3-Butyn-1-OL → HCID 86672805, compound

Participants

Reaction Steps

8-[2-(4-tert-Butoxycarbonyl-2-methyl-phenyl)-ethanesulfonyl]-2-(3-but-3-ynyloxy-5-trifluoromethyl-phenyl)-4-oxo-1,3,8-triaza-spiro[4.5]dec-1-ene-3-carboxylic acid tert-butyl ester (37.9 mg, 71%) was obtained by the same method as in Reaction 366-9 using 8-[2-(4-tert-butoxycarbonyl-2-methyl-phenyl)-ethanesulfonyl]-2-(3-hydroxy-5-trifluoromethyl-phenyl)-4-oxo-1,3,8-triaza-spiro[4.5]dec-1-ene-3-carboxylic acid tert-butyl ester and 3-butyn-1-ol as starting materials.

Provenance & Evidence