+91 87673 60663 (INDIA) +91 99208 62389 (EXPORTS) info@simsonpharma.com export@simsonpharma.com Cart 0

Trusted Partner for Reference Standards and Beyond

Products About Us Lab Facilities Quality System Our Divisions SimSon Chemtech Speciality & fine chemicals SimSon Chemie Research chemicals supply SimSon Lifescience Services CRO, CDMO & analytical testing Contact us Careers

Products About us Facility Quality system OUR DIVISIONS SimSon Chemtech Speciality & fine chemicals SimSon Chemie Research chemicals supply SimSon Lifescience Services CRO, CDMO & analytical testing Contact us Careers

Nitrosamine impurities

Nitrosamine impurities are probable carcinogenic N-nitroso compounds formed in drug synthesis or storage, controlled under ICH M7 limits via LC-MS/MS testing.

Research Chemicals

3,5-Dimethyl-4-nitropyridine 1-Oxide

CAT. No.OT44330000 CAS No.14248-66-9 Mol. F.C7H8N2O3 Mol. W.168.15 g/mol Stock Status Instock

COA MSDS

3,5-Dimethyl-4-nitrotoluene

CAT. No.OT705420000 CAS No.603-71-4 Mol. F.C9H11NO2 Mol. W.165.19 g/mol Stock Status Instock

COA MSDS

3-((ethyl(nitroso)amino)methyl)benzenesulfonic acid

CAT. No.RC03181 CAS No.NA Mol. F.C9H12N2O4S Mol. W.244.27 g/mol Stock Status Instock

COA MSDS

3-hydroxy-4-nitrobenzoic acid

CAT. No.OT58610000 CAS No.619-14-7 Mol. F.C7H5NO5 Mol. W.183.12 g/mol Stock Status Instock

COA MSDS

3-Hydroxy-5-nitro benzoic acid Impurity

CAT. No.OT58090000 CAS No.78238-14-9 Mol. F.C7H5NO5 Mol. W.183.12 g/mol Stock Status Instock

COA MSDS

3-Methyl-4-nitrobenzoyl chloride

CAT. No.OT704280000 CAS No.35675-46-8 Mol. F.C8H6ClNO3 Mol. W.199.59g/mol Stock Status Instock

COA MSDS

4'-Hydroxy-3'-nitroacetophenone

CAT. No.OT8260000 CAS No.6322-56-1 Mol. F.C8H7NO4 Mol. W.181.15 g/mol Stock Status Instock

COA MSDS

4-Amino-1-(4-nitrobenzyl)-1,2,4-triazolium Bromide

CAT. No.OT63810000 CAS No.6085-99-0 Mol. F.C9H10BrN5O2 Mol. W.300.11 g/mol Stock Status Instock

COA MSDS

4-amino-2-nitrophenol

CAT. No.RC06521 CAS No.119-34-6 Mol. F.C6H6N2O3 Mol. W.154.10 g/mol Stock Status Instock

COA MSDS

4-Chloro-2-nitrophenol

CAT. No.OT54850000 CAS No.89-64-5 Mol. F.C6H4ClNO3 Mol. W.173.55 g/mol Stock Status Instock

COA MSDS

4-Methoxy-2-Nitroaniline

CAT. No.OT49000 CAS No.96-96-8 Mol. F.C7H8N2O3 Mol. W.168.15 g/mol Stock Status Instock

COA MSDS

4-methyl-3-Nitrobenzoic acid

CAT. No.OT63520000 CAS No.96-98-0 Mol. F.C8H7NO4 Mol. W.181.15 g/mol Stock Status Instock

COA MSDS

4-nitro-2-(trifluoromethyl)aniline

CAT. No.RC06059 CAS No.121-01-7 Mol. F.C7H5F3N2O2 Mol. W.206.12 g/mol Stock Status Instock

COA MSDS

4-Nitrobenzaldehyde

CAT. No.OT49470000 CAS No.555-16-8 Mol. F.C7H5NO3 Mol. W.151.12 g/mol Stock Status Instock

COA MSDS

Isotope Labelled Compounds

3,5-Dinitrosalicylhydrazide-13C6

CAT. No.N880003 CAS No.NA Mol. F.C13C6H6N4O6 Mol. W.248.10 g/mol Stock Status Instock

COA MSDS

4-Nitroaniline-2,3,5,6-D4

CAT. No.OT63180000 CAS No.64164-08-5 Mol. F.C6H2D4N2O2 Mol. W.142.15 g/mol Stock Status Instock

COA MSDS

Impurity Standards

3,5-Pyridinedicarboxylic acid-1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)

CAT. No.N020015 CAS No.74936-81-5 Mol. F.C15H14N2O6 Mol. W.318.28 g/mol Stock Status Instock

