USPUSP-NF
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Captopril
C9H15NO3S ⁠217.28
 l-Proline, 1-[(2S)-3-mercapto-2-methyl-1-oxopropyl]-;
 1-[(2S)-3-Mercapto-2-methylpropionyl]-l-proline;
 [(S)-3-Mercapto-2-methylpropanoyl]-l-proline [62571-86-2]

DEFINITION

Captopril contains NLT 97.5% and NMT 102.0% of captopril (C9H15NO3S), calculated on the dried basis.

USP REFERENCE STANDARDS FOR PURCHASE

USP Captopril Disulfide RS
USP Captopril RS
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