RU95112836A - DERIVATIVES 4-CHLOR-2-TIOPHENKARBRONIC ACID, REGIO-SELECTIVE SYNTHESIS 4-CHLOR-2-TIOPHENACARBONIC ACID - Google Patents
DERIVATIVES 4-CHLOR-2-TIOPHENKARBRONIC ACID, REGIO-SELECTIVE SYNTHESIS 4-CHLOR-2-TIOPHENACARBONIC ACIDInfo
- Publication number
- RU95112836A RU95112836A RU95112836/04A RU95112836A RU95112836A RU 95112836 A RU95112836 A RU 95112836A RU 95112836/04 A RU95112836/04 A RU 95112836/04A RU 95112836 A RU95112836 A RU 95112836A RU 95112836 A RU95112836 A RU 95112836A
- Authority
- RU
- Russia
- Prior art keywords
- chloro
- formula
- group
- oxindole
- fluoro
- Prior art date
Links
- 230000015572 biosynthetic process Effects 0.000 title claims 5
- 239000002253 acid Substances 0.000 title claims 3
- 238000003786 synthesis reaction Methods 0.000 title 1
- 230000002194 synthesizing Effects 0.000 title 1
- 125000003808 silyl group Chemical group [H][Si]([H])([H])[*] 0.000 claims 6
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 claims 5
- JWQMRBBWZUKWFJ-UHFFFAOYSA-N 4-chlorothiophene-2-carboxylic acid Chemical compound OC(=O)C1=CC(Cl)=CS1 JWQMRBBWZUKWFJ-UHFFFAOYSA-N 0.000 claims 5
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims 5
- 150000001875 compounds Chemical class 0.000 claims 5
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims 5
- 230000000875 corresponding Effects 0.000 claims 4
- 238000005755 formation reaction Methods 0.000 claims 4
- QUBJDMPBDURTJT-UHFFFAOYSA-N 3-chlorothiophene Chemical compound ClC=1C=CSC=1 QUBJDMPBDURTJT-UHFFFAOYSA-N 0.000 claims 2
- TVBUSVDXSSKDSK-UHFFFAOYSA-N 6-chloro-3-(4-chlorothiophene-2-carbonyl)-5-fluoro-2-oxo-3H-indole-1-carboxamide Chemical compound C12=CC(F)=C(Cl)C=C2N(C(=O)N)C(=O)C1C(=O)C1=CC(Cl)=CS1 TVBUSVDXSSKDSK-UHFFFAOYSA-N 0.000 claims 2
- BPBRUQDIVFLVQR-UHFFFAOYSA-N 6-chloro-5-fluoro-2-oxo-3H-indole-1-carboxamide Chemical compound FC1=C(Cl)C=C2N(C(=O)N)C(=O)CC2=C1 BPBRUQDIVFLVQR-UHFFFAOYSA-N 0.000 claims 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims 2
- 229910002092 carbon dioxide Inorganic materials 0.000 claims 2
- 239000001569 carbon dioxide Substances 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 2
- 229910052801 chlorine Inorganic materials 0.000 claims 2
- 239000000460 chlorine Substances 0.000 claims 2
- 125000001309 chloro group Chemical group Cl* 0.000 claims 2
- 230000005595 deprotonation Effects 0.000 claims 2
- 238000010537 deprotonation reaction Methods 0.000 claims 2
- 230000003993 interaction Effects 0.000 claims 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims 2
- 150000003961 organosilicon compounds Chemical class 0.000 claims 2
- ITMCEJHCFYSIIV-UHFFFAOYSA-M triflate Chemical group [O-]S(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-M 0.000 claims 2
- GSFNQBFZFXUTBN-UHFFFAOYSA-N 2-chlorothiophene Chemical compound ClC1=CC=CS1 GSFNQBFZFXUTBN-UHFFFAOYSA-N 0.000 claims 1
- 150000001450 anions Chemical class 0.000 claims 1
- 150000001990 dicarboxylic acid derivatives Chemical class 0.000 claims 1
- 150000002763 monocarboxylic acids Chemical class 0.000 claims 1
- -1 silyl-2-thenoyl Chemical group 0.000 claims 1
Claims (1)
где каждую R группу независимо выбирают из (С1-С6)-алкила, бензила и фенила;
R1 представляет собой группу формулы
2. Способ получения 4-хлор-2-тиофенкарбоновой кислоты, включающий удаление силильной группы Si(R)3 из соединения формулы IVа
где каждую R группу независимо выбирают из (С1-С6)-алкила, бензила, фенила.1. The compound of the formula
where each R group is independently selected from (C 1 -C 6 ) -alkyl, benzyl and phenyl;
R 1 is a group of the formula
2. The method of obtaining 4-chloro-2-thiophenecarboxylic acid, including the removal of the silyl group Si (R) 3 from the compound of formula IVa
where each R group is independently selected from (C 1 -C 6 ) -alkyl, benzyl, phenyl.
