Process for the preparation of aminothiadiazolylacetyl halide derivtives
US5428173A · kind A · utility
3Cited by
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11Claims
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Key dates
| Filing date | Sep 30, 1993 |
| Grant date | Jun 27, 1995 |
| Priority date | — |
| Expiry date | Sep 30, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/55
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process is provided for the preparation of an aminothiadiazolylacetyl halide derivative represented by the following formula (II): ##STR1## wherein R.sup.1 represents a lower alkyl, cycloalkyl or halogenated lower alkyl group; and R.sup.2 represents an amino-protecting group or a hydrogen atom, or a salt thereof, which process uses as the starting material a compound represented by the following formula (I): ##STR2## wherein R.sup.1 and R.sup.2 have the same meanings as defined above, or a salt thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.