Methyl propiolate → HCID 68578563, compound

Participants

Reaction Steps

A mixture of 1,2,4,6-tetra-O-acetyl-3-azido-3-deoxy-D-galactopyranose 22 (Lowary and Hindsgaul, 1994) (10 mg, 0.027 mmol), methyl propiolate (2.4 μL, 1 eq.), copper iodide (0.6 mg, 0.1 eq.), diisopropylethylamine (1 eq.), and toluene (1 mL) were stirred together for 12 h at r.t. The solvent was evaporated and the product was purified by column chromatography (SiO2, heptane:EtOAc 2:1) to give 23 (12.2 mg, 93%).

Provenance & Evidence