1-(2-(Methylamino)ethyl)piperidin-4-yl [1,1′-biphenyl]-2-ylcarbamate

It serves as a central intermediate that undergoes coupling to form the final API. 1-(2-(Methylamino)ethyl)piperidin-4-yl [1′-biphenyl]-2-ylcarbamate, also known as Revefenacin Impurity 18 or a key intermediate, is a crucial building block in the synthesis of Revefenacin (Yupelri), a medication for chronic obstructive pulmonary disease (COPD).

API Name Revefenacin
CAS No 743460-48-2
Molecular Formula C21H27N3O2
Molecular Weight 353.5 g/mol
Synonyms [1-[2-(methylamino)ethyl]piperidin-4-yl] N-(2-phenylphenyl)carbamate

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