5-bromo-2-ethoxy-3-nitropyridine

2,5-双(4-吡啶)-1,3,4-噻二唑

CAS:15311-09-8

分子式:C12H8 N4 S

分子量:240.28

纯度:98%

3-羟基丁酸钾

CAS:39650-04-9

分子式:C4H8O3.K

纯度:98%

4-氯-6-甲基嘧啶-5-甲酸乙酯

CAS:157981-60-7

纯度:97%