Chemical Structure CAT No. CAS Item Group Purity
Tofacitinib Impurity 127 C4X-1079127 1204176-45-3 Impurity
Tofacitinib Impurity 127
Tofacitinib Impurity 128 HCl C4X-1079128 1206824-67-0 Impurity
Tofacitinib Impurity 128 HCl
Tofacitinib Impurity 129 C4X-1079129 1527525-58-1 Impurity
Tofacitinib Impurity 129
Tofacitinib Impurity 13 C4X-107913 1812890-23-5 Impurity
Tofacitinib Impurity 13
Tofacitinib Impurity 130 C4X-1079130 2564-07-0 Impurity
Tofacitinib Impurity 130
Tofacitinib Impurity 131 DiHCl C4X-1079131 N/A Impurity
Tofacitinib Impurity 131 DiHCl
Tofacitinib Impurity 132 C4X-1079132 N/A Impurity
Tofacitinib Impurity 132
Tofacitinib Impurity 133 C4X-1079133 10132-07-7 Impurity
Tofacitinib Impurity 133
Tofacitinib Impurity 134 C4X-1079134 N/A Impurity
Tofacitinib Impurity 134
Tofacitinib Impurity 135 C4X-1079135 N/A Impurity
Tofacitinib Impurity 135