DE2641556A1 - 4-trifluormethylbenzoesaeurederivate, verfahren zu deren herstellung und diese enthaltende pharmazeutische zusammensetzungen - Google Patents
4-trifluormethylbenzoesaeurederivate, verfahren zu deren herstellung und diese enthaltende pharmazeutische zusammensetzungenInfo
- Publication number
- DE2641556A1 DE2641556A1 DE19762641556 DE2641556A DE2641556A1 DE 2641556 A1 DE2641556 A1 DE 2641556A1 DE 19762641556 DE19762641556 DE 19762641556 DE 2641556 A DE2641556 A DE 2641556A DE 2641556 A1 DE2641556 A1 DE 2641556A1
- Authority
- DE
- Germany
- Prior art keywords
- acid
- trifluoromethylbenzoic acid
- hydroxy
- agent
- reaction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical group CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 16
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 15
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- 238000011161 development Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 230000009982 effect on human Effects 0.000 description 1
- 230000000001 effect on platelet aggregation Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000006266 etherification reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 235000013355 food flavoring agent Nutrition 0.000 description 1
- 235000003599 food sweetener Nutrition 0.000 description 1
- 229950010892 fosfosal Drugs 0.000 description 1
- 210000004051 gastric juice Anatomy 0.000 description 1
- 210000001156 gastric mucosa Anatomy 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229960002897 heparin Drugs 0.000 description 1
- 229920000669 heparin Polymers 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000000622 irritating effect Effects 0.000 description 1
- 229960004194 lidocaine Drugs 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000594 mannitol Substances 0.000 description 1
- 235000010355 mannitol Nutrition 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 229960002216 methylparaben Drugs 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 230000014508 negative regulation of coagulation Effects 0.000 description 1
- 229940127216 oral anticoagulant drug Drugs 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 210000004623 platelet-rich plasma Anatomy 0.000 description 1
- 238000011321 prophylaxis Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 239000003998 snake venom Substances 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 239000003765 sweetening agent Substances 0.000 description 1
- 229940124597 therapeutic agent Drugs 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 150000003626 triacylglycerols Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/06—Phosphorus compounds without P—C bonds
- C07F9/08—Esters of oxyacids of phosphorus
- C07F9/09—Esters of phosphoric acids
- C07F9/12—Esters of phosphoric acids with hydroxyaryl compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P7/00—Drugs for disorders of the blood or the extracellular fluid
- A61P7/02—Antithrombotic agents; Anticoagulants; Platelet aggregation inhibitors
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/15—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction of organic compounds with carbon dioxide, e.g. Kolbe-Schmitt synthesis
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Biochemistry (AREA)
- Molecular Biology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Diabetes (AREA)
- Hematology (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pharmacology & Pharmacy (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Medicinal Preparation (AREA)
Description
richtungen hergestellt werden.
I | Aggregationsmitt el (Plasmakonzentra-I tion) ■ ; |
2 - Hydroxyderivat | IBA C%) | 2-Acetoxyderivat | IBA- C%) | i 2-Phosphonoxyderivat | IBA C%) |
ADP -6 > 4.1x10 M > > > » . r )! |
, PC (molar)* |
00 O) I I I
(O O.I I I I I I to to ι ι ι |
PC (molar)* |
26.0
37.5 51.9 93.7 |
PC (molar)* |
11.2
23.1 57.5 69.8 |
|
C
U O O IV. "«* C σ Io « |
U ... ... ,
► Epinephrin ** ! |
0.83xl0"3
2.08X10"3 4.15X10"3 6.25X10"3 8.3OxIO"3 |
0.83xl0"3
2.08X10"3 . 4.15X10"3 6.25xlO"3 8.3OxIO"3 |
0.83xl0"3
2.08xl0"3 4.15X10"3 ·. 6.25xlO~3 8.3OxIO"3 |
|||
■ | Kollagen i j 33.3^ug/ml |
27.2 48.3 |
34.5 52.7 |
45.5 94.5 |
|||
4.15X10"3
8.3OxIO"3 |
4.15X10"3
8.3OxIO"3 |
4.15X10"3
8.3OxIO"3 |
Aggregationsmittel und seine Konzen tration im Plasma |
2-Hydroxyderivat ; | IBA (%)* | 2-Acetoxyderivat ; | ΪΒΑ (%)* | 2-Phosphonoxyderivat · | 56.6 60.8 |
ADP -6 1.6x10 M |
PC (molar) | 70.0 100.0 |
PC (molar) | 22.5 33.6 |
PC (molar) | 59.0 |
CO OO cn »^Epinephrin · ^ -6 £JL.4xlO M to. |
6.25X10"3 8.3OxIO"3 |
32.0 , 91.0 |
.6.25x10"3 8.3OxIO""3 |
74.0 | 6.25xlO"3 8.3OxIO"3 |
0.0 12.6 T |
Kollagen 33.3 mcg/ml |
3.3OxIO-3 8.1OxIO"3 |
58.0 75.0 |
17.0X10"3 | 37.5 62.0 |
17.OxIO"3 | |
8.3OxIO"3 17.OxIO-3 |
4.10.10"3 8.3OxIO-3 |
4.1OxIO"3 8.3OxIO"3 |
||||
und Kollagen bewirkte Aggregation von menschlichen Blutplättchen in vitro.
