118933-94-1Relevant articles and documents
SYNTHESIS OF 5-HYDROXY-4-NITROSOBENZOTRIAZOLES AND 6-HYDROXY-7-NITROSO-INDAZOLES AND THEIR SPLITTING INTO β-TRIAZOLYL- AND β-PYRAZOLYLACRYLIC ACIDS
Stankyavichyus, A. P.,Terent'ev, P. B.,Bolotin, V. A.,Lashin, V. V.,Rakhimi, I. M.
, p. 403 - 409 (2007/10/02)
5-Hydroxy-4-nitrosobenzotriazoles and 6-hydroxy-7-nitrosoindazoles were synthesized.By the action of benzenesulfonyl chloride in an alkaline medium, only 5-hydroxy-4-nitroso-2-phenyl-benzotriazole and 1-methyl-6-hydroxy-7-nitrosoindazole split into 5-carb