где каждую R группу независимо выбирают из (С1-С6)-алкила, бензила, фенила.3. The method of obtaining 4-chloro-2-thiophenecarboxylic acid, including the removal of the silyl group SiR 2 from the compounds of formula IVb
where each R group is independently selected from (C 1 -C 6 ) -alkyl, benzyl, phenyl.
1) обработка З-хлортиофена при температуре ниже приблизительно -50oC основанием и последующая обработка кремнийорганическим соединением формулы R3SiX, в котором X является уходящей группой и каждую R группу независимо выбирают из (С1-С6)-алкила, бензила и фенила, с образованием соединения формулы Ia
2) обработка продукта стадии (1) при температуре ниже приблизительно -50°С подходящим основанием для депротонирования хлортиофенового цикла в 5 положении с образованием соответствующего аниона формулы IIа
3) обработка продукта стадии (2) при температуре ниже -50°С диоксидом углерода для образования соответственно монокарбоксилата формулы IIIа
4) превращение продукта стадии (3) в соответствующую кислоту;
5) удаление силильной группы SiR3.4. A method of producing 4-chloro-2-thiophenecarboxylic acid according to claim 2, comprising the following steps:
1) treatment of 3-chlorothiophene at a temperature below about -50 ° C. with a base and subsequent treatment with an organosilicon compound of the formula R 3 SiX, in which X is a leaving group and each R group is independently selected from (C 1 -C 6 ) alkyl, benzyl and phenyl, with the formation of the compounds of formula Ia
2) treatment of the product of step (1) at a temperature below about -50 ° C with a suitable base for the deprotonation of the chlorothiophene cycle in the 5 position with the formation of the corresponding anion of formula IIa
3) processing of the product of step (2) at a temperature below -50 ° C with carbon dioxide to form, respectively, the monocarboxylate of formula IIIa
4) the conversion of the product of step (3) to the corresponding acid;
5) removing the silyl group SiR 3 .
1) обработка З-хлортиофена при температуре ниже приблизительно -50oС основанием и последующая обработка кремнийорганическим соединением формулы R2- SiX2, в котором X является уходящей группой и каждую R-группу независимо выбирают из (С1-С6)-алкила, бензила и фенила, с образованием соединения формулы Ib
2) обработка продукта стадии (1) при температуре ниже приблизительно -50°С с основанием, подходящим для депротонирования в 5- и 5'-положениях в обоих тиофеновых циклах, с образованием дианиона формулы IIb
3) обработка продукта стадии (2) при температуре ниже -50°С диоксидом углерода с образованием соответствующего дикарбоксилата формулы IIIb
4) превращение продукта формулы IIIb в соответствующую дикислоту;
5) удаление силильной группы SiR2.6. A method of producing 4-chloro-2-thiophenecarboxylic acid according to claim 3, comprising the following steps:
1) treatment of 3-chlorothiophene at a temperature below about -50 ° C. with a base and subsequent treatment with an organosilicon compound of the formula R 2 - SiX 2 , in which X is a leaving group and each R-group is independently selected from (C 1 -C 6 ) -alkyl , benzyl and phenyl, with the formation of the compounds of formula Ib
2) treatment of the product of step (1) at a temperature below about -50 ° C with a base suitable for deprotonation at the 5- and 5'-positions in both thiophenic cycles, with the formation of a dianion of formula IIb
3) treatment of the product of step (2) at a temperature below -50 ° C with carbon dioxide to form the corresponding dicarboxylate of formula IIIb
4) the conversion of the product of formula IIIb to the corresponding diacid;
5) removing the silyl group SiR 2 .
