Chemical Name: (2-Amino-3,5-dibromophenyl)methanol (as per EP)
Synonym: Bromhexine EP Impurity A
Smiles: BrC1=C(N)C(CO)=CC(Br)=C1
Inchi: InChI=1/C13H20N2O/c14-13-4-2-1-3-10(13)9-15-11-5-7-12(16)8-6-11/h1-4,11-12,15-16H,5-9,14H2/t11-,12-
Development and validation of a stability-indicating LC method for simultaneous determination of related compounds of guaifenesin, terbutaline sulfate and ambroxol HCl in cough syrup formulation
K. Lakshmi Narasimha Rao a,b, Ch. Krishnaiah a , K. Sudheer Babu a , K. Padmaja Reddy
Journal of Saudi Chemical Society 18(5):593-600
Isolation, Identification, and Characterization of One Degradation Product in Ambroxol by HPLC-Hyphenated Techniques
Veera Raghava Raju Thummala , Mrutyunjaya Rao Ivaturi , Someswara Rao Nittala
Sci Pharm. 2014; 82: 247–263
Development and Validation of RP-HPLC Method for Simultaneous Determination of Guaifenesin Impurities in Multi Drug Combinations
By Levon A. Melikyan, Rosa S. Grigoryan & Tigran K. Davtyan
Global Journal of Medical research: B Pharma, Drug Discovery, Toxicology and Medicine Volume 14 Issue 2 Version 1.0 Year 2014