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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Irbesartan, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Irbesartan impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Irbesartan-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Irbesartan Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Demethyl Irbesartan-d5 Stable Isotopes CS-T-101611 Not Available Enquire
Irbesartan Hydrochloride-d7 Stable Isotopes CS-O-46925 329055-23-4(Unlabelled) In Stock
Irbesartan Impurity 15-d4 Sodium Salt Stable Isotopes CS-P-08835 1145664-35-2 (Unlabelled) Enquire
Irbesartan-d3 Stable Isotopes CS-SN-00043 1185120-76-6 Enquire
Irbesartan-d4 Stable Isotopes CS-O-02766 1216883-23-6 In Stock
Irbesartan-d7 Stable Isotopes CS-T-56772 1329496-43-6 In Stock
Irbesartan-d7 2,2,2-Trifluoroacetate Salt Stable Isotopes CS-T-101034 Not Available Enquire
N-Triphenylmethyl Irbesartan-d7 Stable Isotopes CS-T-100992 Not Available Enquire
Irbesartan 13C6 Stable Isotopes CS-EK-01832 138402-11-6 unlabeled Enquire
Irbesartan 13CD4 Stable Isotopes CS-O-10241 138402-11-6(unlabeled) Enquire
Irbesartan Impurity 14-d4 Stable Isotopes CS-P-09038 133690-91-2 (non-labelled) Enquire
Irbesartan-d6 Stable Isotopes CS-C-00407 138402-11-6(Unlabeled) Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Irbesartan API CS-T-29592 138402-11-6 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2'-Cyano-4-(dibromomethyl)biphenyl Impurity CS-T-13604 209911-63-7 In Stock
4'-(azidomethyl)-[1,1'-biphenyl]-2-carbonitrile Impurity CS-O-36748 133690-91-2 In Stock
Irbesartan Amide impurity Impurity CS-O-47189 144625-34-3 Enquire
Irbesartan Bromo Nitrile Impurity Impurity CS-O-08255 114772-54-2 In Stock
Irbesartan Destetrazole carbonitrile Dimer Impurity Impurity CS-O-51140 2512201-51-1 Enquire
Irbesartan EP Impurity A Impurity CS-O-11037 748812-53-5 In Stock
Irbesartan Impurity 15 Impurity CS-P-08617 152708-24-2 In Stock
Irbesartan Impurity-I Impurity CS-T-09822 138401-24-8 In Stock
Irbesartan Oxime Impurity CS-O-35972 Not Available In Stock
N-(1-cyanocyclopentyl)pentanamide Impurity CS-ED-02086 194984-24-2 Enquire
2-(2-Methylphenyl)benzonitrile Impurity CS-T-93468 157366-46-6 Enquire
2-Propyl-1,3-diazaspiro[4.4]non-1-en-4-one Impurity CS-O-36524 148236-54-8 Enquire
4'-(Aminomethyl)[1,1'-biphenyl]-2-carbonitrile Impurity CS-N-05183 133690-92-3 Enquire
4'-(azidobromomethyl)-[1,1'-biphenyl]-2-carbonitrile Impurity CS-O-40700 Not Available Enquire
4'-(diazidomethyl)-[1,1'-biphenyl]-2-carbonitrile Impurity CS-O-40699 Not Available Enquire
5-(4'-(diazidomethyl)-[1,1'-biphenyl]-2-yl)-1H-tetrazole Impurity CS-O-40702 Not Available Enquire
5-(4'-(diazidomethyl)-[1,1'-biphenyl]-2-yl)-1-trityl-1H-tetr... Impurity CS-O-40701 Not Available Enquire
Irbesartan AMIDE IMPURITY Impurity CS-O-42533 Not Available Enquire
Irbesartan azobromo impurity Impurity CS-O-42531 Not Available Enquire
Irbesartan Chloro N1-Trityl Impurity Impurity CS-O-36921 885216-74-0 Enquire
Irbesartan Diazo impurity Impurity CS-O-42532 Not Available Enquire
Irbesartan DiazoAmide impurity Impurity CS-O-42534 Not Available Enquire
Irbesartan Dimer Impurity Impurity CS-T-93317 1346598-52-4 Enquire
Irbesartan Dimethyl Impurity Impurity CS-O-40552 141745-36-0 Enquire
Irbesartan Impurity 15 Sodium Salt Impurity CS-P-08934 1145664-35-2 Enquire
Irbesartan Impurity 20 Impurity CS-K-00260 143618-44-4 Enquire
Irbesartan Impurity-II Impurity CS-O-14816 158778-58-6 Enquire
Losartan Acetyloxy Impurity Impurity CS-O-15333 253678-97-6 Enquire
Losartan Hydroxy N1-Trityl Impurity Impurity CS-O-15337 154709-18-9 Enquire
N-[(2'-Cyano[1,1'-biphenyl]-4-yl)methyl]-1-[(1-oxopentyl)ami... Impurity CS-T-13965 141745-71-3 Enquire
N-Triphenylmethyl Irbesartan Impurity CS-T-45807 886999-35-5 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Butyl-1,3-diazaspiro[4.4]non-1-en-4-one Hydrochloride Intermediate CS-T-09434 151257-01-1 In Stock
5-Phenyl-2H-tetrazole Intermediate CS-M-45992 18039-42-4 In Stock


Glucuronide

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Irbesartan N-β-D-2,3,4-Tri-O-acetyl-glucuronide Methyl ... Glucuronide CS-T-56774 224170-69-8 Enquire
Irbesartan-Beta-D-Glucuronide Glucuronide CS-T-56773 160205-58-3 Enquire


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-Nitroso-thiazolidine (Mixture of Isomers) Nitrosamine CS-EO-02603 73870-33-4 In Stock
2-butyl-3-nitroso-1,3-diazaspiro[4.4]non-1-en-4-one Nitrosamine CS-O-35973 Not Available Enquire
Nitroso Irbesartan Nitrosamine CS-EO-01789 2768787-11-5 Enquire


Secondary Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Irbesartan Secondary Standards CS-SS-24436-1GM 138402-11-6 Enquire
Irbesartan Related Compound A Secondary Standards CS-SS-24886-50MG 748812-53-5 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Sartanbiphenrl Building Blocks CS-T-95902 153959-55-8 Enquire