CN103435545B - Tetrahydroisoquinoline quaternary ammonium salt derivative, its preparation method and analgesia purposes thereof - Google Patents

Tetrahydroisoquinoline quaternary ammonium salt derivative, its preparation method and analgesia purposes thereof Download PDF

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CN103435545B
CN103435545B CN201310354975.XA CN201310354975A CN103435545B CN 103435545 B CN103435545 B CN 103435545B CN 201310354975 A CN201310354975 A CN 201310354975A CN 103435545 B CN103435545 B CN 103435545B
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tetrahydroisoquinoline
methyl
indenes
chloro
quaternary ammonium
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CN103435545A (en
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徐云根
甘宗捷
宋巧
陈洁
贾本立
杨志
耿元硕
张迪
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China Pharmaceutical University
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China Pharmaceutical University
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Abstract

The invention belongs to medicinal chemistry art, be specifically related to tetrahydroisoquinoliderivatives quaternary ammonium salt derivative, composition containing this tetrahydroisoquinoline quaternary ammonium salt derivative, and described derivative or composition are as the purposes of κ-opioid receptor agonist at ease pain.Pharmacodynamics test proves, compound of the present invention has analgesic activity, and the central not having such medicine common is calm and anxiety side effect.

Description

Tetrahydroisoquinoline quaternary ammonium salt derivative, its preparation method and analgesia purposes thereof
Technical field
The invention belongs to medicinal chemistry art, be specifically related to tetrahydroisoquinoliderivatives quaternary ammonium salt derivative, composition containing this tetrahydroisoquinoline quaternary ammonium salt derivative, and described derivative or composition are as the purposes of κ-opioid receptor agonist at ease pain.
Background technology
After κ-opioid receptor agonist is combined with κ-opiate receptor, except can producing potent analgesic activity, because κ-opium opiate receptor does not participate in analgesia and the reward effect of morphine, the precipitated morphine withdrawal of animal and human can be alleviated, and can also the respiration inhibition effect of antagonism μ-opioid receptor agonist, from the 1980s, become the focus of analgesia area research.
The result of contriver's early-stage Study describes tetrahydroisoquinoliderivatives derivatives in CN1887872, has good κ-opiate receptor affinity and μ/κ-opiate receptor selectivity.The chemistry that particularly embodiment 3 describes is called 1-(Pyrrolidine-1-methyl)-2-(6-chloro-2,3-dihydro-indenes-3-ketone-1-carbonyl)-1,2,3, the compound of 4-tetrahydroisoquinoline (is also called indenes quinoline promise woods, structural formula is as follows), be the κ-opioid receptor agonist of a kind of high reactivity and highly selective.Through radioligand-binding study display, this compound is Ki (M) κ=2.99 × 10 to κ-opiate receptor avidity -11, μ/κ-opiate receptor selectivity reaches μ Ki/ κ Ki=22341, in mouse analgesic test, demonstrates stronger analgesic activities (ED 50=3.1ug/kg (s.c)), but mouse runner test and mouse elevated plus-maze experiment find, and indenes quinolizidine morpholine shows calmness and the anxiety side effect of obvious central.
There are some researches show at present, κ-opiate receptor does not exist only in central nervous system, and is present in the different tissues organ of periphery, as internal organ and visceral afferent volley nerve etc., is called periphery property κ-opiate receptor.Selectivity exciting periphery κ-opiate receptor, not only can alleviate or diminish inflammation, internal organ and neuropathic chronic pain, and can avoid or alleviate the side effects such as the calm and anxiety of central, the therapeutic quality of raising pain.If by introducing hydrophilic radical, increase molecular polarity, reduce logP value, effectively stop compound to enter central nervous system, avoid excitomotor center κ-opiate receptor to produce maincenter side effect, believe the analgesic of the periphery κ-opiate receptor excitement that can obtain there is wide application prospect.
Summary of the invention
The invention discloses the tetrahydroisoquinoline quaternary ammonium salt derivative shown in general formula I that the calm and anxiety side effect of a class central obviously reduces:
Wherein, R 1, R 2represent hydrogen, halogen, hydroxyl, C independently of one another 1-6alkoxyl group or C 1-6alkyl;
R 3represent C 1-C 6alkyl, allyl group or benzyl;
X represents halogen;
M, n represent 1,2,3 or 4 independently.
