37972-69-3
6-羟基-3-哒嗪甲酸
+
4637-24-5
N,N-二甲基甲酰胺二甲基缩醛
→
~62%
100047-66-3
1-甲基-6-氧代-1,6-二氢哒嗪-3-甲酸
33548-32-2
1-甲基-6-氧代-1,4,5,6-四氢哒嗪-3-甲酸
~7%
13327-27-0
6-甲基-3(2H)-哒嗪酮
1121-79-5
3-氯-6-甲基哒嗪
50500-59-9
4-Nitro-3-methylmercapto-2-cyan-crotonsaeuremethylester
63001-31-0
3-哒嗪酮-6-甲酸乙酯
867130-64-1
1-methyl-6-oxo-1,6-dihydro-pyridazine-3-carboxylic acid ethyl ester