Biol. Med. 137: 662, 1971) berechnet.
Menschen | β> | (CS.) | Kontrolle | ADP (yuM) ' | 7- Tag | Epinephrin (.AM) | 4. Tag | .7» Tag | |
.— a I O |
:cd ς | (A.S.) | 0.50 | 4. Tag | 2.50 | Kontrolle | 1.25 | ||
•rl N
rl C •P CL |
1 2 | (T.D.) | 0.50 | . 1.25' | 0.25 | 0.25 | 0.25 | ||
3 | 1 | (J.M.) | 0.50· | 2..5Ό · ' | 2.50 | 0..25 | . 1.25 · | 12.5 | |
ο α •P E |
2
, 3 |
(A.M.) | >1.25 | 2.50 | 2.50 | 1.25 . | 12.5 | 1.25 | |
Φ ί-
Ο C |
4 | 2.50 | >2.50 | 2.50 · | 1.25 | 1.25 | 1.25 | ||
CMV1 I • I I |
(J.J.P.) | >2..5O | 1.25 | ||||||
rl I |
H
^* ο •CÖ CQ |
(M.V.)
(CT.) |
2.50 | 1.25 | 1.25 | 1.25 | |||
(Π. P..) | 2.50 ·· 2.50 |
2.50 | 1.25 1.25 |
12.5 | , 1.25 12.5 |
• 0.25 1.25· |
|||
M | (A.A.) | 1.25 | 1.25 2.50 |
1.25 | 1.25 >125 |
0.25 | 0.25 | ||
ft C | (M.P.) | 1.25 | 1.25 | 1.25 | 1.25 | 1.25 | 1.25 | ||
co ε O t |
• 2.50 | 2.50 | 1.25 | 1.25 | 125 | 12.5 | |||
OJV | >2.50 | ' 1.25 | |||||||
Menschen | • | 29 | Kollagen (33,3 | 4. | yug/m) | y (mm) |
Verzöger, (xc) |
7- Tag | • | 13 | y (mm). |
|
ι S- | 1.(CS.) | 22 | Verzöger., (xc) |
Tag | __ | 108 | κ (mm) |
14 | 24 | |||
■d" -P Q> ι ω p-i |
2 (A. S.) | Kontrolle | 13 . 22 |
y (mm) |
__ | X (mm) |
41 | 60 | 36 | . 15 | 58 | |
Oi etoxy luorm oesäu |
3 (T.D.) 4 (J.M.) |
Verzögerung κ (xc) (nun) |
• 61 | 73 | 60 | __ | 41 ' 41 |
96 72 |
13 | 23 | 46 37 |
|
O Ή Ν | 5 (A.M.) | 36 | 51 | 72 ■ 60 |
22 | 45 | 84 | 31 ' 16 |
12 | 33 | ||
tr|(vi -ρ ,0 | 30 | 33 63 |
72 | 24 17 |
22 | 13 | ||||||
48 24 |
23 | 54 | 25 | |||||||||
S4 ι | 1 (J.J.P.) | 36 | 18 | 49 | 48 | 53 | ||||||
2 (M.V.) | . 20 | 3S | 42 | 24 | 38 | |||||||
Pl ω (4 O Ef 3 |
3 (CT.) | 22 | . 44 | 24 | 14 | , 36 | . 48 | 36 | ||||
Λ h:cö ft O CQ |
4 (R.P.) | 48 | 20 | 50 | 48 | 16 | 36 | 36 ' | 26 | |||
CQ pi φ
OHO Λ Ή Ν |
5 (A.A.) | 36 | 27 | 45 | 24 | 17 | 37 ! | 36 | 4S | |||
M ι #_J e-4 OJ +5 ,Q |
6 (M.P.) | 60 | 50 | 36 | 22 | 41 | 36 | 48 | ||||
24 | 66 | 48 | 18 | |||||||||
24 | 35 | 17 | ||||||||||
84 | ||||||||||||
(0 Tage)
positiv bei vier Menschen
196,6+19,6 145,1+9,3
negativ
42,9+0,5 42,0+1,0 45,0+1,4
Suppositorien:
Claims (16)
- Patentansprüche { 1 y Verbindung der Pormelworin R Wasserstoff oder eine Acylgruppe ist, die sich von einer organischen oder anorganischen Säure ableitet sowie deren pharmazeutisch brauchbare Salze.
