Manasa Life Sciences, based in Hyderabad, India, produces and supplies a wide variety of pharmaceutical API impurities for use in quality control and analytical research. The company offers pharmacopeial and non-pharmacopeial process impurities, degradation products, and related by-products that support impurity profiling, method development, stability testing, and analytical validation in line with regulatory standards. These reference impurities enable pharmaceutical manufacturers to accurately detect, identify, and measure trace-level impurities in APIs, helping maintain product safety, quality, and compliance with ICH and USP guidelines.

CAS Number
39577-43-0
Alternate CAS Number
52605-52-4(HCl Salt)
CAS Number
2470436-00-9
Alternate CAS Number
2512213-25-9(DiHCl Salt); 2470441-00-8(HCl Salt)
CAS Number
6323-09-7
Alternate CAS Number
2408971-27-5(DiHCl Salt)
CAS Number
1263358-12-8
Alternate CAS Number
1263278-79-0(HCl Salt)
CAS Number
6640-24-0
Alternate CAS Number
13078-15-4(HCl Salt); 51639-49-7(Di - HCl salt)
CAS Number
55290-68-1
Alternate CAS Number
55290-66-9(HCl Salt)
CAS Number
157072-19-0
Alternate CAS Number
2413877-03-7(DiHCl Salt);1263278-77-8(HCl Salt)
CAS Number
1263358-13-9
Alternate CAS Number
1263278-80-3(Salt)
CAS Number
73-63-2
Alternate CAS Number
886-06-6(HCl Salt)
CAS Number
STD - 5011-34-7 ;Imp-B-1257-19-8 ;
Alternate CAS Number
STD - 13171-25-0(Di HCl Salt)
CAS Number
124832-29-7(HCl Salt)
Alternate CAS Number
142963-63-1(Free base)
CAS Number
1346747-65-6
Alternate CAS Number
1346617-39-7(HCl Salt)
CAS Number
86150-61-0
Alternate CAS Number
86150-60-9 (free base)
CAS Number
1401661-95-7
Alternate CAS Number
1401562-16-0(HCl Salt)