| Name: | Acetylcysteine EP Impurity B |
| Catalogue No. | VE005991 |
| CAS No. | 52-90-4 |
| Molecular Formula | C3H7NO2S |
| Molecular Weight | 121.16 |
| Status | In-stock |
| IUPAC Name | (R)-2-Amino-3-mercaptopropionic acid |
| Synonyms | L-cystine |
| Appearance | White Powder |
| Description | Acetylcysteine EP Impurity B (CAS No: 52-90-4) or L-Cysteine is an impurity formed during the synthesis of Acetylcysteine that is a significant mucolytic agent used to reduce the viscosity of pulmonary secretions in respiratory diseases and is a prominent antidote in treating paracetamol poisoning. |
| References | Toussaint, B., et al. “Quantitative Analysis of N-Acetylcysteine and Its Pharmacopeial Impurities in a Pharmaceutical Formulation by Liquid Chromatography–UV Detection–Mass Spectrometry.” Journal of Chromatography A, vol. 896, no. 1-2, Oct. 2000, pp. 191–99, https://doi.org/10.1016/s0021-9673(00)00741-x. |
