CN103694129B - Beet alkaline plant growth regulator containing cinnamamide groups - Google Patents

Beet alkaline plant growth regulator containing cinnamamide groups Download PDF

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CN103694129B
CN103694129B CN201310732463.2A CN201310732463A CN103694129B CN 103694129 B CN103694129 B CN 103694129B CN 201310732463 A CN201310732463 A CN 201310732463A CN 103694129 B CN103694129 B CN 103694129B
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growth regulator
compound
formula
plant growth
plant
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CN103694129A (en
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许良忠
陈蔚燕
王明慧
孟祥龙
范井旺
菊光秀
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Qingdao University of Science and Technology
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Abstract

The invention discloses a beet alkaline plant growth regulator containing cinnamamide groups. The structure is shown as a general formula I. In the formula, X is selected from C1 or Br; Y is selected from H or C1; Z is selected from H or C1; M is selected from Na, K or NH4. The compound with the general formula I has excellent functions of promoting sprouting and rooting, increasing yield and improving quality, and can be widely applied to the yield increase or the survival rate increase of agriculture or forestry.

Description

A kind of Beet alkaline plant growth regulator containing cinnamide group
Technical field
The invention belongs to plant-growth regulator field in agricultural chemicals, be specifically related to a kind of Beet alkaline plant growth regulator containing cinnamide group.
Background technology
Plant-growth regulator is in control seed germination and dormancy, and hestening rooting, promotes cell elongation and division, control lateral bud or tiller, controlling plant type, control to bloom, induction s.m.p fruit, flower and fruit thinning, controls shedding, controls fruit shape or ripening stage, strengthen resistance (disease-resistant, drought resisting, anti-salinity, freeze proof), strengthen and absorb fertilizer ability, increase sugar or change acidity, improve the aspect such as fragrance and color and luster and serve positive effect.
Guo Qifang (Guo Qifang, Ma Qianquan, Sun Can etc., exogenous betaine improves the research of wheat seedling salt resistance, northwest Botany Gazette, 2004, 24 (9): 1680-1686), Li Xinmei (Li Xinmei, Sun Bingyao, Tan Jianzhong, the progress of trimethyl-glycine and plant stress-resistance sexual intercourse, research of agricultural science, 2006, 27 (3): 66-70), Meng Feng (Meng Feng, Yu Songlin, Zheng Qiangqing etc., the progress of trimethyl-glycine and plant stress-resistance sexual intercourse, China's agronomy circular, 2008, 24 (4): 225-228) etc. betaine type quaternary ammonium salt is reported respectively such as formula the purposes of II compound as plant-growth regulator, for agricultural produce, improve quality and improve resistance.
In the prior art, a kind of Beet alkaline plant growth regulator containing cinnamide group and activity thereof have no open as described in the present invention.
Summary of the invention
The object of the present invention is to provide a kind of plant-growth regulator promoting the low and use safety of seed germination, growth-promoting root, volume increase, precocity, raising quality, use cost, be to provide a kind of Beet alkaline plant growth regulator containing cinnamide group specifically, it can be used for agricultural, the significantly volume increase of forestry or surviving rate and improves.
Technical scheme of the present invention is as follows:
The invention provides a kind of Beet alkaline plant growth regulator containing cinnamide group, its structure is as shown in general formula I:
In formula: X is selected from Cl or Br;
Y is selected from H or Cl;
Z is selected from H or Cl;
M is selected from Na, K or NH 4.
Compound of Formula I can be obtained by following reaction:
In formula, each group definition is the same.
Compound of formula III in suitable solvent with equimolar alkaline solution in 20 ~ 40 DEG C of saponification reaction 2h, revolve and steam solvent and water obtains general formula compound I, the preparation of compound of formula III is shown in that the present invention synthesizes example.
Suitable solvent selected from methanol, ethanol, Virahol, DMF, dimethyl sulfoxide (DMSO) etc.; Alkaline solution is selected from NaOH, KOH or the ammonia soln of 20 ~ 30%.
Table 1 lists structure and the physical properties of partial Formula I.
The structure of table 1 segment bounds I and physical properties
Compound X Y Z M Outward appearance Fusing point/DEG C
Ia Cl H H Na Light yellow solid 182-185
Ib Cl Cl H Na Light yellow solid 194-196