R 2preferably represent hydrogen, fluorine, chlorine, bromine, hydroxyl, methoxyl group, oxyethyl group, methyl, ethyl or propyl group independently of one another.
R 3preferably represent methyl, ethyl, propyl group, Cvclopropvlmethvl, allyl group or benzyl.
X preferably represents iodine, bromine or chlorine.
Preferred compound is as follows:
Iodate 1-methyl isophthalic acid-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles;
Iodate 1-methyl isophthalic acid-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes--1-formyl radical) fluoro-1,2,3, the 4-tetrahydroisoquinoline-1-base of-7-)-methyl) pyrroles;
Iodate 1-methyl isophthalic acid-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-6-methoxyl group-1,2,3,4-tetrahydroisoquinoline-1-base)-methyl) pyrroles;
Iodate 1-methyl isophthalic acid-((2-(6-methoxyl group-7-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles;
Iodate 1-methyl isophthalic acid-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-6-hydroxyl-1,2,3,4-tetrahydroisoquinoline-1-base)-methyl) pyrroles;
Bromination 1-benzyl-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles;
Bromination 1-allyl group-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles;
Bromination 1-(4-luorobenzyl)-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles;
Bromination 1-(4-methoxy-benzyl)-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles;
Iodate 1-ethyl-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles;
Iodate 1-normal-butyl-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles;
Bromination 1-Cvclopropvlmethvl-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles.
General formula of the present invention (I) compound can be prepared with the following method:
Wherein R 1, R 2, R 3, X, m, n definition the same.
The compound of formula II is obtained according to the method for patent CN1887872; With formula II compound for raw material, in organic solvent with alkylating agent R 3x reacts, obtained formula I.Wherein, organic solvent is selected from the mixed solvent of one or more compositions in acetone, acetonitrile, methylene dichloride, 1,2-ethylene dichloride, DMF, N,N-dimethylacetamide, methyl-sulphoxide, preferred acetone, acetonitrile.R 3x be selected from methyl iodide, iodoethane, butyl iodide, bromomethyl cyclopropane, cylite, to methoxyl group cylite, to chlorine cylite, 2,4-dichloro cylites, to fluorine bromobenzyl, preferred butyl iodide, bromomethyl cyclopropane.
The tetrahydroisoquinoline quaternary ammonium salt derivative of general formula of the present invention (I) can be mixed with into the various preparations in pharmaceutics with pharmaceutically acceptable carrier, comprise tablet, pill, granula, pulvis, capsule, syrup, emulsion, suspensoid, injection etc.The tetrahydroisoquinoline quaternary ammonium salt derivative of general formula (I) also can add other anodynes such as morphine, fentanyl etc. and be prepared into compound pain medicine.
Compound Doses used in clinical practise of the present invention is 0.01mg ~ 1000mg/ days, also can depart from this scope according to the difference of the weight of the state of an illness or formulation.
Pharmacodynamics test proves, tetrahydroisoquinoline quaternary ammonium salt derivative of the present invention not only analgesic activity is strong, and the calm side effect almost not having such medicine common.
Embodiment
Embodiment 1
Iodate 1-methyl isophthalic acid-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles (I-1)
With reference to the method for Chinese patent CN1887872, with phenylethylamine and 3-chlorobenzaldehyde for raw material, prepare 1-(Pyrrolidine-1-methyl)-2-(the chloro-3-oxo-2 of 6-; 3-dihydro-1H-indenes-1-formyl radical)-1; 2,3,4-tetrahydroisoquinoline.
1-(Pyrrolidine-1-methyl)-2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2 is added in 50ml eggplant-shape bottle; 3,4-tetrahydroisoquinoline (0.2g, 0.49mmol); acetone 10ml; methyl iodide (0.31ml, 49mmol), stirring at normal temperature 2h; a large amount of solid is separated out; filter to obtain white solid I-1, yield 77.4%, m.p.170 ~ 172 DEG C.
