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
4205-90-7
Alternate CAS Number
4205-91-8(HCl Salt)
CAS Number
144457-28-3 (Base)
Alternate CAS Number
144750-42-5 (HCl)
CAS Number
144750-52-7
Alternate CAS Number
144457-43-2(Freebase);1416438-02-2(Hydrobromide Salt);2137493-39-9(Hydrogen Sulfate Salt)
CAS Number
120202-69-9
Alternate CAS Number
120202-71-3(Salt)
CAS Number
Codeine STD- 76-57-3: IMP-A- 2859-16-7: IMP-B- 57-27-2: IMP-C- 121395-47-9: IMP-D- 2585669-81-2: IMP-E- 1777-89-5: IMP-F- 4829-46-3: IMP-G- 115-37-7
Alternate CAS Number
Codeine STD- 6059-47-8(Monohydrate salt): IMP-B- 52-26-6 (HCl salt)
CAS Number
125-73-5
Alternate CAS Number
69376-27-8(HCl Salt);143-98-6(Tartrate Salt)