- 2. Verbindung nach Anspruch 1, worin R = Wasserstoff.
- 3. Verbindung nach Anspruch 1, worin R = Acetyl.
- 4. Verbindung nach Anspruch 1, worin R = Phosphono mit der FormelCOOH)PO(OH)
- 5. Verfahren zur Herstellung der Verbindung gemäß Anspruch 2, dadurch gekennzeichnet, daß man m-Trifluormethylphenol mit einem Carboxylierungsmittel bei erhöhter Temperatur und erhöhtem Druck behandelt und das Reaktionsprodukt ausfällt.
- 6. Verfahren gemäß Anspruch 5» dadurch gekennzeichnet, daß man als Garboxylxerungsmittel Kaliumcarbonat und Kohlendioxid verwendet.
- 7- Verfahren zur Herstellung von 2-Acetoxy-4-trifluormethylben-709852/0629Λ-zoesäure gemäß Ansprucli 1 oder 3» dadurch gekennzeichnet, daß man 2-Hydroxy-4—trifluormethylbenzoesäure, erhalten nach dem Verfahren gemäß Anspruch 5» mit einem Acetylierungsmittel umsetzt.
- 8· Verfahren gemäß Anspruch 7» dadurch gekennzeichnet, daß man als Acetylierungsmittel Essigsäureanhydrid verwendet und die Umsetzung in Anwesenheit eines Katalysators vornimmt.
- 9. Verfahren gemäß Anspruch 8, dadurch gekennzeichnet, daß man als Katalysator Schwefelsäure verwendet.
- 10. Verfahren gemäß Anspruch 7» dadurch gekennzeichnet, daß man als Acetylierungsmittel Acetylchlorid verwendet und die Reaktion in Anwesenheit eines inerten Lösungsmittels und einer organischen Base durchführt, die dazu geeignet ist, den als Reaktionsnebenprodukt gebildeten Chlorwasserstoff zu binden.
- 11. Verfahren gemäß Anspruch 10, dadurch gekennzeichnet, daß man als Lösungsmittel Ithyläther und als organische Base Collidin verwendet.
- 12. Verfahren gemäß Anspruch 7» dadurch gekennzeichnet, daß man als Acetylierungsmittel Keten verwendet und das bei der Reaktion mit dem Keten gebildete gemischte Anhydrid mit Wasser hydrolysiert.
- 13· Verfahren zur Herstellung von 2-Ehosphonoxy-4~trifluormethylbenzoesäure, dadurch gekennzeichnet, daß man die beim Verfahren von Anspruch 5 erhaltene 2-Hydroxy-4-trifluormethylbenzoesäure mit einem Phosphonierungsmittel umsetzt.709862/0620-χ-
- 14·. Verfahren gemäß Anspruch 13, dadurch gekennzeichnet, daß man als Phosphonierungsmittel Phosphorpentachlorid verwendet.
- 15· Pharmazeutische Zusammensetzung, enthaltend zumindest eine der Verbindungen gemäß Anspruch 1 als wirksamen Bestandteil gegebenenfalls mit einem Träger und gegebenenfalls mit üblichen Hilfsstoffen.