1H-NMR(300MHz,DMSO-d 6),δ(ppm):1.98~2.08(4H,m,2×CH 2),2.74~2.80(1H,d,J=15.9Hz,1/2CH 2),2.93~3.15(4H,m,2×1/2CH 2,CH 2),3.11(3H,s,NCH 3),3.48~3.79(4H,m,2×CH 2),3.92~4.06,4.13~4.32(2H,m,2×1/2CH 2),4.63~4.86(1H,dd,J=4.2Hz,14.1Hz,1/2CH 2),5.05~5.06(1H,d,J=5.7Hz,CH),6.11~6.08(1H,d,J=9.9Hz,CH),7.24~7.40(3H,m,ArH),7.41~7.44(1H,m,ArH),7.58~7.66(3H,m,ArH).MS(ESI(+)70V,m/z):423.3([M+H] +,base peak).
Embodiment 2
Iodate 1-methyl isophthalic acid-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes--1-formyl radical) fluoro-1,2,3, the 4-tetrahydroisoquinoline-1-base of-7-)-methyl) pyrroles (I-2)
With reference to the method for Chinese patent CN1887872; with 4-fluorophenethylamine and 3-chlorobenzaldehyde for raw material, prepare 1-(Pyrrolidine-1-methyl)-2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-7-fluoro-1; 2; 3,4-tetrahydroisoquinoline, then with iodomethane reaction; the method being similar to embodiment 1 obtains I-2; for white solid, yield 81.2%, m.p.190 ~ 192 DEG C.
1H-NMR(300MHz,DMSO-d 6),δ(ppm):1.98~2.08(4H,m,2×CH 2),2.73~2.80(1H,d,J=18.6Hz,1/2CH 2),2.93~3.10(4H,m,1/2CH 2,CH 2,1/2CH 2),3.10(3H,s,NCH 3),3.48~3.82(4H,m,2×CH 2),3.92~4.06,4.13~4.32(2H,m,2×1/2CH 2),4.63~4.86(1H,m,1/2CH 2),5.04~5.06(1H,d,J=6.1Hz,CH),6.11~6.08(1H,d,J=10.1Hz,CH),7.12~7.18(1H,m,ArH),7.31~7.38(2H,m,ArH),7.58~7.72(3H,m,ArH).
HRMS(ESI):m/z[M+H] +Calcd for C 25H 27ClFN 2O 2:441.1740;Found:441.1746.
Embodiment 3
Iodate 1-methyl isophthalic acid-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-6-methoxyl group-1,2,3,4-tetrahydroisoquinoline-1-base)-methyl) pyrroles (I-3)
With reference to the method for Chinese patent CN1887872; with 3-methoxyphenethylamine and 3-chlorobenzaldehyde for raw material, prepare 1-(Pyrrolidine-1-methyl)-2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-6-methoxyl group-1; 2; 3,4-tetrahydroisoquinoline, then with iodomethane reaction; the method being similar to embodiment 1 obtains I-3; for white solid, yield 84.7%, m.p.266 ~ 268 DEG C.
1H-NMR(500MHz,DMSO-d 6),δ(ppm):1.94~2.08(4H,m,2×CH 2),2.72~2.78(1H,d,J=18.4Hz,1/2CH 2),2.85~3.06(4H,m,1/2CH 2,CH 2,1/2CH 2),3.09(3H,s,NCH 3),
3.40~3.70(3H,m,CH 2,1/2CH 2),3.75~3.85(1H,m,1/2CH 2),3.75(3H,s,OCH 3),3.92~3.99,4.09~4.17(2H,m,2×1/2CH 2),4.59~4.62(1H,d,J=10.6Hz,1/2CH 2),5.04~5.05(1H,d,J=5.9Hz,CH),5.99~6.02(1H,d,J=10.0Hz,CH),6.83~6.87(2H,m,ArH),7.31~7.34(1H,d,J=8.4Hz,ArH),7.58~7.60(1H,d,J=8.1Hz,ArH),7.65(1H,s,ArH),7.69~7.72(1H,d,J=8.1Hz,ArH).
HRMS(ESI):m/z[M+H] +C 26H 30ClN 2O 3:453.1945;Found:453.1949.
Embodiment 4
Iodate 1-methyl isophthalic acid-((2-(6-methoxyl group-7-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles (I-4)
With reference to the method for Chinese patent CN1887872; with phenylethylamine and the chloro-m-methoxybenzaldehyde of 2-for raw material, prepare 1-(Pyrrolidine-1-methyl)-2-(6-methoxyl group-7-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1; 2; 3,4-tetrahydroisoquinoline, then with iodomethane reaction; the method being similar to embodiment 1 obtains I-4; for white solid, yield 75.9%, m.p.205 ~ 207 DEG C.