1) взаимодействие в присутствии основания 5-фтор-6-хлор-2-оксиндол-1- карбоксамида с монокарбоновой кислотой формулы IVa
с получением соответственно 5-фтор-6-хлор-3-(4-хлор-3-тризамещенного силил-2-теноил)-2-оксиндол-1-карбоксамида;
2) удаление силильной группы SiR3.9. A method of producing 5-fluoro-6-chloro-3- (4-chloro-2-thenoyl) -oxindole-1-carboxamide according to claim 8, comprising the following steps:
1) interaction in the presence of a 5-fluoro-6-chloro-2-oxindole-1-carboxamide base with a monocarboxylic acid of formula IVa
to obtain respectively 5-fluoro-6-chloro-3- (4-chloro-3-trisubstituted silyl-2-thenoyl) -2-oxindole-1-carboxamide;
2) removal of the silyl group SiR 3 .
1) взаимодействие в присутствии основания 5-фтор-6-хлор-2-оксиндол-1-карбоксамида с дикарбоновой кислотой формулы IVb
2) удаление силильной группы SiR2 из продукта стадии 1).10. A method of producing 5-fluoro-6-chloro-3- (4-chloro-2-tenoyl) -2-oxindole-1-carboxamide, comprising the following steps:
1) the interaction in the presence of a base of 5-fluoro-6-chloro-2-oxindole-1-carboxamide with a dicarboxylic acid of formula IVb
2) removing the silyl group SiR 2 from the product of step 1).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US97998392A | 1992-11-23 | 1992-11-23 | |
US07/979,983 | 1992-11-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
RU95112836A true RU95112836A (en) | 1998-02-20 |
RU2114854C1 RU2114854C1 (en) | 1998-07-10 |
Family
ID=25527268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU95112836A RU2114854C1 (en) | 1992-11-23 | 1993-09-17 | Derivatives of 4-chloro-2-thiophene carboxylic acid, method for production of 4-chloro-2-thiophene carboxylic acid (variants) and method for production of 5-fluoro-6-chloro-3-(4-chloro-2-thenoyl)-2-oxindole-1-carboxamide (variants) |
Country Status (26)
Country | Link |
---|---|
US (1) | US5648502A (en) |
EP (1) | EP0669924B1 (en) |
JP (2) | JP2706573B2 (en) |
KR (1) | KR950704727A (en) |
CN (4) | CN1036001C (en) |
AT (1) | ATE146181T1 (en) |
AU (1) | AU670454B2 (en) |
BR (1) | BR9307503A (en) |
CA (1) | CA2148616C (en) |
CZ (1) | CZ131695A3 (en) |
DE (1) | DE69306595T2 (en) |
DK (1) | DK0669924T3 (en) |
EG (1) | EG20200A (en) |
ES (1) | ES2095080T3 (en) |
FI (1) | FI935168A (en) |
GR (1) | GR3022396T3 (en) |
HU (1) | HUT68757A (en) |
IL (2) | IL107612A0 (en) |
MX (1) | MX9307292A (en) |
MY (1) | MY109037A (en) |
NO (1) | NO952021D0 (en) |
NZ (1) | NZ256279A (en) |
PL (1) | PL174312B1 (en) |
RU (1) | RU2114854C1 (en) |
WO (1) | WO1994012505A1 (en) |
ZA (1) | ZA938705B (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU6226598A (en) * | 1997-04-04 | 1998-10-30 | Pfizer Inc. | Processes and intermediates for preparing 2-fluorothiophene derivatives |
CN100413861C (en) * | 2002-12-10 | 2008-08-27 | 维勒凯姆制药股份有限公司 | Compounds and methods for the treatment or prevention of flavivirus infections |
US7560551B2 (en) | 2006-01-23 | 2009-07-14 | Amgen Inc. | Aurora kinase modulators and method of use |
MX2010002712A (en) * | 2007-09-10 | 2010-06-09 | Calcimedica Inc | Compounds that modulate intracellular calcium. |
ITMI20071971A1 (en) * | 2007-10-10 | 2009-04-11 | Altergon Sa | PHARMACEUTICAL COMPOSITION FOR SUBLINGUAL ADMINISTRATION OF PROGESTERONE, AND METHOD FOR ITS PREPARATION |
