120268-44-2
4-chloro-5-ethyl-2,6-dimethoxypyrimidine
→
~82%
20295-24-3
6-氯-5-乙基尿嘧啶
1780-38-7
2,4,6-三氯-5-乙基嘧啶
~80%
2518-72-1
5-乙基巴比妥酸
133-13-1
乙基丙二酸二乙酯