1H-NMR(500MHz,DMSO-d 6),δ(ppm):2.04~2.08(4H,m,2×CH 2),2.52~2.57(1H,m,1/2CH 2),2.90~2.95(2H,m,CH 2),3.15(3H,s,NCH 3),3.16~3.20(2H,m,2×1/2CH 2),3.48~3.87(5H,m,2×CH 2,1/2CH 2),3.84(3H,s,OCH 3),4.07~4.15(1H,m,1/2CH 2),4.25~4.28(1H,m,1/2CH 2),4.72~4.73(1H,d,J=4.8Hz,CH),6.06~6.09(1H,d,J=9.2Hz,CH),7.16~7.21(1H,m,ArH),7.26~7.30(3H,m,ArH),7.40~7.44(1H,m,ArH),7.67(1H,s,ArH).
HRMS(ESI):m/z[M+H] +C 26H 30ClN 2O 3:453.1939;Found:453.1944.
Embodiment 5
Iodate 1-methyl isophthalic acid-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-6-hydroxyl-1,2,3,4-tetrahydroisoquinoline-1-base)-methyl) pyrroles (I-5)
With reference to the method for Chinese patent CN1887872; with 3-methoxyphenethylamine and 3-chlorobenzaldehyde for raw material, prepare 1-(Pyrrolidine-1-methyl)-2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-6-hydroxyl-1; 2; 3,4-tetrahydroisoquinoline, then with iodomethane reaction; the method being similar to embodiment 1 obtains I-5; for white solid, yield 43.2%, m.p.258 ~ 260 DEG C.
1H-NMR(300MHz,DMSO-d 6),δ(ppm):1.91~2.08(4H,m,2×CH 2),2.72~2.78(1H,d,J=18.7Hz,1/2CH 2),2.88~3.15(4H,m,1/2CH 2,CH 2,1/2CH 2),3.09(3H,s,NCH 3),
3.48~3.78(4H,m,2×CH 2),3.93~4.06,4.13~4.26(2H,m,2×1/2CH 2),4.56~4.60(1H,d,J=10.4Hz,1/2CH 2),5.03~5.05(1H,d,J=5.5Hz,CH),5.93~5.96(1H,d,J=10.1Hz,CH),6.62~6.70(2H,m,ArH),7.20~7.23(1H,d,J=8.4Hz,ArH),7.58~7.72(3H,m,ArH).
MS(ESI(+)70V,m/z):419.3([M+H] +,base peak)
Embodiment 6
Bromination 1-benzyl-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles (I-6)
1-(Pyrrolidine-1-methyl)-2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2 is added in 50ml eggplant-shape bottle; 3,4-tetrahydroisoquinoline (0.2g, 0.49mmol); acetonitrile 10ml, bromobenzyl (0.58ml, 49mmol); temperature rising reflux 2h; reaction solution directly adds silica gel, with methylene dichloride: methyl alcohol=40:1 column chromatography, obtains white solid 0.16g; yield 56.8%, m.p.172 ~ 174 DEG C.
1H-NMR(300MHz,DMSO-d 6),δ(ppm):1.72~2.08(4H,m,2×CH 2),2.73~2.80(1H,d,J=18.6Hz,1/2CH 2),2.90~3.30(4H,m,1/2CH 2,CH 2,1/2CH 2),3.58~3.69(4H,m,2×CH 2),4.09~4.16,4.23~4.32(2H,m,2×1/2CH 2),4.63~4.86(3H,dd,J=9.1Hz,9.1Hz,PhCH 2,1/2CH 2),5.11~5.13(1H,d,J=6.7Hz,CH),6.28~6.31(1H,d,J=9.8Hz,CH),7.12~7.27(4H,m,ArH),7.48~7.54(5H,m,ArH),7.69~7.72(2H,m,ArH).
MS(ESI(+)70V,m/z):499.3([M+H] +,base peak)
Embodiment 7
Bromination 1-allyl group-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles (I-7)
With 1-(Pyrrolidine-1-methyl)-2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2; 3,4-tetrahydroisoquinoline and allyl bromide 98 are raw material, and the method being similar to embodiment 6 obtains white solid I-7; yield 46.0%, m.p.178 ~ 180 DEG C.
