Category:
Intermediates&Fine Chemicals
CAS NO:
31618-90-3
Standard:
In-house Standards,
intermediate of Tenofovir
Diethyl (tosyloxy)methylphosphonate (CAS 1065-47-8), also known as DESMP, is a key phosphorus intermediate used in organic synthesis. Its molecular formula is C12H19O6P. The core production process involves the reaction of diethyl methylphosphonate with p-toluenesulfonyl chloride under basic conditions to introduce the sulfonyloxy leaving group.