COA MSDS

3-methyl-2-nitro benzoic acid methyl ester

CAT. No.L260050 CAS No.5471-82-9 Mol. F.C9H9NO4 Mol. W.195.17 g/mol Stock Status Instock

COA MSDS

3-Methyl-2-nitrobenzoic acid

CAT. No.N700039 CAS No.5437-38-7 Mol. F.C8H7NO4 Mol. W.181.15 g/mol Stock Status Instock

COA MSDS

3-nitro-4-propoxybenzoic acid

CAT. No.P1300006 CAS No.35288-44-9 Mol. F.C10H11NO5 Mol. W.225.20 g/mol Stock Status Instock

COA MSDS

4-(4-nitrosopiperazin-1-yl)Phenol

CAT. No.K070031 CAS No.NA Mol. F.C10H13N3O2 Mol. W.207.23 g/mol Stock Status Instock

COA MSDS

4-chloro-3-nitro-5-sulfamoylbenzoic acid

CAT. No.B310001 CAS No.22892-96-2 Mol. F.C7H5ClN2O6S Mol. W.280.64 g/mol Stock Status Instock

COA MSDS

4-Desmethoxy-4-nitro Omeprazole

CAT. No.O040042 CAS No.317807-10-6 Mol. F.C16H16N4O4S Mol. W.360.39 g/mol Stock Status Instock

COA MSDS

4-Methyl-4-(methylnitrosoamino)-2-pentanone

CAT. No.V020088 CAS No.16339-21-2 Mol. F.C7H14N2O2 Mol. W.158.20 g/mol Stock Status Instock

COA MSDS

Showing 73 to 96 of 3457 results

D-U-N-S® REGISTERED Verified by Dun & Bradstreet

OFFICES & LABORATORIES

REGISTERED OFFICE · MUMBAI B-307, Sarita Building, Prabhat Industrial Estate, Near Dahisar Toll Naka, Dahisar (East), Mumbai- 400068, Maharashtra, India

CORPORATE OFFICE · MUMBAI Unit 1001-1006, The Platina, Tanvi Complex, S. V. Road, Dahisar East, Mumbai 400068, India

LABORATORY · HYDERABAD Shed 6A, TYPE III, TSIIC, Prashanthi Nagar, Kukatpally, Hyderabad 500072, India

REGIONAL OFFICE · AHMEDABAD Survey Number 375 Paiki 1, Plot Number 11, Shivam 5, Near Sumip Composite, Panchratna Estate, Village Changodar, Taluka Sanand, District Ahmedabad, Gujarat-382213

QUICK LINKS About us Contact us Products Lab Facilities Quality system Careers Blog FAQ Sitemap Download Brouchures

TALK TO THE RIGHT DESK

Indian customers +91 87673 60663 info@simsonpharma.com

International customers +91 99208 62389 exports@simsonpharma.com

Bio-analytics standards +91 99208 62983 cro@simsonpharma.com

Research chemicals +91 96193 57538 info@simsonpharma.com

Landline +91 22 4006 8689 / 4014 8689

Shipping policy Return policy Privacy Policy Terms & Conditions

Search products

Nitrosamine impurities

Research Chemicals

3,5-Dimethyl-4-nitropyridine 1-Oxide

3,5-Dimethyl-4-nitrotoluene

3-((ethyl(nitroso)amino)methyl)benzenesulfonic acid

3-hydroxy-4-nitrobenzoic acid

3-Hydroxy-5-nitro benzoic acid Impurity

3-Methyl-4-nitrobenzoyl chloride

4'-Hydroxy-3'-nitroacetophenone

4-Amino-1-(4-nitrobenzyl)-1,2,4-triazolium Bromide

4-amino-2-nitrophenol

4-Chloro-2-nitrophenol

4-Methoxy-2-Nitroaniline

4-methyl-3-Nitrobenzoic acid

4-nitro-2-(trifluoromethyl)aniline

4-Nitrobenzaldehyde

Isotope Labelled Compounds

3,5-Dinitrosalicylhydrazide-13C6

4-Nitroaniline-2,3,5,6-D4

Impurity Standards

3,5-Pyridinedicarboxylic acid-1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)

3-methyl-2-nitro benzoic acid methyl ester

3-Methyl-2-nitrobenzoic acid

3-nitro-4-propoxybenzoic acid

4-(4-nitrosopiperazin-1-yl)Phenol

4-chloro-3-nitro-5-sulfamoylbenzoic acid

4-Desmethoxy-4-nitro Omeprazole

4-Methyl-4-(methylnitrosoamino)-2-pentanone

Product structure

Sample structure