US8389567B2 (en) | 2007-12-12 | 2013-03-05 | Calcimedica, Inc. | Compounds that modulate intracellular calcium |
EP2321303B1 (en) | 2008-08-27 | 2019-11-27 | Calcimedica, Inc. | Compounds that modulate intracellular calcium |
US8524763B2 (en) | 2008-09-22 | 2013-09-03 | Calcimedica, Inc. | Inhibitors of store operated calcium release |
US8143269B2 (en) | 2008-10-03 | 2012-03-27 | Calcimedica, Inc. | Inhibitors of store operated calcium release |
CN101987842A (en) * | 2009-07-31 | 2011-03-23 | 上海开拓者医药发展有限公司 | Method for preparing 2-methyl thiophene derivatives |
EP2477982A4 (en) | 2009-09-16 | 2013-04-03 | Calcimedica Inc | Compounds that modulate intracellular calcium |
EP2609095A4 (en) | 2010-08-27 | 2014-06-18 | Calcimedica Inc | Compounds that modulate intracellular calcium |
WO2014059333A1 (en) | 2012-10-12 | 2014-04-17 | Calcimedica, Inc. | Compounds that modulate intracellular calcium |
CN109096245A (en) * | 2018-09-27 | 2018-12-28 | 上海雅本化学有限公司 | A kind of preparation method of 5- chlorothiophene -2- formic acid |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4432974A (en) * | 1982-03-04 | 1984-02-21 | E. I. Du Pont De Nemours And Company | Antiinflammatory and/or analgesic 2,3-diaryl-5-silyl thiophenes |
DE3534286A1 (en) * | 1985-09-26 | 1987-04-02 | Hoechst Ag | METHOD FOR PRODUCING HALOGENTHIOPHENE-2-CARBONIC ACIDS |
US5118703A (en) * | 1988-10-18 | 1992-06-02 | Pfizer Inc. | Prodrugs of antiinflammatory 3-acyl-2-oxindole-1-carboxamides |
US5047554A (en) * | 1989-04-18 | 1991-09-10 | Pfizer Inc. | 3-substituted-2-oxindole derivatives |
FR2655655A1 (en) * | 1989-12-07 | 1991-06-14 | Rhone Poulenc Chimie | Process for the preparation of polysilthiophenediyl and polymers obtained as a result of this process |
HU219131B (en) * | 1991-10-18 | 2001-02-28 | Monsanto Co. | Method and fungicidal composition for the control of take-all disease of plants and the active ingredients |
-
1993
- 1993-09-17 US US08/436,415 patent/US5648502A/en not_active Expired - Fee Related
- 1993-09-17 WO PCT/US1993/008613 patent/WO1994012505A1/en not_active Application Discontinuation
- 1993-09-17 DK DK93921527.3T patent/DK0669924T3/en active
- 1993-09-17 AU AU48587/93A patent/AU670454B2/en not_active Ceased
- 1993-09-17 NZ NZ256279A patent/NZ256279A/en unknown
- 1993-09-17 DE DE69306595T patent/DE69306595T2/en not_active Expired - Fee Related
- 1993-09-17 AT AT93921527T patent/ATE146181T1/en not_active IP Right Cessation
- 1993-09-17 BR BR9307503A patent/BR9307503A/en not_active Application Discontinuation
- 1993-09-17 EP EP93921527A patent/EP0669924B1/en not_active Expired - Lifetime
- 1993-09-17 JP JP6513105A patent/JP2706573B2/en not_active Expired - Lifetime
- 1993-09-17 CZ CZ951316A patent/CZ131695A3/en unknown
- 1993-09-17 RU RU95112836A patent/RU2114854C1/en active
- 1993-09-17 KR KR1019950702059A patent/KR950704727A/en active IP Right Grant
- 1993-09-17 ES ES93921527T patent/ES2095080T3/en not_active Expired - Lifetime
- 1993-09-17 PL PL93309048A patent/PL174312B1/en unknown
- 1993-09-17 CA CA002148616A patent/CA2148616C/en not_active Expired - Fee Related
- 1993-11-15 IL IL10761293A patent/IL107612A0/en unknown
- 1993-11-19 MY MYPI93002430A patent/MY109037A/en unknown
- 1993-11-21 ZA ZA938705A patent/ZA938705B/en unknown
