(1S,2R,3S,4R)-1,2,3,4-Tetrahydro-1,4-epiazano-naphthalene-2,3-dicarboxylic acid dimethyl ester 在
sodium nitrite 作用下,
以
溶剂黄146 为溶剂,
反应 0.5h,
以88%的产率得到(1S,2R,3S,4R)-9-Nitroso-1,2,3,4-tetrahydro-1,4-epiazano-naphthalene-2,3-dicarboxylic acid dimethyl ester