Ic Cl H Cl Na Light yellow solid 205-207
Id Cl Cl Cl Na Light yellow solid 264-267
The present invention also comprises the plant growth regulator composition of formula I as active ingredient, in said composition, active ingredient refers to formula I or formula I and other active ingredients a kind of, two or more composition formed as plant-growth regulator such as Nafusaku, sodium nitrophenolate, indolebutyric acid sodium, and also comprises acceptable carrier in agricultural or forestry in this plant growth regulator composition.
The formulation of composition of the present invention can be aqua, wettable powder, water dispersible granules etc., in order to improve the utilization ratio of active principle, usually adds appropriate tensio-active agent when formulated.
The method of plant growth regulator composition coordinate plant growth of the present invention: the present composition is imposed on by the concentration of active ingredient 0.1 ~ 1000 μ g/mL and needs on the medium of growth regulation, preferred working concentration scope is 10 ~ 100 μ g/mL, for some application, can as required in plant growth regulator composition of the present invention, add one or more other sterilant, sterilant, a large amount of or trace element fertilizer etc., additional excellent results can be produced thus.
Advantage of the present invention and positively effect:
Current commercial plant-growth regulator is mainly divided into water-soluble, acid-soluble, caustic solubility and insoluble four classes with solvability classification.Water-soluble plant growth regulator as choline dichloride, help strong element, it is long to be mainly used in dwarfing plants control; Acid-soluble plant-growth regulator is as DA-6(diethylamino ethanol caproate Citrate trianion) owing to easily separating out Sum decomposition in the basic conditions, therefore can only dissolve in acidic aqueous solution and use; Caustic solubility plant-growth regulator such as sodium nitrophenolate, Nafusaku etc. are easily separated out or indissoluble in acidic aqueous solution, dissolve and use in alkaline aqueous solution; Insoluble plant growth regulator such as paclobutrazol, brassinolide etc. not easily make aqua product because being insoluble in water; Optimal plant-growth regulator formulation is aqua formulation.
Formula I of the present invention has unique chemical structure, containing amino acid group and aromatic amides group, it has water-soluble, acid-soluble, alkali-soluble feature simultaneously, therefore can add in various neutrality, acidity or alkaline fertilizer, this point is not available for current most efficient plant growth regulator.Moreover, plant-growth regulator of the present invention is compared with existing plant-growth regulator has superior over-all properties, as being better than DA-6, naphthylacetic acid etc. in growth-promoting root, field experiment shows, this plant-growth regulator can make wheat increase yield reach 15 ~ 20%; Accelerate apple with ripe color, improve soluble sugar and VC content in apple, make mouthfeel more sweet, improve one-level fruit rate; Show for great Jiang, capsicum, tomato etc. that stem stalk is sturdy, leaf look dark green, volume increase reaches more than 20%.Plant-growth regulator of the present invention has cost advantage low, safe and convenient to use, has very high using value and commercialization potentiality.
It is clearly understood that, in claim limited range of the present invention, can various conversion and change be carried out.
Embodiment
Following synthesis example, formulation examples and raw experimental result of surveying can be used to further illustrate the present invention, but do not mean that restriction the present invention.
Synthesis example:
Example 1, Compound I a, I b, I cpreparation
(1) preparation of cinnamyl chloride
74g(0.5mol is added successively in 500mL there-necked flask) styracin, 119g(1.0mol) sulfur oxychloride and 150mL toluene, drip 0.2mLN under stirring, N ,-dimethyl formamide, temperature rising reflux 2h, revolve and steam toluene and excessive sulfur oxychloride, obtain pale yellowish oil liquid 80.5g, yield 97%.
(2) preparation of cinnamoyl-N, N-dimethyl-1,3-propylene diamine
In 250mL there-necked flask, add 10.2g (0.1mol) N, N-dimethyl-1,3-propylene diamine and 100mL ethyl acetate successively, ice bath temperature control 0 ~ 20 DEG C, drip the mixed solution by 16.6g cinnamyl chloride and 30mL ethyl acetate, drip and finish, stirring at room temperature 2h; Room temperature drips 20.0g20%NaOH solution, and separatory, gets organic phase, uses appropriate anhydrous sodium sulfate drying, and filter, filtrate revolving steams solvent, obtains pale yellowish oil liquid 22.0g, yield 96%.
