4-Ethynylpyridine → HCID 136352223, compound

Participants

Reaction Steps

2-isoquinolin-3-yl-7-(pyridin-4-yl)ethynyl-chromen-4-one oxime was prepared in 6% overall yield using the method described in example 24, starting from 7-bromo-2-isoquinolin-3-yl-chromen-4-one O-tert-butyl oxime (example 2B) and 4-ethynylpyridine. The title compound was isolated as a yellow solid and as a 95/5 mixture of Z/E oxime isomers.

Provenance & Evidence