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
148-24-3(free base)
Alternate CAS Number
134-31-6(sulfate salt);207386-91-2(hemisulfate hemihydrate salt)
CAS Number
151257-01-1(Salt)
Alternate CAS Number
138402-05-8(Free base)
CAS Number
618-36-0
Alternate CAS Number
13437-79-1(HCl Salt)
CAS Number
100986-85-4
Alternate CAS Number
138199-71-0(Hemihydrate Salt)
CAS Number
87-62-7(freebase)
Alternate CAS Number
21436-98-6(salt)
CAS Number
7728-40-7
Alternate CAS Number
7729-94-4(HCl Salt)
CAS Number
745798-07-6
Alternate CAS Number
1135231-62-7(HCl Salt)
CAS Number
142713-08-4
Alternate CAS Number
857170-72-0(HCl Salt)
CAS Number
17289-53-1
Alternate CAS Number
17289-54-2(HCl Salt)
CAS Number
857570-37-7
Alternate CAS Number
1012864-23-1(HCl Salt)
CAS Number
74634-66-5
Alternate CAS Number
50295-20-0(HCl Salt)
CAS Number
490-79-9(freebase)
Alternate CAS Number
4955-90-2(Salt)