(3) preparation of cinnamoyl-N, N-dimethyl-1,3-propylene diamine quaternary ammonium salt
11.6g (0.05mol) cinnamoyl-N is added successively, N-dimethyl-1,3-propylene diamine and 100mL toluene in 250mL there-necked flask; stir lower dropping 6.1g ethyl chloroacetate, drip and finish, temperature rising reflux reaction 4h; revolve and steam toluene, obtain white waxy solid 17.2g, yield 98%.
(4) I athe preparation of compound
The above-mentioned obtained cinnamoyl-N of 17.6g (0.05mol) is added successively, N-dimethyl-1,3-propylene diamine quaternary ammonium salt and 100mL methyl alcohol in 250mL there-necked flask; stirring and dissolving, room temperature drips 10.0g20%NaOH solution, drips and finishes; temperature control 20 ~ 40 DEG C reaction 2h; be cooled to room temperature, revolve and steam solvent and water, add 20mL Virahol; separate out a large amount of white powdery solid; suction filtration, dries to obtain white solid 15.0g, yield 86%.
According to the method for example 1, change 20%NaOH solution into equimolar 20%KOH solution and 20% ammonia soln respectively, can I be obtained athe sylvite of compound and ammonium salt.
Same method, changes styracin into o-chlorocinnamic acid respectively, to chloro-cinnamic acid and 2,4-dichloro-cinnamic acid, can obtain Compound I by aforesaid operations step b, I cand I d.
I a, I b, I cand I dthe proton magnetic data of compound sodium salt is as follows:
I acompound: 1hNMR (500MHz, DMSO-d6), δ (ppm): 8.244-8.246 (t, 1H, NH), 7.315-7.548 (m, 5H, Ar-H), 6.634-6.655 (2H, CH=CH), 4.20 (s, 2H, CH 2), 3.875 (s, 2H, CH 2), 3.058-3.096 (q, 2H, CH 2), 2.126-2.156 (t, 2H, CH 2), 2.035 (s, 6H, CH 3), 1.474-1.530 (m, 2H, CH 2);
I bcompound: 1hNMR (500MHz, DMSO-d6), δ (ppm): 8.250-8.252 (t, 1H, NH), 7.326-7.568 (m, 4H, Ar-H), 6.644-6.664 (2H, CH=CH), 4.20 (s, 2H, CH 2), 3.885 (s, 2H, CH 2), 3.068-3.119 (q, 2H, CH 2), 2.128-2.159 (t, 2H, CH 2), 2.045 (s, 6H, CH 3), 1.478-1.535 (m, 2H, CH 2);
I ccompound: HNMR (500MHz, DMSO-d6), δ (ppm): 8.251-8.253 (t, 1H, NH), 7.325-7.567 (m, 4H, Ar-H), 6.645-6.665 (2H, CH=CH), 4.21 (s, 2H, CH 2), 3.887 (s, 2H, CH 2), 3.068-3.118 (q, 2H, CH 2), 2.126-2.157 (t, 2H, CH 2), 2.046 (s, 6H, CH 3), 1.478-1.536 (m, 2H, CH 2);
I dcompound: HNMR (500MHz, DMSO-d6), δ (ppm): 8.255-8.258 (t, 1H, NH), 7.330-7.573 (m, 3H, Ar-H), 6.650-6.670 (2H, CH=CH), 4.222 (s, 2H, CH 2), 3.888 (s, 2H, CH 2), 3.068-3.118 (q, 2H, CH 2), 2.128-2.159 (t, 2H, CH 2), 2.045 (s, 6H, CH 3), 1.476-1.536 (m, 2H, CH 2).
Test through preliminary raw test, X is Br, M is K or NH 4time, survey activity substantially without impact to raw, therefore example of formulations of the present invention and raw embodiment of surveying are with I a(M is Na, X is Cl) tests.
Example of formulations
Example 2,5% formula I athe preparation of compound aqua:
In 250mL there-necked flask, add 5g formula I respectively acompound and 90g water, stirring and dissolving, adds 5g tween-80, stirs, and obtains 5% formula I athe aqua of compound.
Example 3,10% formula I athe preparation of Compound D A-6 composition aqua:
In 250mL there-necked flask, add 6g formula I respectively acompound, 4gDA-6 and 85g water, stirring and dissolving, adds 5g tween-80, stirs, and obtains the composition aqua of 100g clear.
Example 4,20% formula I athe preparation of compound indolebutyric acid composition of sodium aqua:
In 250mL there-necked flask, add 15g formula I respectively acompound, 5g indolebutyric acid sodium and 75g water, stirring and dissolving, adds 5g tween 20, stirs to clarify transparent, obtains 100g formula I acompound and indolebutyric acid composition of sodium aqua.
Raw survey embodiment
Example 5, wheat seed germinating are tested: respectively by Compound I a, I b, I c, I dwith DA-6(Henan Zheng Shi Chemical Co., Ltd. produce) be mixed with 5% Compound I a, I b, I cand I daqua and 5%DA-6 aqua, be diluted with distilled water into the plant-growth regulator solution that concentration is 10 μ g/mL, 20 μ g/mL, 30 μ g/mL, 60 μ g/mL and 120 μ g/mL respectively.The above-mentioned diluent of wheat seed is cultivated 8h, often process 100 seeds, repeat, after process, seed is placed in the culture dish of double-layer filter paper for each 3 times, 25 DEG C of insulation vernalization, and keep filter paper moistening, observe the germination of each process in vernalization, radicel length about with seed long 1/2 for standard, wheat germination rate in each ware is added up after 24h, compare with the DA-6 of same concentrations and clear water (Ck), calculate each diluent germination promotion rate, result is as following table 2 simultaneously simultaneously.
Table 2 wheat germination testing data
As can be seen from Table 2, the percentage of germination that compound of the present invention respectively processes is better than contrast agents DA-6 on the whole, is significantly better than the situation of clear water process (Ck).