1H-NMR(500MHz,DMSO-d 6),δ(ppm):1.88~2.08(4H,m,2×CH 2),2.57~2.64(1H,d,J=18.5Hz,1/2CH 2),2.94~3.16(4H,m,1/2CH 2,CH 2,1/2CH 2),3.57~3.72(4H,m,2×CH 2),3.98~4.23(4H,m,CH 2,2×1/2CH 2),4.60~4.62(1H,d,J=10.1Hz,1/2CH 2),5.06~5.07(1H,d,J=6.3Hz,CH),5.65~5.70(2H,m,CH=CH 2),6.06~6.08(1H,d,J=9.8Hz,CH),6.17~6.20(1H,m,CH=CH 2),7.24~7.30(4H,m,ArH),7.58~7.60(1H,d,J=8.1Hz,ArH),7.65(1H,sArH),7.70~7.72(1H,d,J=8.1Hz,ArH).
MS(ESI(+)70V,m/z):449.2([M+H] +,base peak).
Embodiment 8
Bromination 1-(4-luorobenzyl)-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles (I-8)
With 1-(Pyrrolidine-1-methyl)-2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2; 3,4-tetrahydroisoquinoline and 4-fluoro benzyl bromide are raw material, and the method being similar to embodiment 6 obtains white solid I-8; yield 57.2%, m.p.210 ~ 212 DEG C.
1H-NMR(500MHz,DMSO-d 6),δ(ppm):1.72~2.04(4H,m,2×CH 2),2.72~2.76(1H,d,J=18.4Hz,1/2CH 2),2.97~3.23(4H,m,1/2CH 2,CH 2,1/2CH 2),3.61~3.68(4H,m,2×CH 2),4.14~4.27,4.29~4.32(2H,m,2×1/2CH 2),4.61~4.64,4.83~4.85(3H,m,PhCH 2,1/2CH 2),5.11~5.12(1H,d,J=6.7Hz,CH),6.24~6.26(1H,d,J=9.3Hz,CH),7.23~7.32(6H,m,ArH),7.52(3H,s,ArH),7.67~7.70(2H,m,ArH).
MS(ESI(+)70V,m/z):517.2([M+H] +,base peak).
Embodiment 9
Bromination 1-(4-methoxy-benzyl)-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles (I-9)
With 1-(Pyrrolidine-1-methyl)-2-(the chloro-3-oxo-2 of 6-; 3-dihydro-1H-indenes-1-formyl radical)-1; 2; 3; 4-tetrahydroisoquinoline and 4-methoxy-benzyl bromine are raw material; the method being similar to embodiment 6 obtains white solid I-9, yield 67.4%, m.p.220 ~ 222 DEG C.
1H-NMR(500MHz,DMSO-d 6),δ(ppm):1.74~2.08(4H,m,2×CH 2),2.73~2.80(1H,d,J=18.4Hz,1/2CH 2),2.90~3.28(4H,m,1/2CH 2,CH 2,1/2CH 2),3.57~3.69(4H,m,2×CH 2),3.81(3H,s,OCH 3),4.09~4.13,4.17~4.26(2H,m,2×1/2CH 2),4.63~4.83
(3H,dd,J=8.2Hz,8.2Hz,PhCH 2,1/2CH 2),5.08~5.09(1H,d,J=6.1Hz,CH),6.27~6.29(1H,d,J=9.8Hz,CH),7.02~7.04(2H,m,ArH),7.15~7.42(4H,m,ArH),7.36~7.38(1H,d,J=8.4Hz,CH),7.53~7.55(1H,d,J=8.1Hz,CH),7.67~7.77(3H,m,ArH).
MS(ESI(+)70V,m/z):529.2([M+H] +,base peak).
Embodiment 10
Iodate 1-ethyl-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles (I-10)
With 1-(Pyrrolidine-1-methyl)-2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2; 3,4-tetrahydroisoquinoline and iodoethane are raw material, and the method being similar to embodiment 6 obtains white solid I-10; yield 57.2%, m.p.240 ~ 242 DEG C.
