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Tofacitinib Impurity 221

Tofacitinib Impurity 221 Structure
Tofacitinib Impurity 221 structure
CAS No.
2504210-45-9
Chemical Name:
Tofacitinib Impurity 221
Synonyms
Tofacitinib Impurity 221;2,2',4'-trichloro-7H-4,7'-bipyrrolo[2,3-d]pyrimidine;4,7'-Bi-7H-pyrrolo[2,3-d]pyrimidine, 2,2',4'-trichloro-
CBNumber:
CB29723089
Molecular Formula:
C12H5Cl3N6
Molecular Weight:
339.57
MDL Number:
MOL File:
2504210-45-9.mol
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Tofacitinib Impurity 221 Properties

Density 1.95±0.1 g/cm3(Predicted)
pka 9.04±0.50(Predicted)

Tofacitinib Impurity 221 Preparation Products And Raw materials

Raw materials

Preparation Products

Tofacitinib Impurity 221 Suppliers

Global( 3)Suppliers
Supplier Tel Email Country ProdList Advantage
China National Standard Pharmaceutical Corporation Limited 		+8615391658522 overseasales@yongstandards.com China 11922 58
Beijing Comparison Pharmaceutical Technology Co., Ltd 010-010-52878169 15801002657 sales@bjcomparison.com China 4717 58
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd 18162595016; 18162595016 3287908757@qq.com China 9122 58
Supplier Advantage
China National Standard Pharmaceutical Corporation Limited 		58
Beijing Comparison Pharmaceutical Technology Co., Ltd 58
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd 58
Tofacitinib Impurity 221 4,7'-Bi-7H-pyrrolo[2,3-d]pyrimidine, 2,2',4'-trichloro- 2,2',4'-trichloro-7H-4,7'-bipyrrolo[2,3-d]pyrimidine 2504210-45-9