298-12-4
乙醛酸
→
~65%
168208-95-5
(2E)-(Hydroxyimino)acetic acid
1794-86-1
N-(dichloromethylidene)hydroxylamine
72558-82-8
头孢他啶
74213-24-4
1,1-二溴甲醛肟
3545-78-6
2-(hydroxyamino)acetic acid
326829-08-7
3-chloro-5,5-dimethyl-4H-1,2-oxazole