1H-NMR(500MHz,DMSO-d 6),δ(ppm):1.29~1.32(3H,t,J=7.0Hz,CH 3),1.98~2.04(4H,m,2×CH 2),2.71~2.75(1H,d,J=21.2Hz,1/2CH 2),2.94~3.12(4H,m,1/2CH 2,CH 2,1/2CH 2),3.57~3.89(4H,m,2×CH 2),3.62~3.65(2H,m,CH 2),4.09~4.13,4.02~4.11(2H,m,2×1/2CH 2),4.56~4.59(1H,d,J=10.6Hz,1/2CH 2),5.02~5.03(1H,d,J=6.1Hz,CH),5.97~5.99(1H,d,J=9.8Hz,CH),7.28~7.34(4H,m,ArH),7.59~7.60(1H,d,J=8.6Hz,ArH),7.66(1H,s,ArH),7.70~7.72(1H,d,J=8.2Hz,ArH).
HRMS(ESI):m/z[M+H] +Calcd for C 26H 30ClN 2O 2:437.1990;Found:437.1966.
Embodiment 11
Iodate 1-normal-butyl-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles (I-11)
With 1-(Pyrrolidine-1-methyl)-2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2; 3,4-tetrahydroisoquinoline and butyl iodide are raw material, and the method being similar to embodiment 6 obtains white solid I-11; yield 40.7%, m.p.180 ~ 182 DEG C.
1H-NMR(300MHz,DMSO-d 6),δ(ppm):0.89~0.94(3H,t,J=7.1Hz,CH 3),1.26~1.30(2H,m,CH 2),1.65~1.75(2H,m,CH 2),2.01~2.08(4H,m,2×CH 2),2.72~2.75(1H,m,1/2CH 2),2.94~3.12(4H,m,1/2CH 2,CH 2,1/2CH 2),3.57~3.89(4H,m,2×CH 2),3.62~3.65(2H,m,CH 2),4.09~4.11(2H,m,2×1/2CH 2),4.56~4.59(1H,d,J=9.1Hz,1/2CH 2),5.02~5.03(1H,m,CH),5.77~5.79(1H,d,J=9.8Hz,CH),7.3(3H,s,ArH),7.59~7.60(1H,d,J=8.2Hz,ArH),7.67(1H,s,ArH),7.70~7.73(1H,d,J=8.2Hz,ArH).
MS(ESI(+)70V,m/z):465.3([M+H] +,base peak).
Embodiment 12
Bromination 1-Cvclopropvlmethvl-1-((2-(6-chloro-3-oxo-2,3-dihydro-1H-indenes-1-formyl radical)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) pyrroles (I-12)
With 1-(Pyrrolidine-1-methyl)-2-(the chloro-3-oxo-2 of 6-; 3-dihydro-1H-indenes-1-formyl radical)-1; 2; 3; 4-tetrahydroisoquinoline and cyclopropylmethyl bromide are raw material; the method being similar to embodiment 6 obtains white solid I-12, yield 47.9%, m.p.106 ~ 108 DEG C.
1H-NMR(300MHz,DMSO-d 6),δ(ppm):0.35~0.38(2H,m,CH 2),0.71~0.73(2H,m,CH 2),1.21~1.25(1H,m,CH),1.87~2.08(4H,m,2×CH 2),2.69~2.76(1H,d,J=18.5Hz,1/2CH 2),2.90~3.16(5H,m,1/2CH 2,2×CH 2),3.42~3.57(3H,m,CH 2,1/2CH 2),3.76~3.81(2H,m,2×1/2CH 2),4.01~4.08,4.18~4.27(2H,m,2×1/2CH 2),4.59~4.63(1H,d,J=11.3Hz,1/2CH 2),5.04~5.06(1H,d,J=5.6Hz,CH),6.03~6.06(1H,d,J=9.7Hz,CH),7.29~7.35(4H,m,ArH),7.59~7.73(3H,m,ArH).
HRMS(ESI):m/z[M+H] +C 28H 32ClN 2O 2:463.2147;Found:463.2156.
