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
150727-06-3 (freebase)
Alternate CAS Number
1218951-79-1(cesium salt)
CAS Number
156547-62-5
Alternate CAS Number
41489-89-8 (HCl salt)
CAS Number
1000370-27-3
Alternate CAS Number
1000370-30-8(HCl Salt)
CAS Number
129-06-6
Alternate CAS Number
67430-45-9(Na Clathrate Salt);81-81-2(Freebase)
CAS Number
204255-11-8
Alternate CAS Number
196618-13-0(Freebase);1448332-99-7(mesilate salt)
CAS Number
24390-14-5
Alternate CAS Number
564-25-0(Freebase);17086-28-1(Doxycycline Monohydrate - API (Monohydrate Salt));10592-13-9(HCl salt)
CAS Number
242478-37-1
Alternate CAS Number
242478-38-2(Succinate Salt)
CAS Number
42437-96-7
Alternate CAS Number
25333-42-0(freebase); 1884696-28-9(DBTA Salt)