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
4205-91-8
Alternate CAS Number
4205-90-7(Freebase)
CAS Number
50-53-3
Alternate CAS Number
69-09-0(HCl Salt)
CAS Number
969-99-3
Alternate CAS Number
316-07-4(HCl Salt)
CAS Number
58-40-2
Alternate CAS Number
53-60-1(HCl Salt)
CAS Number
1225-64-5
Alternate CAS Number
3953-65-9(HCl salt)
CAS Number
13094-24-1
Alternate CAS Number
72372-62-4(HCl Salt)
CAS Number
484-23-1
Alternate CAS Number
7327-87-9 (Sulfate)
CAS Number
116539-60-7
Alternate CAS Number
910138-96-4(HCl Salt)
CAS Number
959392-22-4
Alternate CAS Number
2748376-86-3 (HCl salt); 2379325-42-3(oxalate Salt)
CAS Number
125-73-5
Alternate CAS Number
69376-27-8(HCl Salt);143-98-6(Tartrate Salt)
CAS Number
1177494-18-6
Alternate CAS Number
1177419-85-0(HCl Salt)
CAS Number
834153-87-6
Alternate CAS Number
832720-36-2(Na salt);2390005-65-7 (HCl salt) ; 2254609-59-9 (K salt) ; 2390005-66-8 (TFA salt)
CAS Number
2699942-38-4
Alternate CAS Number
2699942-37-3 (free base)