Embodiment 13
Pharmacodynamics test
One, opiate receptor affinity research (radioligand-binding study)
Experimental technique:
Experiment point total binding pipe and non-specific binding pipe, separately establish several groups of sample hoses to add different concns competition part.Total binding pipe add the expression being equivalent to 20 μ g membrane receptor protein and [ 3h] diprenorphine (0.5nM) (1.44Pbq.mol -1wide spectrum opiate antagonist, Amersham company), corresponding non-specific binding pipe separately adds Narlan (the wide spectrum opiate antagonist of 1 μM, Sigma company), sample hose adds different concns compound to be screened, is adjusted to final volume 100 μ l with 50mM Tris (Amresco company)-HCl (pH7.4).Hatch 30min at 30 DEG C, then put termination reaction in frozen water.Through GF/ (Whatman) glass fiber filter paper negative pressure leaching on Millipore sample divider.Three times are rinsed with ice-cold 50mM Tris-HCl (pH7.4), each 4ml, after filter paper is dried, be placed in 0.5ml Eppendorff to manage, add 0.5ml lipophilic scintillation solution (Shanghai reagent one factory), Beckman LS6500 full-service fluid scintillation counter measures radioactive intensity, calculates inhibiting rate, each concentration is three multiple pipes, independent experiment 3-4 time each time.Method of calculation:
According to inhibiting rate, with Prism4.0 computed in software IC 50value.
K i=IC 50/ (1+ [L]/K d), ([L] is the concentration of added tagged ligand, K dbalance dissociation parameters for radioligand).
The results are shown in Table 1
Table 1 part of compounds and competitive radioligand binding tests and binding affinity (the κ K to κ-acceptor i)
Above data show, indenes quinolizidine morpholine quaternary ammonium salt derivative of the present invention still has stronger avidity to κ-opiate receptor.
Two, sedative effect research
Experiment establishes following several groups:
Physiological saline group: 10/group, only, 15min pneumoretroperitoneum injects 0.6% Glacial acetic acid 0.2ml to subcutaneous injection physiological saline 0.2ml/, observes writhing number of times in 15min;
Embodiment group: establish 3 various dose groups, 10/group, subcutaneous injection is by reagent 1ug/kg respectively for each group, and 5ug/kg, 10ug/kg, 15min pneumoretroperitoneum injects 0.6% Glacial acetic acid 0.2ml, observes writhing number of times in 15min, calculates analgesia ED 50value.
Utilize rotary wheel device, new mouse is placed on runner respectively, record the time that it falls down from runner, first screen before formal experiment, if the mouse fallen down in 60s, reject.Random 10 points one group of qualified mouse, give various dose indenes quinoline promise woods and by after reagent, record the time of falling down from runner, repeat to average for twice, calculate calm ED 50the same.The calm side effect of maincenter by reagent is evaluated by therapeutic index.Therapeutic index=calm ED 50/ analgesia ED 50.Therapeutic index is higher, and calm side effect is less.
The results are shown in Table 2
The analgesia of table 2 part of compounds and calm ED 50value and therapeutic index
Table 2 data show, the therapeutic index of indenes quinolizidine morpholine quaternary ammonium salt derivative of the present invention is obviously greater than indenes quinolizidine morpholine, illustrate that their calm side effect is weaker than indenes quinolizidine morpholine, and analgesia, sedative effect can separate.
Three, anxiety Effect study
Experimental technique
Mouse gave by reagent after 15 minutes, be placed on the middle junction that Elevated plus-maze open arms closes arm, face open arms, the residence time that in 5 minutes, record enters open arms or closes arm accounts for the per-cent of total time as evaluation index, enters to close arm and rest on the time of closing arm to reflect anxiety behavior.Test-results is in table 3
The elevated plus-maze test of table 3 Compound I-2, I-7 and I-11
Compound numbers Open arms time/total time (%) Close arm time/total time (%)
Contrast 39 61
Indenes quinolizidine morpholine (1 μ g/kg) 34 66
Indenes quinolizidine morpholine (2.5 μ g/kg) 17 83
Indenes quinolizidine morpholine (5 μ g/kg) 3 97
I-2(1.25mg/kg) 38 62
I-2(2.5mg/kg) 23 77
I-2(3.75mg/kg) 16 84
I-7(1.25mg/kg) 36 64
I-7(2.5mg/kg) 22 78
I-7(3.75mg/kg) 13 87
I-11(1.25mg/kg) 34 66
I-11(2.5mg/kg) 25 75
I-11(3.75mg/kg) 15 85
Table 3 data show, I-2, I-7 and I-11 rest on the per-cent of the time of closing arm under low dosage (1.25mg/kg) and blank there is no difference, show that above-mentioned quaternary ammonium salt derivative is almost without causing anxiety effect under low dosage; Under 2.5mg/kg dosage, I-2, I-7 and I-11 only cause LA; Under high dosage (3.75mg/kg), I-2, I-7 and I-11 only cause moderate anxiety.And indenes quinolizidine morpholine can cause severe anxiety under high dosage (5 μ g/kg).

