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Patent Searching and Data


Title:
HETEROCYCLIC RING-CONTAINING CARBOXYLIC ACID DERIVATIVE
Document Type and Number:
Japanese Patent JP3476883
Kind Code:
B2
Abstract:

PURPOSE: To obtain a new compound, having the ability to bind to retinoid receptors and antagonistic action on retinoids and useful for treating various diseases such as dyskeratosis or chronic articular rheumatism.
CONSTITUTION: This compound is expressed by formula I {ring D is expressed by formula II (R1 and R2 are H, lower alkyl, halogen, etc.; Ra and Rb are H, lower alkoxy, etc.); ring B is expressed by formula III (R6 is H, lower alkyl, etc.; R7 is expressed by formula IV; G is phenylene, etc.; R8 is H, OH, etc.), etc.; A is O, S SO2, etc.; E is (CH2)n [n is 0-2], CHCH3, etc.}, e.g. 4-[4,5,7,8,9,10- hexahydro-7,7,10,10-tetramethyl-1-(3-pyridylmethyl)anthra[1,2-blpyrrol-3-yl-benzoic acid. The compound expressed by formula I is obtained by reacting a compound expressed by formula V with a compound expressed by formula VI in the presence of a base (e.g. lithium diisopropylamide) in a solvent (e.g. THF) at -78°C to the boiling point of the solvent.


Inventors:
Hiroyuki Yoshimura
Mitsuo Nagai
Shigeki Hibi
Koichi Kikuchi
Hishinuma Uharu
Junichi Nagakawa
Makoto Asada
Noriyuki Miyamoto
Takayuki Hidan
Aichi Ogasawara
Isao Yamazu
Application Number:
JP32151793A
Publication Date:
December 10, 2003
Filing Date:
December 21, 1993
Export Citation:
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Assignee:
Eisai Co., Ltd.
International Classes:
A61K31/34; A61K31/343; A61K31/38; A61K31/381; A61K31/382; A61K31/40; A61K31/403; A61K31/415; A61K31/4184; A61K31/42; A61K31/423; A61K31/425; A61K31/428; A61K31/44; A61K31/4427; A61K31/443; A61K31/47; A61K31/473; A61P1/16; A61P5/12; A61P17/00; A61P17/14; A61P19/00; A61P29/00; A61P35/00; A61P37/00; A61P43/00; C07C69/76; C07C211/31; C07D209/56; C07D209/58; C07D215/04; C07D221/06; C07D221/16; C07D221/18; C07D231/54; C07D235/02; C07D261/20; C07D277/60; C07D335/08; C07D307/77; C07D307/92; C07D311/92; C07D333/38; C07D333/50; C07D335/06; C07D401/04; C07D401/06; C07D401/14; C07D403/04; C07D403/06; C07D405/06; C07D409/06; C07D409/14; C07D417/04; C07D471/04; C07D487/04; C07D491/04; C07D491/044; C07D491/048; C07D491/052; C07D493/04; C07D495/04; C07D498/04; C07D513/04; (IPC1-7): C07D231/54; C07C69/76; C07D209/56; C07D209/58; C07D221/06; C07D221/16; C07D221/18; C07D235/02; C07D261/20; C07D277/60; C07D307/77; C07D307/92; C07D311/92; C07D333/38; C07D333/50; C07D335/06; C07D401/06; C07D405/06; C07D417/04; C07D487/04; C07D491/044; C07D491/048; C07D491/052; C07D493/04; C07D495/04; C07D498/04; C07D513/04
Attorney, Agent or Firm:
Kaoru Furuya (3 outside)