WHI-P131 Description JAK3 inhibitor. Inhibits human glioblastoma cell adhesion and invasion. Increases survival in a mouse ALS model. Specifications Cas No. 202475-60-3 Product ID W2933 Product Name WHI-P131 Chemical Name 4-[(4’-hydroxyphenyl)amino]-6,7-dimethoxyquinazoline Formula Wt. 333.8 Purity >98% Solubility DMSO (25mg/ml) References RK Narla et al Clin. Cancer Res. 1998 4:2463. VN Trieu et al Biochem. Biophys. Res. Commun. 200 267:22.