Acetic Anhydride → HCID 53985881, compound

Participants

Reaction Steps

1-methyl-1-nitroso-3-(β-D-xylopyranosyl)urea (110 mg) was dissolved in a mixture of pyridine (1 ml) and acetic anhydride (1 ml) and the resulting mixture was allowed to stand at room temperature for effecting the acetylation. The reaction mixture was then concentrated under a reduced pressure to give a crystalline residue which was then crystallized from ethanol, yielding the titled compound (147 mg). Yield 87.0%. mp. 127°-127.5° C (with decomposition). [α]D20 -25.4° (c 0.7, chloroform).

Provenance & Evidence