Claims (8)

1. the tetrahydroisoquinoline quaternary ammonium salt derivative of general formula (I):
Wherein, R 1, R 2represent hydrogen, halogen, hydroxyl, C independently of one another 1-6alkoxyl group or C 1-6alkyl;
R 3represent C 1-C 6alkyl, allyl group or benzyl;
X represents halogen;
M, n represent 1,2,3 or 4 independently.
2. the tetrahydroisoquinoline quaternary ammonium salt derivative of claim 1, wherein R 1, R 2represent hydrogen, fluorine, chlorine, bromine, hydroxyl, methoxyl group, oxyethyl group, methyl, ethyl or propyl group independently of one another.
3. the tetrahydroisoquinoline quaternary ammonium salt derivative of claim 1, wherein R 3represent methyl, ethyl, propyl group, allyl group or benzyl.
4. the tetrahydroisoquinoline quaternary ammonium salt derivative of claim 1, wherein X represents iodine, bromine or chlorine.
5. the tetrahydroisoquinoline quaternary ammonium salt derivative of claim 1, its formula of (I) compound is following arbitrary compound:
1-methyl isophthalic acid-(2-(chloro-2, the 3-dihydros of 6--indenes-3-ketone-1-carbonyl)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) Hygron salt compounded of iodine;
1-methyl isophthalic acid-((the fluoro-2-of 7-(chloro-2, the 3-dihydros of 6--indenes-3-ketone-1-carbonyl)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) Hygron salt compounded of iodine;
1-methyl isophthalic acid-((2-(chloro-2, the 3-dihydros of 6--indenes-3-ketone-1-carbonyl)-6-methoxyl group-1,2,3,4-tetrahydroisoquinoline-1-base)-methyl) Hygron salt compounded of iodine;
1-methyl isophthalic acid-((2-(chloro-2, the 3-dihydros of 6-methoxyl group-7--indenes-3-ketone-1-carbonyl)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) Hygron salt compounded of iodine;
1-methyl isophthalic acid-((2-(chloro-2, the 3-dihydros of 6--indenes-3-ketone-1-carbonyl)-6-hydroxyl-1,2,3,4-tetrahydroisoquinoline-1-base)-methyl) Hygron salt compounded of iodine;
1-benzyl-1-((2-(chloro-2, the 3-dihydros of 6--indenes-3-ketone-1-carbonyl)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) Hygron bromine salt;
1-allyl group-1-((2-(chloro-2, the 3-dihydros of 6--indenes-3-ketone-1-carbonyl)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) Hygron bromine salt;
1-ethyl-1-((2-(chloro-2, the 3-dihydros of 6--indenes-3-ketone-1-carbonyl)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) Hygron salt compounded of iodine;
1-butyl-1-((2-(chloro-2, the 3-dihydros of 6--indenes-3-ketone-1-carbonyl)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) Hygron salt compounded of iodine.
6. the tetrahydroisoquinoline quaternary ammonium salt derivative of following arbitrary structure:
1-(4-luorobenzyl)-1-((2-(chloro-2, the 3-dihydros of 6--indenes-3-ketone-1-carbonyl)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) Hygron bromine salt;
1-(4-methoxy-benzyl)-1-((2-(chloro-2, the 3-dihydros of 6--indenes-3-ketone-1-carbonyl)-1,2,3,4-tetrahydroisoquinoline-1-bases)-methyl) Hygron bromine salt.
7. a pharmaceutical composition, the tetrahydroisoquinoline quaternary ammonium salt derivative wherein containing claim 1 or 6 and pharmaceutically acceptable carrier.
8. the tetrahydroisoquinoline quaternary ammonium salt derivative any one of claim 1 to 6 is for the preparation of the purposes of analgesic.
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