Benzyltrimethylammonium hydroxide → HCID 178431171, compound

Participants

Reaction Steps

A mixture containing I g of 6-cyano-2,2-dimethyl-3,4-epoxychromane, 1.1 g of 3,6-dihydroxypyridazine and 0.20 ml of a methanolic solution containing 357. of benzyltrimethylammonium hydroxide, in 5 ml of dioxane and 5 ml of dimethylformamide, is refluxed for 50 hours. It is concentrated under vacuum and the residue is then triturated in 15 ml of water. The precipitate formed is filtered off and washed with water and then isopropyl ether.

Provenance & Evidence