7-Chloro-2-(Methylsulfanyl)-[1,3]thiazolo[4,5-d]pyriMidine

7-Chloro-2-(methylsulfanyl)-[1,3]thiazolo[4,5-d]pyrimidine (cas# 119011-56-2) is used in the synthesis of 2,7-diamino-thiazolo[4,5-d]pyrimidine analogs as anti-tumor epidermal growth factor receptor tyrosine kinase inhibitors. It is also used in the preparation of thiazolopyrimidines and thienopyrimidines as antagonists of CCR2b receptors for the treatment of chemokine-mediated diseases.