Description: Tofacitinib Citrate (CP-690550 citrate) is a a potent, cell-permeable inhibitor of JAK1/2/3 (IC50s: 1/20/112 nM).
CAS Number: 540737-29-9
Formula: C22H28N6O8
Molecular Weight: 504,49
References: Changelian PS, et al. Prevention of organ allograft rejection by a specific Janus kinase 3 inhibitor. Science. 2003 Oct 31;302(5646):875-8.