Process for producing substituted pyrroles
US4374255A · kind A · utility
4Cited by
4References
7Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 2, 1981 |
| Grant date | Feb 15, 1983 |
| Priority date | — |
| Expiry date | Mar 2, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D207/34
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of alkyl 1,4-dimethyl-3-ethoxycarbonylpyrrole-2-acetate compounds by reacting in a solvent in diloweralkyl acetone dicarboxylate, a chloromethyl lower alkyl ketone and an aqueous loweralkylamine in the presence of solids formation inhibiting amount of a lower alkanol having from 1 to about 6 carbon atoms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.