
Tofacitinib citrate CAS NO.540737-29-9
Product Name: Tofacitinib citrate
Synonym: 1-PIPERIDINEPROPANENITRILE
2-amino-6R-(1R,2S-dihydroxypropyl)-5,6,7,8-tetrahydro-4(1H)-
pteridinone,dihydrochloride; Tetrahydro-L-biopterin
CAS No.: 540737-29-9
Molecular Formula: C16H20N6O.C6H8O7
Relative molecular weight: 504.497
Application: For rheumatoid arthritis
Packing: according to the customer’s requirement
Specification
|
Specification | |
|
Appearance |
White or almost white solid |
|
Assay |
98.0-102.0% |
|
Heavy metals |
20ppm Min. |
|
Loss on drying |
1.0%Min. |
|
Enantiomer |
0.2%Min. |
|
Related substances |
unknown single impurity: ≤ 0.2% |
|
|
Total impurity≤ 1.0% |
|
Residual solvents | |
|
Methanol |
3000ppm Min. |
|
Toluene |
890ppm Min. |
|
Ethanol |
5000ppm Min. |











