Patent JPS5312879A successfully refreshed from Google Patents.
JPS5312879A
Expired / Lapsed
JP
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Pyridazinone derivatives
Assignee: Sankyo Co Ltd
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Filing: 1976-07-21
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Granted: —
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Expires: 1996-07-21
Abstract
Abstract PURPOSE: Pyridazinone derivatives I - 1 and I - 2 [R 1 is H, OH, OCOR 5 (R 5 is 1 - 5C lower alkyl) or OSO 2 -R 6 (R 6 is aryl); R 2 and R 4 are halogen; R 3 is H, 1 - 6C lower alkyl, 1 - 6C lower alkoxy, amino, OH, halogen, etc.], e.g. 6-(3,5-dichloro-4-methylphenyl)-4,5-dihydro-3(2H)pyridazinone. COPYRIGHT: (C)1978,JPO&Japio
Inventors
- 👤 Yukiyoshi Takahi
- 👤 Teruomi Jojima
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-08 01:05
CPC Classifications
—
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