2-(Tributylstannyl)-1,3-thiazole → HCID 22405335, compound

Participants

Reaction Conditions

Reaction Steps

To a solution of 1.1 g of 10,11-dihydro-10-(4-iodobenzoyl)-5H-pyrrolo[2,1-c][1,4]benzodiazepine and 1.49 g of 2-(tributylstannyl)thiazole (Reference Example 48) in 50 ml of toluene under nitrogen is added 0.2 g of tetrakis(triphenylphosphine)palladium and the mixture heated to 120° C. for 16 hours. The toluene is evaporated in vacuo to a residue which is columned on silica gel by elution with 7:1 to 1:1 ethyl acetate:hexane to give 0.62 g of the desired product as an amphorous solid; M+H=372.3; M+Na=395.3.

Provenance & Evidence