Hydrochloric Acid → HCID 12929143, compound

Participants

Reaction Conditions

Reaction Steps

Add 600 mg. of methyl 6,11-dihydro-11-formamidodibenz[b,e]oxepin-2-carboxylate to a mixture of 20 ml. of dioxane and 24 ml. of 10% hydrochloric acid. Stir and heat the mixture at 40° C. for 18 hours. Strip to dryness and triturate the residue in tetrahydrofuran. Separate the solids by filtration. Dissolve the solids in water and basify with aqueous sodium hydroxide. Extract into ether, dry over anhydrous sodium sulfate and filter. Bubble gaseous hydrogen chloride through the solution for 15 minutes and separate the solids. Triturate in tetrahydrofuran and filter to obtain the title product (m.p. 224° C. dec.).

Provenance & Evidence