Diethyl cyanophosphonate → HCID 22729209, compound

Participants

Reaction Steps

By the reactions in the same manner as in Starting Material Synthesis Example 16 using 4-(methoxymethyloxy)benzo(b)thiophene-2-carboxylic acid (4.5 g), N,O-dimethylhydroxylamine hydrochloride (2.1 g) and diethyl cyanophosphate (3.2 g), 4-hydroxy-N-methoxy-N-methylbenzo(b)thiophene-2-carboxamide (4.0 g) was obtained as a brown oil. By the reactions in the same manner as in Starting Material Synthesis Example 1 using the brown oil (2.0 g) and (S)-glycidyl nosylate (2.0 g), the title compound (1.1 g) was obtained as brown crystals.

Provenance & Evidence