- 16. Zusammensetzung gemäß Anspruch 15 in Form von Kapseln, Tabletten, Dragees oder Suppositorien mit einem Gehalt von 200 bis 300 mg der Wirksubstanz pro Einheit.17· Zusammensetzung gemäß Anspruch 15 in Form eines Sirups mit einem Gehalt von etwa 4- bis 5 6 des wirksamen Bestandteils pro 100 ml.709852/0629
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/694,523 US4096252A (en) | 1976-06-10 | 1976-06-10 | 4-Trifluoromethylbenzoic acid derivatives as thromboembolic agents |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2641556A1 true DE2641556A1 (de) | 1977-12-29 |
DE2641556C2 DE2641556C2 (de) | 1988-12-29 |
Family
ID=24789174
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19762641556 Granted DE2641556A1 (de) | 1976-06-10 | 1976-09-15 | 4-trifluormethylbenzoesaeurederivate, verfahren zu deren herstellung und diese enthaltende pharmazeutische zusammensetzungen |
DE2661085A Expired DE2661085C2 (de) | 1976-06-10 | 1976-09-15 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2661085A Expired DE2661085C2 (de) | 1976-06-10 | 1976-09-15 |
Country Status (15)
Country | Link |
---|---|
US (2) | US4096252A (de) |
JP (1) | JPS5914007B2 (de) |
AU (3) | AU2588077A (de) |
BE (1) | BE855588A (de) |
CA (1) | CA1090705A (de) |
DE (2) | DE2641556A1 (de) |
ES (1) | ES459855A1 (de) |
FI (1) | FI771842A (de) |
FR (1) | FR2354335A1 (de) |
GB (1) | GB1588633A (de) |
GR (1) | GR63213B (de) |
IE (1) | IE45962B1 (de) |
NL (1) | NL7706433A (de) |
PT (1) | PT66637B (de) |
ZA (1) | ZA773459B (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0491326A2 (de) * | 1990-12-17 | 1992-06-24 | ISTITUTO GUIDO DONEGANI S.p.A. | Verfahren zur Funktionalisierung von Trifluormethylbenzolen |
CN1308282C (zh) * | 2005-01-11 | 2007-04-04 | 山东师范大学 | 一种4-三氟甲基乙酰水杨酸的催化合成方法 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4397790A (en) * | 1980-12-03 | 1983-08-09 | Monsanto Company | Isophosphinolinone derivatives |
DE3127237A1 (de) * | 1981-07-10 | 1983-01-20 | Hoechst Ag, 6000 Frankfurt | Magenvertraegliche arzneiformen von xanthinderivaten und verfahren zu ihrer herstellung |
US4766389A (en) * | 1986-09-03 | 1988-08-23 | Extrude Hone Corporation | Capacitor array sensors tactile and proximity sensing and methods of use thereof |
GB8927503D0 (en) * | 1989-12-04 | 1990-02-07 | Kronem Systems Inc | Enzyme-amplified lanthanide chelate luminescence |
ES2136581B1 (es) * | 1998-05-27 | 2000-09-16 | Uriach & Cia Sa J | Uso de derivados del acido-2-hidroxi-4-trifluorometilbenzoico para la preparacion de medicamentos utiles para inhibir el factor de transcripcion nuclear nf-kb. |
US6509377B1 (en) * | 1999-05-26 | 2003-01-21 | J. Uriach & Cia, S.A. | Use of a 2-hydroxy-4-trifluoromethylbenzoic acid derivatives as inhibitors of the activation of the nuclear transcription factor NF-κB |
ES2154242B1 (es) * | 1999-09-03 | 2001-10-16 | Uriach & Cia Sa J | Nuevos sistemas polimericos biocompatibles portadores de triflusal o htb. |
ES2190373B1 (es) * | 2001-12-07 | 2004-10-16 | J. URIACH & CIA, S.A. | Uso del acido 2-hidroxi- o 2-acetiloxi-4-trifluorometilbenzoico como agente para el tratamiento y prevencion del deterioro cognitivo ligero. |
KR100503267B1 (ko) * | 2002-09-17 | 2005-07-22 | (주)리드젠 | 2-아세틸옥시-4-트리플루오로메틸 벤조산의 제조 방법 |
US20100069326A1 (en) * | 2008-02-14 | 2010-03-18 | Wasimul Haque | Combination Therapies to Treat Cardio- and Cerebro-Vascular Disorders |
WO2009100534A1 (en) * | 2008-02-14 | 2009-08-20 | Kardiatech, Inc. | Combination therapy to treat vascular disorders |
CN101695496A (zh) * | 2009-10-15 | 2010-04-21 | 苏春华 | 一种含有三氟柳和氯吡格雷的药物组合物 |
