Levodopa
C9H11NO4
197.19
l-Tyrosine, 3-hydroxy-;
(−)-3-(3,4-Dihydroxyphenyl)-l-alanine [59-92-7]
l-Tyrosine, 3-hydroxy-;
(−)-3-(3,4-Dihydroxyphenyl)-l-alanine [59-92-7]
DEFINITION
Levodopa contains NLT 98.0% and NMT 102.0% of levodopa (C9H11NO4), calculated on the dried basis.
USP REFERENCE STANDARDS FOR PURCHASE
USP Levodopa RSUSP Levodopa Related Compound B RS
USP l-Tyrosine RS