Manasa Life Sciences, a trusted manufacturer in India, provides high-quality pharmaceutical impurities manufactured under stringent quality standards to support pharmaceutical research, analytical testing, method development, quality control, and regulatory compliance.

CAS Number
STD-36505-84-7: IMP-L- 21098-11-3: IMP-N- 257877-44-4: IMP-E-257877-43-3: IMP-G-84746-24-7: IMP-J-2726492-72-2
CAS Number
Atracurium STD- 64228-79-1: IMP-A1- 2024603-91-4: IMP-A2- NA: IMP-B- 64228-77-9: IMP-C1- 119403-00-8: IMP-C2- NA: IMP-D1- 2922251-87-2: IMP-D2- 1100676-15-0: IMP-E- 99469-29-1: IMP-G- 1699-51-0: IMP-K- 2767988-79-2
CAS Number
Venlafaxine STD - 93413-69-5 ; EP-IMP-D -149289-30-5 ; EP-IMP-F - 93413-57-1 ;
Alternate CAS Number
99300-78-4 (HCl Salt)
CAS Number
STD-88150-42-9: IMP-D(RC-A)-113994-41-5: IMP-E-140171-65-9: IMP-F(RC-F): 140171-66-0
CAS Number
Candesartan Cilexetil - 145040-37-5 ; IMP-A -139481-58-6 ; IMP-B- 869631-11-8 ; IMP-F-914613-36-8;
CAS Number
Minoxidil STD : 38304-91-5 : IMP - A - 35139-67-4 : IM - B - 156-83-2 : IM - E - 24867-26-3
CAS Number
Atovaquone STD - 95233-18-4 : IMP - B-137732-39-9: IMP - C -1809464-27-4:
CAS Number
Amorolfine STD-78613-35-1;78613-38-4(HCl Salt): IMP-D-67564-91-4;67306-03-0 (No stereochemistry): IMP-E-2134097-34-8: IMP-I-67468-13-7: IMP-J-2714893-32-8
CAS Number
Amylmetacresol STD - 1300-94-3 : IMP - A - 876473-73-3 : IMP - G - 1357600-49-7 ;
CAS Number
Amlodipine Standard - 88150-42-9;IMP-B- 721958-72-1: IMP-G(RC-C)- 43067-01-2
Alternate CAS Number
440358-84-9 (Mesilate Monohydrate Salt) , 111470-99-6 (Amlodipine Besilate - API (Besilate Salt)) , 88150-47-4 (Maleate Salt) , 246852-12-0 (Mesilate Salt) , 616203-96-4 (Nicotinate Salt) , 246852-09-5 (Hydrobromide Salt) ,246852-07-3 (Hydrochloride Salt)
CAS Number
Amoxicillin STD - 26787-78-0 ; IMP-E -1356020-01-3 ; IMP-G-188112-75-6;IMP-I-22818-40-2 ;
Alternate CAS Number
61336-70-7 (Amoxicillin Trihydrate - API (Trihydrate Salt)) , 34642-77-8 (Na salt)
CAS Number
1420477-60-6
Alternate CAS Number
2242394-65-4(Maleate Salt);2641500-53-8(Maleate Monohydrate salt)
CAS Number
37517-30-9
Alternate CAS Number
34381-68-5 (HCl Salt)
CAS Number
52-89-1
Alternate CAS Number
52-90-4 (Freebase) , 52-89-1 (Cysteine HCl - API (HCl Salt)) , 7048-04-6 (HCl Monohydrate Salt)