Example 6, the short Rooting of seed soaking: respectively by Compound I a, I b, I c, I dwith DA-6(Henan Zheng Shi Chemical Co., Ltd. produce) be mixed with 5% Compound I a, I b, I c, I daqua and 5%DA-6 aqua, be diluted with distilled water into the plant-growth regulator solution that concentration is 10 μ g/mL, 20 μ g/mL, 30 μ g/mL, 60 μ g/mL and 120 μ g/mL respectively.Select the wheat seed that Seed size is even, full, after sterilization being carried out to seed with hypochlorite solution, put it in gauze, 10h is soaked with above-mentioned diluent in beaker, then by wheat seed uniform discharge on moistening paper bed, when to put bed, embryo portion is upwards and towards the same side of germination box, certain distance to be had between seed, to ensure that seed fully absorbs moisture, 20 wheats are put in each process, put it into after being well placed seed in complete intelligent weather vegetation box and carry out germination treatment 24h, period regularly will add distilled water makes paper bed keep moistening.Treat that wheat main root exposes about 2mm, by its kind in the solid medium solidified, multiple 3 times of each process counterpoise, then puts into complete intelligent weather vegetation box and cultivates.Use kind of calliper main root, stem high after 40h, and make detailed record.Compare with the DA-6 of same concentrations and clear water (Ck), result is as following table 3 simultaneously.
Table 3 is soaked seed Rooting data
Experiment of taking root executed by example 7, base: respectively by Compound I a, I b, I c, I dwith DA-6(Henan Zheng Shi Chemical Co., Ltd. produce) be mixed with 5% Compound I a, I b, I c, I daqua and 5%DA-6 aqua, be diluted with distilled water into the plant-growth regulator solution that concentration is 2.5 μ g/mL, 5 μ g/mL, 10 μ g/mL, 50 μ g/mL, 100 μ g/mL respectively.Select the wheat seed that Seed size is even, full, after sterilization being carried out to seed with hypochlorite solution, put it in gauze, with the water soaking 10h of flowing in beaker, then by wheat seed uniform discharge on moistening paper bed, when to put bed, embryo portion is upwards and towards the same side of germination box.Certain distance to be had between seed, to ensure that seed fully absorbs moisture, 20 wheats are put in each process, multiple 3 times of each process counterpoise, put it into after being well placed seed in complete intelligent weather vegetation box and carry out germination treatment 24h, period regularly will add distilled water makes paper bed keep moistening.Treat that wheat main root exposes about 2mm, its kind is added with in the solid medium of above-mentioned diluent what solidified, then put into complete intelligent weather vegetation box and cultivate.Use kind of calliper main root, stem high after 48h, and make detailed record, compare with the DA-6 of same concentrations and clear water (Ck), result is as following table 4 simultaneously.
Rooting data executed by table 4 base
Example 8, field experiment: 3 process are established altogether to apple experiment, the bough that the new Gala apple of each processing selecting sets upper 3 growth potentials suitable carries out, and test gets strain at random, tree-plot, repeats, respectively sprays once respectively at red fuji apple young fruit period and fruit expanding period for 3 times, foliage-spray clear water in contrast, after results, measure the quality parameter of apple respectively, wherein, VC content adopts 2,6-Dichlorophenol indophenol method measures, and soluble sugar content adopts anthrone colorimetry to measure, and result is as following table 5.
Table 5 apple quality index Test data
To sum up data, can find out formula I of the present invention seed germination, take root in comparatively contrast agents (DA-6) have a clear superiority in; After apple foliage-spray, while raising output, outward appearance and interior quality are also significantly improved, and are a kind of plant-growth regulator of excellent combination property.

Claims (2)

1., containing a Beet alkaline plant growth regulator for cinnamide group, structure is as shown in general formula I:
In formula: X is selected from Cl or Br;
Y is selected from H or Cl;
Z is selected from H or Cl;
M is selected from Na, K or NH 4.
2. a plant growth regulator composition, containing compound of Formula I according to claim 1 as active ingredient and acceptable carrier agriculturally or in forestry.
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CN110330378A (en) * 2019-03-27 2019-10-15 青岛科技大学 A kind of water-soluble clover dedicated liquid composite foliage fertilizer and its application

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