611-20-1
邻羟基苯甲腈
+
622-58-2
对甲苯异氰酸酯
→
~98%
88220-35-3
(2-cyanophenyl) N-(4-methylphenyl)carbamate
2037-95-8
2H-1,3-苯并噁嗪-2,4(3H)-二酮
7133-79-1
3-(4-methylphenyl)-1,3-benzoxazine-2,4-dione
88220-43-3
4-(4-methylanilino)-1,3-benzoxazin-2-one
88220-45-5
6-methyl-2-(6-oxocyclohexa-2,4-dien-1-ylidene)-1H-quinazolin-4-one