ES2389348B1 (es) | 2011-04-05 | 2013-09-23 | Simbec Ibérica Sl | Polvo compuesto de triflusal, uso del mismo para granulados, comprimidos o sobres, procedimiento para la preparación de dicho polvo compuesto y uso de una o mas ciclodextrinas para estabilizar el triflusal. |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2213607A1 (de) * | 1972-03-21 | 1973-09-27 | Hoechst Ag | Trifluormethyl-salicylanilide und verfahren zu ihrer herstellung |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE25085E (en) * | 1961-11-21 | Therapeutic use of ortho-carboxy-sub | ||
CA621838A (en) * | 1961-06-13 | E. Fancher Otis | Salts of phosphosalicylic acid | |
FR1174923A (fr) * | 1956-05-10 | 1959-03-18 | Ciba Geigy | Procédé de préparation de dérivés phosphorylés d'acides organiques hydroxylés |
US3019253A (en) * | 1958-05-15 | 1962-01-30 | Pennsalt Chemicals Corp | Acetyl-4-trifluoromethyl salicylic acid |
-
1976
- 1976-06-10 US US05/694,523 patent/US4096252A/en not_active Expired - Lifetime
- 1976-09-15 DE DE19762641556 patent/DE2641556A1/de active Granted
- 1976-09-15 DE DE2661085A patent/DE2661085C2/de not_active Expired
- 1976-12-30 US US05/755,851 patent/US4110442A/en not_active Expired - Lifetime
-
1977
- 1977-06-01 GR GR53603A patent/GR63213B/el unknown
- 1977-06-03 CA CA279,838A patent/CA1090705A/en not_active Expired
- 1977-06-06 PT PT66637A patent/PT66637B/pt unknown
- 1977-06-07 AU AU25880/77A patent/AU2588077A/en not_active Expired - Fee Related
- 1977-06-07 ES ES459855A patent/ES459855A1/es not_active Expired
- 1977-06-08 ZA ZA00773459A patent/ZA773459B/xx unknown
- 1977-06-09 FR FR7717707A patent/FR2354335A1/fr active Granted
- 1977-06-10 FI FI771842A patent/FI771842A/fi not_active Application Discontinuation
- 1977-06-10 NL NL7706433A patent/NL7706433A/xx not_active Application Discontinuation
- 1977-06-10 GB GB24415/77A patent/GB1588633A/en not_active Expired
- 1977-06-10 BE BE178361A patent/BE855588A/xx not_active IP Right Cessation
- 1977-06-10 JP JP52068731A patent/JPS5914007B2/ja not_active Expired
- 1977-06-10 IE IE1197/77A patent/IE45962B1/en not_active IP Right Cessation
-
1986
- 1986-02-27 AU AU54156/86A patent/AU5415686A/en not_active Abandoned
-
1988
- 1988-12-22 AU AU27477/88A patent/AU2747788A/en not_active Abandoned
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2213607A1 (de) * | 1972-03-21 | 1973-09-27 | Hoechst Ag | Trifluormethyl-salicylanilide und verfahren zu ihrer herstellung |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0491326A2 (de) * | 1990-12-17 | 1992-06-24 | ISTITUTO GUIDO DONEGANI S.p.A. | Verfahren zur Funktionalisierung von Trifluormethylbenzolen |
EP0491326A3 (en) * | 1990-12-17 | 1992-11-04 | Istituto Guido Donegani S.P.A. | Process for the functionalization of trifluoromethylbenzenes |
CN1308282C (zh) * | 2005-01-11 | 2007-04-04 | 山东师范大学 | 一种4-三氟甲基乙酰水杨酸的催化合成方法 |
Also Published As
Publication number | Publication date |
---|---|
FR2354335A1 (fr) | 1978-01-06 |
GB1588633A (en) | 1981-04-29 |
NL7706433A (nl) | 1977-12-13 |
IE45962L (en) | 1977-12-10 |
FR2354335B1 (de) | 1982-11-12 |
FI771842A (de) | 1977-12-11 |
PT66637B (en) | 1978-11-09 |
DE2661085C2 (de) | 1988-04-07 |
JPS5914007B2 (ja) | 1984-04-02 |
DE2641556C2 (de) | 1988-12-29 |
US4096252A (en) | 1978-06-20 |
IE45962B1 (en) | 1983-01-12 |
AU2747788A (en) | 1989-04-27 |
AU5415686A (en) | 1986-07-31 |
US4110442A (en) | 1978-08-29 |
GR63213B (en) | 1979-10-09 |
CA1090705A (en) | 1980-12-02 |
BE855588A (fr) | 1977-10-03 |
PT66637A (en) | 1977-07-01 |
ZA773459B (en) | 1978-05-30 |
JPS52156831A (en) | 1977-12-27 |
AU2588077A (en) | 1978-12-14 |
ES459855A1 (es) | 1978-04-01 |
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