Cyclopropanecarboxylic acids and esters
US3997586A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 7, 1973 |
| Grant date | Dec 14, 1976 |
| Priority date | — |
| Expiry date | Sep 7, 1993 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D309/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel cyclopropanecarboxylic acids and esters of the formula ##STR1## wherein Z.sub.1 and Z.sub.2 are selected from the group consisting of hydrogen, alkyl, aralkyl, aryl, alkenyl non-conjugated with the cyclopropane ring, alkenyl non-conjugated with the cyclopropane ring, cycloalkyl, cycloalkenyl and heterocyclic; R is selected from the group consisting of OH and OR' in which R' is selected from the group consisting of lower alkyl which may be substituted, benzyl which may be substituted on the phenyl or methylene portion, N-methylene-dicarboximide, (5-benzyl-furyl-3) methyl, and a cyclopentene of the formula ##STR2## WHEREIN R" is selected from the group consisting of alkyl, alkynyl, alkenyl, aryl, aralkyl, cycloalkyl, cycloalkenyl and heterocyclic; A is a bivalent alkyl radical selected from the group consisting of ##STR3## WHEREIN R.sub.1 is selected from the group consisting of hydrogen and lower alkyl, R.sub.2 and R.sub.3 are selected from the group consisting of alkyl, alkynyl, alkenyl, aryl, aralkyl, cycloalkyl, cycloalkenyl and heterocyclic and taken together with the carbon atom to which they are attached form a ring selected from the group consisting of carbon homo rings…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.