+91 87673 60663 (INDIA) info@simsonpharma.com

Search products

Search by product name, CAT, CAS, molecular formula or chemical name.
+91 87673 60663 (INDIA) +91 99208 62389 (EXPORTS) info@simsonpharma.com export@simsonpharma.com Cart 0
SimSon — Science Standards Solutions SimSon Pharma Limited (old logo)
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

Impurity standards

Leading impurity characterization with expertly developed standards that strengthen quality, compliance, and analytical confidence.

Impurity Standards

5-Hydantoinpropionic Acid

CAT. No.C2180002 CAS No.5624-26-0 Mol. F.C6H8N2O4 Mol. W.172.14 g/mol Stock Status Instock
COA MSDS

5-Hydroxy Diclofenac

CAT. No.A020015 CAS No.69002-84-2 Mol. F.C14H11Cl2NO3 Mol. W.312.15 g/mol Stock Status Instock
COA MSDS

5-Hydroxy Drospirenone

CAT. No.D220011 CAS No.863329-71-9 Mol. F.C24H32O3 Mol. W.368.51 g/mol Stock Status Instock
COA MSDS

5-Hydroxy Lansoprazole

CAT. No.L020060 CAS No.131926-98-2 Mol. F.C16H14F3N3O3S Mol. W.385.36 g/mol Stock Status Instock
COA MSDS

5-Hydroxy-DL-tryptophan

CAT. No.T290011 CAS No.56-69-9 Mol. F.C11H12N2O3 Mol. W.220.23 g/mol Stock Status Instock
COA MSDS

5-Hydroxymebendazole

CAT. No.M240009 CAS No.60254-95-7 Mol. F.C16H15N3O3 Mol. W.297.31 g/mol Stock Status Instock
COA MSDS

5-Methyl-2-deoxycytidine

CAT. No.C1110003 CAS No.838-07-3 Mol. F.C10H15N3O4 Mol. W.241.25 g/mol Stock Status Instock
COA MSDS

5-Methylene Impurity

CAT. No.M1040001 CAS No.NA Mol. F.C12H15NO Mol. W.189.25 g/mol Stock Status Instock
COA MSDS

5-O-Desmethyl Donepezil

CAT. No.D040004 CAS No.120013-57-2 Mol. F.C23H27NO3 Mol. W.365.47 g/mol Stock Status Instock
COA MSDS

5S-tert-Butyl Edoxaban

CAT. No.E590075 CAS No.2024614-15-9 Mol. F.C21H30ClN5O5 Mol. W.467.95 g/mol Stock Status Instock
COA MSDS

5`-Hydroxyphenyl Carvedilol

CAT. No.C020030 CAS No.142227-51-8 Mol. F.C24H26N2O5 Mol. W.422.47 g/mol Stock Status Instock
COA MSDS

Product structure

Sample structure

Catalogue no.: — CAS no.: — Formula: — Mol. weight: —

Illustrative sample structure
SimSon — Science Standards Solutions
D-U-N-S Registered — Dun & Bradstreet D-U-N-S® REGISTERED Verified by Dun & Bradstreet
JOIN OUR NEWSLETTER
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
© 2026 SimSon Pharma Limited · All rights reserved
Shipping policy Return policy Privacy Policy Terms & Conditions