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
1429908-35-9(free base)
Alternate CAS Number
2228086-73-3(HBr Salt)
CAS Number
152628-02-9(free base)
Alternate CAS Number
1282554-35-1(Salt)
CAS Number
1074-82-4
Alternate CAS Number
85-41-6 (free base) ; 33081-78-6 (Na salt)
CAS Number
18910-70-8 (base)
Alternate CAS Number
27566-30-9 (salt)
CAS Number
146939-27-7
Alternate CAS Number
138982-67-9(HCl Monohydrate salt)
CAS Number
156339-88-7 (base)
Alternate CAS Number
2624100-96-3(sulfate salt)
CAS Number
100986-85-4
Alternate CAS Number
138199-71-0(Hemihydrate Salt)
CAS Number
Bromazepam STD - 1812-30-2 : IMP - A - 1563-56-0 : IMP - C - 868350-97-4 ;
CAS Number
54-96-6
Alternate CAS Number
446254-47-3 (phosphate salt)
CAS Number
446254-47-3
Alternate CAS Number
54-96-6(Free base)
CAS Number
320-51-4
Alternate CAS Number
53313-44-3 (HCl salt)