Methyl Isocyanate → HCID 21482819, compound

Participants

Reaction Steps

Methyl isocyanate (20 g.) was added slowly, with stirring, to a filtered solution of 30 g. of xanthydrol in 100 ml. of anhydrous triethylamine. After standing for 40 minutes to a 20° C. water bath, the mixture was filtered. The collected solid was washed with anhydrous diethyl ether and dried in vacuo to give 9-(N-methylcarbamoyloxy)xanthene.

Provenance & Evidence