Formaldehyde → HCID 53637641, compound

Participants

Reaction Steps

4.9 g of 6-cyclohexyloxy-2-methylenehexanoic acid ethyl ester, in the form of a colourless oil, which is purified by chromatography on silica gel (migrating agent: 90:10 petroleum ether/ethyl acetate), are obtained by the procedure described in Example (1b) from 7.4 g of [4-(cyclohexyloxy)-butyl]-malonic acid ethyl ester, 0.85 g of paraformaldehyde, 5.2 ml of pyridine and 0.3 ml of piperidine.

Provenance & Evidence