64-17-5
乙醇
+
176383-61-2
→
~73%
68466-18-2
ethyl 4-benzoyl-1,4-benzoxazine-2-carboxylate
22244-22-0
3,4-二氢-2H-苯并[1,4]噁嗪-2-羧酸乙酯
169836-00-4
95-55-6
美沙拉嗪杂质C
82756-74-9
3,4-二氢-2H-1,4-苯并恶嗪-2-甲醇
98-88-4
苯甲酰氯
68466-14-8
4-benzoyl-2,3-dibromo-3,4-dihydro-2H-benzo[1,4]oxazine-2-carboxylic acid ethyl ester