7-(2-amin othiazol-4-yl)-2-(syn)-methoxyiminoacetamido)-3-methoxymethyl-3-cepham-4- carboxylates
US4716158A · kind A · utility
2Cited by
6References
5Claims
0Family size
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Key dates
| Filing date | Jun 10, 1986 |
| Grant date | Dec 29, 1987 |
| Priority date | — |
| Expiry date | Jun 10, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/55
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds of formula (I): ##STR1## wherein: R.sup.1 represents a lower alkyl group selected from methyl groups and ethyl groups; PA0 R.sup.2 represents a hydrogen atom or a methyl group; and PA0 R.sup.3 represents a group selected from C.sub.1 --C.sub.5 alkoxy groups, and pharmaceutically acceptable acid addition salts thereof have valuable antibiotic activity and are suitable for oral administration. They may be prepared by a variety of synthetic routes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.