Category
Carbidopa
CAS Number
18181-08-3
Molecular Formula
C11H15NO4
Molecular Weight
225.24 g/mol
Synonym

methyl (2S)-2-amino-3-(3,4-dihydroxyphenyl)-2-methylpropanoate; α-Methyldopa Methyl Ester; (S)-Methyl 2-amino-3-(3,4-dihydroxyphenyl)-2-methylpropanoate; Alpha-Methyldopa Methyl Ester; Methyldopa methyl ester; Methyl (S)-2-amino-3-(3,4-dihydroxyphenyl)-2-methylpropanoate (As per USP Commenting Opening 51(4))

Keywords
Amines
Aromatics
Pharmaceutical Standards
Impurities
slide.1
Purity:

Above - 95.0%

Technical Data:

We will provide complete documentation support for every Standard Material. All analytical reports such as ¹H NMR, ¹³C NMR, Mass, FT-IR, HPLC Purity/GC Purity/QNMR Purity, Water content by KF/ Loss on Drying/TGA (Thermo-gravimetric Analysis). Certificate of Analysis with potency report. Each Standard Material SER (Structure Elucidation Report) with NMR, Mass, IR spectral interpretation. This whole analytical document can be included in eCTD, ANDA, DMF submissions to regulatory agencies.

Carbidopa EP Impurity B is a designated impurity specified in the European Pharmacopoeia (EP) for carbidopa. It serves as a reference standard in quality control testing to detect and quantify this impurity in carbidopa drug substances and formulations, ensuring they meet required purity and safety standards.