4-HYDROXY-5-(HYDROXYIMINO)-2,7-DIMETHYL-5H-PYRANO[2,3-B]PYRIDIN-8-IUM-8-OLATE synthesis

1synthesis methods

Product Name:4-HYDROXY-5-(HYDROXYIMINO)-2,7-DIMETHYL-5H-PYRANO[2,3-B]PYRIDIN-8-IUM-8-OLATE
CAS Number:161153-99-7
Molecular formula:C10H10N2O4
Molecular Weight:222.2

Yield:161153-99-7 83%

Reaction Conditions:

with sodium hydroxide;hydroxylamine hydrochloride for 12 h;Ambient temperature;

References:

Loewe, Werner;Braun, Beate;Mueller, Baerbel [Journal of Heterocyclic Chemistry,1994,vol. 31,# 6,p. 1577 - 1582]