- 1993-11-21 EG EG73493A patent/EG20200A/en active
- 1993-11-22 CN CN93114714A patent/CN1036001C/en not_active Expired - Fee Related
- 1993-11-22 HU HU9303311A patent/HUT68757A/en unknown
- 1993-11-22 FI FI935168A patent/FI935168A/en not_active Application Discontinuation
- 1993-11-22 MX MX9307292A patent/MX9307292A/en not_active IP Right Cessation
-
1995
- 1995-05-22 NO NO952021A patent/NO952021D0/en unknown
-
1996
- 1996-11-08 CN CN96114450A patent/CN1156725A/en active Pending
- 1996-11-08 CN CN96114451A patent/CN1158851A/en active Pending
- 1996-11-08 CN CN96114452A patent/CN1158853A/en active Pending
-
1997
- 1997-01-29 GR GR960403453T patent/GR3022396T3/en unknown
- 1997-03-17 IL IL12046197A patent/IL120461A0/en unknown
- 1997-07-02 JP JP9176977A patent/JP2795642B2/en not_active Expired - Lifetime
Similar Documents
Publication | Publication Date | Title |
---|---|---|
RU95112836A (en) | DERIVATIVES 4-CHLOR-2-TIOPHENKARBRONIC ACID, REGIO-SELECTIVE SYNTHESIS 4-CHLOR-2-TIOPHENACARBONIC ACID | |
JP2004509945A5 (en) | ||
EP1462447A3 (en) | Method for the preparation of pure citalopram | |
RU98111204A (en) | METHODS AND INTERMEDIATE PRODUCTS FOR PRODUCTION 1-BENZYL-4 - ((5,6-DIMETOXY-1-INDANONE) -2-IL) -METHYLPIPERIDINE | |
FI101226B1 (en) | Process for the preparation of 2- [2- (carbonyl) pyrrolidin-4-ylthio] -6- (1-hydroxyethyl) -1-methylcarbapen-2-em-3-carboxylic acid derivatives useful as a medicament | |
KR950704727A (en) | Regioselective preparation of 4-chloro-2-thiophencarboxylic acid (REGIOSELECTIVE SYNTHESIS OF 4-CHLORO-2-THIOPHENECARBOXYLIC ACID) | |
EP1262508A3 (en) | Novel polyhydroxyalkanoate that comprises unit having substituted or unsubstituted (phenylmethyl) sulfanyl structure in side chain thereof and process for producing the same | |
GR3001994T3 (en) | A thiophene derivative and process for preparing the same | |
FI901150A0 (en) | Process for the preparation of therapeutically useful N-acetylneuraminate trihydrate | |
ATE154348T1 (en) | METHOD FOR PRODUCING 1,5-BENZOTHIAZEPINE DERIVATIVES | |
ATE116643T1 (en) | METHOD FOR PRODUCING 1,5-BENZOTHIAZEPINE DERIVATIVES. | |
EA200000924A2 (en) | Process for the preparation of pyrazolo [4,3-d] pyrimidin-7-ones-3-pyridylsulphonyl compounds and intermediates thereof | |
GR3001622T3 (en) | A thiophene derivative and process for preparing the same | |
US6037478A (en) | Synthesis of 3-carbomethoxy-4,5-dimethylthiophene | |
DE60110019D1 (en) | Process for the preparation of cyclopropanecarboxylates | |
US4140691A (en) | Process for preparing 3-[2-(4-benzamidopiperid-1-yl)ethyl]indole | |
SU1525140A1 (en) | Method of obtaining substituted cyclopropanes | |
JPH07206816A (en) | Preparation of 2,4,5-tribromopyrrole-3-carbonitrile | |
Stanetty et al. | Modifying the 5‐position of thieno [2, 3‐d][1, 2, 3] thiadiazole‐6‐carboxylate derivatives | |
RU2005101336A (en) | METHOD FOR PRODUCING SYNTHETIC INTERMEDIATE INDOLINE COMPOUNDS | |
US20020062026A1 (en) | Method for preparing N-methyleneglycinates | |
KR880000422A (en) | Method for preparing 1,4-dihydropyridine derivative | |
CA2182241A1 (en) | Methods for the manufacture of nefazodone | |
US20030004335A1 (en) | Process for the preparation of azetidones and intermediates thereof | |
ATE312107T1 (en) | METHOD FOR PRODUCING ALKYLLITHIUM COMPOUNDS |