欧美和黑人XXXX猛交视频,小泽玛丽无码视频一区,GOGOGO高清在线观看,欧美,日韩,在线视频

Code: HT027

Product Name: 4-Chloro-7-tosyl-7H-pyrrolo[2,3-d]pyrimidine

Cas No.: 479633-63-1

Structural formula:

Molecular formula: C₁₃H₁₀ClN₃O₂S
Molecular weight: 307.76
Melting point: 145.0 to 149.0 °C
Storage conditions: Keep in dark place, Sealed in dry, Room Temperature
Character: White powder
Uses: It can be used as an intermediate of tofacitinib. 4-chloro-7-toluenesulfonyl-7H-pyrrole [2,3-D] pyrimidine is used as an impurity control in biochemical research, and is also used for drug application testing.