Water → HCID 14851855, compound

Participants

Reaction Steps

Coupling of 6-(2-Fluorophenyl)-8-iodo-1-methyl-4H[1,2,4]triazolo[4,3-a] [1,4]benzodiazepine with 3,4-dihydro-4-methyl-1-(2-propynyl)-1H-1,4-benzodiazepine 2,5-dione as described in example 17 gave after chromatography and crystallization from ethyl acetate colorless crystals with m.p. 179°-182° C. The crystals of the title compound contained according to analytical and nmr-data 0.16 mol of ethyl acetate and 0.66 mol of water. The preparation of the required acetylene is described in Example 54.

Provenance & Evidence