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3-Hydroxy-6-methylbenzo[d][1,2,3]triazin-4(3H)-one synthesis

2synthesis methods
2941-78-8 Synthesis
2-Amino-5-methylbenzoic acid

2941-78-8
475 suppliers
$5.00/10g

3-Hydroxy-6-methylbenzo[d][1,2,3]triazin-4(3H)-one

132533-58-5
1 suppliers
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Yield:-

Steps:

Multi-step reaction with 3 steps
1: sulfuric acid / 48 h / Reflux
2: hydroxylamine hydrochloride; ammonium hydroxide / methanol / 48 h
3: hydrogenchloride; sodium nitrite / water / 0.5 h / 0 °C

References:

Shi, Wei-Min;Ma, Xiao-Pan;Pan, Cheng-Xue;Su, Gui-Fa;Mo, Dong-Liang [Journal of Organic Chemistry,2015,vol. 80,# 21,p. 11175 - 11183]