Toluene → HCID 67842845, compound

Participants

Reaction Steps

1.5 g (0.0037 mol) of the compound from Example III and 1.5 ml=1.83 g (0.011 mol) of ethyl chloroacetoacetate were heated together with 30 ml of toluene and 10 ml of water at 100° C. for 1 hour. The mixture was neutralised with 10% strength sodium bicarbonate solution, the organic phase was separated off, dried with sodium sulphate and concentrated to a small volume in vacuo, and the residue was separated by column chromatography. A yellow oil was obtained.

Provenance & Evidence