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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Catechin, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Catechin 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 Catechin-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.

Catechin Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(-)-Epicatechin Gallate-13C3 Stable Isotopes CS-T-97547 Not Available Enquire
(-)-Epicatechin-13C3 Stable Isotopes CS-T-97548 Not Available Enquire
(-)-Epicatechin-D5 Stable Isotopes CS-O-56438 490-46-0(Unlabelled) Enquire
(-)-Epigallocatechin Gallate-13C3 Stable Isotopes CS-T-101062 Not Available Enquire
(-)-Epigallocatechin Gallate-d3/d4 Stable Isotopes CS-T-94906 Not Available Enquire
(-)-Epigallocatechin-13C3 Stable Isotopes CS-T-97545 Not Available Enquire
(+)-Catechin Gallate-13C3 Stable Isotopes CS-T-97710 Not Available Enquire
(+)-Catechin-13C3 Stable Isotopes CS-T-70677 1261254-33-4 Enquire
(+)-Catechin-d3 Stable Isotopes CS-O-38568 Not Available Enquire
(+)-Gallocatechin Gallate-13C3 Stable Isotopes CS-T-97486 Not Available Enquire
(+)-Gallocatechin-13C3 Stable Isotopes CS-T-97485 Not Available Enquire
(+/-)-Catechin-[13C3] Gallate Stable Isotopes CS-I-00498 1217780-28-3 Enquire
(+/-)-Catechin-13C3 Stable Isotopes CS-BE-00018 1217691-79-6 Enquire
(+/-)-Epicatechin -[13C3] Stable Isotopes CS-I-00509 1217780-28-3 Enquire
(+/-)-Gallocatechin-[13C3] Stable Isotopes CS-I-00517 1617-55-6 (Unlabelled) Enquire
(+/-)-Gallocatechin-[13C3] Gallate Stable Isotopes CS-I-00518 2724801-27-6 Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(-)-Catechin API Standards CS-T-10661 18829-70-4 In Stock
(-)-Epigallocatechin API Standards CS-T-21725 970-74-1 In Stock
(-)-Gallocatechin API Standards CS-T-25097 3371-27-5 Enquire
(+)-Catechin API Standards CS-E-00044 154-23-4 In Stock
(+)-Catechin hydrate API Standards CS-O-30563 225937-10-0 In Stock
(+)-Epicatechin API Standards CS-ED-41565 35323-91-2 Enquire
(+/-)-Catechin Hydrate API Standards CS-AF-00066 88191-48-4 In Stock
Epicatechin pentaacetate API Standards CS-E-00691 20194-41-6 Enquire
Epigallocatechin Gallate API Standards CS-O-01489 989-51-5 In Stock


Metabolites

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3'-O-Sulfate-Epicatechin Metabolites CS-T-93701 1038922-77-8 Enquire


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"5,7,3,4-Tetra-O-benzylcatechin" Impurities CS-T-43465 20728-73-8 Enquire
((+)-Epicatechin) Impurities CS-O-57600 35323-91-2 Enquire
(-)-Catechin Gallate Impurities CS-T-10662 130405-40-2 Enquire
(-)Epicatechin gallate Impurities CS-T-21694 1257-08-5 Enquire
(-)-gallocatechin gallate Impurities CS-N-00385 4233-96-9 Enquire
(+)-3,4,3,5,7-Penta-O-benzylcatechin Impurities CS-T-38909 85443-49-8 Enquire
(+)-Catechin-5-O-gallate Impurities CS-E-00900 128232-62-2 Enquire
(+)-Gallocatechin Impurities CS-E-00775 970-73-0 Enquire
3'-O-Methylcatechin Impurities CS-T-33414 60383-97-3 Enquire
4'-O-Methylcatechin Impurities CS-T-33408 69912-75-0 Enquire
Catechin 7-xyloside Impurities CS-BT-00237 42830-48-8 Enquire
Epiafzelechin-(4beta->8)-epicatechin Impurities CS-O-57831 Not Available Enquire
Epigallocatechin 3-O-(3-O-Methyl)-Gallate Impurities CS-P-07416 83104-87-4 Enquire


Glucuronides

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(-)-Epicatechin-3'-O-glucuronide Glucuronides CS-TB-40814 603133-91-1 Enquire
Epicatechin 5-O-Beta-D-glucuronide Glucuronides CS-T-92445 223614-70-8 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(-)-Epicatechin Fine Chemicals CS-T-21693 490-46-0 In Stock
4'-O-Methylepicatechin Fine Chemicals CS-O-57604 97914-20-0 Enquire