Method for preparing 3-hydroxy pyrroles and esters thereof
US4774340A · kind A · utility
6Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 25, 1986 |
| Grant date | Sep 27, 1988 |
| Priority date | — |
| Expiry date | Apr 25, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12Q1/44
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A novel compound useful in detecting leukocytes, esterase and protease in a test sample. The compound has the structure ##STR1## in which: A is an acid residue, R is lower alkyl, aryl, carboxyl, carboxyl ester, amido or cyano, R* is H or lower alkyl, and X is O, S, or NR', in which R' is H, lower alkyl or aryl.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.