Title:
2-PHENOXYANILINE DERIVATIVES
Document Type and Number:
WIPO Patent Application WO/1998/043943
Kind Code:
A1
Abstract:
2-Phenoxyaniline derivatives represented by general formula (I) or pharmaceutically acceptable salts thereof, wherein R?1� represents a hydrogen atom, an amino group, or an NHCOR?3� group; and R?2� represents a halogen atom, an amino group, a cyano group, a C�1-6? alkyl group, a C�1-3? perfluoroalkyl group, an NHCOR?3� group, a CH�2?OR?4� group, an OCH�2?R?5� group, or a COR?6� group (wherein R?3� represents a C�1-6? alkyl group; R?4� represents a hydrogen atom or a C�1-6? alkyl group; R?5� represents a hydrogen atom, a C�1-6? alkyl group, a C�1-5? aminoalkyl group, a C�2-7? alkoxycarbonyl group, or a carbamoyl group; and R?6� represents a C�1-6? alkyl group, or an unsubstituted or (halogen, amino, cyano, or C�1-6? straight-chain or branched alkyl)-substituted C�3-8? cycloalkyl group).
Inventors:
OTA TOMOMI (JP)
NAKANISHI MISA (JP)
TAGUCHI MINORU (JP)
TOMISAWA KAZUYUKI (JP)
NAKANISHI MISA (JP)
TAGUCHI MINORU (JP)
TOMISAWA KAZUYUKI (JP)
Application Number:
PCT/JP1998/001367
Publication Date:
October 08, 1998
Filing Date:
March 26, 1998
Export Citation:
Assignee:
TAISHO PHARMACEUTICAL CO LTD (JP)
OTA TOMOMI (JP)
NAKANISHI MISA (JP)
TAGUCHI MINORU (JP)
TOMISAWA KAZUYUKI (JP)
OTA TOMOMI (JP)
NAKANISHI MISA (JP)
TAGUCHI MINORU (JP)
TOMISAWA KAZUYUKI (JP)
International Classes:
C07C217/90; C07C225/22; C07C233/43; C07C235/34; C07C255/59; (IPC1-7): C07C217/86; C07C225/22; C07C233/43; C07C235/06; C07C255/46; C07C255/59; A61K31/135; A61K31/165; A61K31/275; A61K31/245
Foreign References:
| JPH0276842A | 1990-03-16 | |||
| JPH05194400A | 1993-08-03 | |||
| JPH0741465A | 1995-02-10 |
Other References:
COUTTS I. G. C., ET AL.: "SYNTHESIS OF SPIROHETEROCYCLES BY OXIDATIVE COUPLING OF PHENOLIC SULPHONAMIDES.", JOURNAL OF THE CHEMICAL SOCIETY, CHEMICAL COMMUNICATIONS., CHEMICAL SOCIETY. LETCHWORTH., GB, vol. 20., 1 January 1980 (1980-01-01), GB, pages 949/950., XP002911730, ISSN: 0022-4936, DOI: 10.1039/c39800000949
See also references of EP 0978506A4
See also references of EP 0978506A4
Attorney, Agent or Firm:
Kitagawa, Tomizo (Patent Division, 24-1, Takata 3-chom, Toshima-ku Tokyo, JP)
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