巯基尼古胺 、
2-bromo-1-(3,4-dihydroxy-5-nitro-phenyl)-ethanone 在
N,N-dimethylformamide alcohol 作用下,
以
alcohol 为溶剂,
反应 2.0h,
以There is obtained 3-nitro-5-[2-(3-pyridyl)-4-thiazolyl]pyrocatechol of m.p. 279°-281°的产率得到3-nitro-5-[2-(pyridin-3-yl)-4-thiazolyl]pyrocatechol