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

Colchicine Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Demecolchicine 13CD3 Stable Isotopes CS-CX-00005 102491-80-5(Unlabeled) Enquire
2-Demecolchicine D3 Stable Isotopes CS-CX-00282 1217630-52-8 Enquire
3-Demethyl Colchicine-d3 Stable Isotopes CS-T-51842 1314417-96-3 Enquire
3-Demethyl Thiocolchicine-3-Glucuronide D3 Stable Isotopes CS-O-15104 819802-34-1 (Unlabeled) Enquire
3-Demethyl Thiocolchicine-d3 Stable Isotopes CS-O-03104 1246818-03-0 In Stock
3-Demethyl Thiocolchicine-d3 2-O-(2,3,4-Tri-O-acetyl-b-D-glu... Stable Isotopes CS-T-101610 Not Available Enquire
3-Demethyl Thiocolchicine-d3 3-O-β-D-Glucuronide Stable Isotopes CS-T-94863 19802-34-1 (Unlabelled) Enquire
3-Demethylcolchicine 13C D3 Stable Isotopes CS-CX-00006 73336-33-6 Enquire
3-Demethyl-Thiocolchicine-13C,d3 Stable Isotopes CS-P-02830 Enquire
3-Desmethylthiocolchicine-13C2,D6 Stable Isotopes CS-BU-00092 87424-25-7 (Unlabeled) Enquire
Colchicine-13C Stable Isotopes CS-O-03069 64-86-8(Unlabeled) In Stock
Colchicine-d3 Stable Isotopes CS-O-10468 1217625-62-1 In Stock
Colchicine-d6 Stable Isotopes CS-O-06507 1217651-73-4 In Stock
iso-Colchicine-d3 Stable Isotopes CS-T-89633 1246818-69-8 Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(R)-Colchicine API Standards CS-T-51239 75520-89-7 Enquire
(R/S)-Colchicine API Standards CS-T-13274 209810-38-8 Enquire
Colchicine API Standards CS-O-06293 64-86-8 In Stock
Colchicoside API Standards CS-O-06245 477-29-2 In Stock


Metabolites

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(-)-N-Deacetyl Colchicine Metabolites CS-T-14488 3476-50-4 In Stock
2-Demethyl Colchicine Sulfate Metabolites CS-O-15892 1391052-56-4 Enquire
3-Demethyl Colchicine Metabolites CS-T-15103 7336-33-6 In Stock
3-Demethyl Colchicine Sulfate Metabolites CS-O-15893 1391054-41-3 Enquire
3-O-Demethyl Thiocolchicine Metabolites CS-O-06069 87424-25-7 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(+)-N-Deacetyl Colchicine Impurities CS-T-14489 102419-91-0 Enquire
(S)-2-Chloroacetyl-2-demethyl Thiocolchicine Impurities CS-T-11114 148731-67-3 Enquire
1-O-Demethyl Colchicine Impurities CS-P-07419 3464-68-4 Enquire
2-Allyl-2-demethyl-colchicine Impurities CS-T-65365 104158-07-8 Enquire
Colchiceine Impurities CS-T-13272 477-27-0 Enquire
Colchicine EP Impurity A Impurities CS-T-14495 7411-12-3 In Stock
Colchicine EP Impurity B Impurities CS-P-08391 Not Available Enquire
Colchicine Impurity 1 Impurities CS-EO-01062 172756-13-7 In Stock
Colchicine Racemic Mixture Impurity Impurities CS-EO-01029 54192-66-4 Enquire
N-Deacetyl, 1,2,3,10-demethyl Colchicine Impurities CS-P-07420 6877-18-5 Enquire
N-deacetyl-N-formyl 3-O-demethylthiocolchicine Impurities CS-O-44522 1268128-54-6 Enquire
N-deacetyl-N-formyl thiocolchicine Impurities CS-O-44523 Not Available Enquire
Thiocolchicine Impurities CS-T-44171 2730-71-4 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(R)-N-Deacetyl Colchicine d-10-Camphorsulfonate Intermediates CS-T-51633 102419-97-6 Enquire
(R/S)-N-Deacetyl Colchicine Intermediates CS-T-73757 102491-73-6 Enquire
(S)-N-Deacetyl Colchicine d-10-Camphorsulfonate Intermediates CS-T-51634 102419-98-7 Enquire
2-Demethyl Colchicine Intermediates CS-T-15101 102491-80-5 Enquire
2-Demethyl Thiocolchicine Intermediates CS-T-15210 87424-26-8 Enquire
Colchicine Methanethiosulfonate Intermediates CS-T-51240 1217821-52-7 Enquire
Deacetylthiocolchicine hydrochloride Intermediates CS-ED-40722 16665-61-5 Enquire
N-Deacetyl-1,2,3,10-demethyl Colchicine Hydrobromide Intermediates CS-T-73476 152242-11-0 Enquire
N-Desacetyl 3-Demethyl Thiocolchicine Intermediates CS-T-15615 97043-09-9 Enquire
N-Trifluoroacetyl-N-methyl-deacetylcolchicine Intermediates CS-T-87758 71295-35-7 Enquire
ß-Lumi (-)-Colchicine Intermediates CS-T-57315 6901-13-9 Enquire


Glucuronides

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Demethyl Colchicine Glucuronide Glucuronides CS-O-15891 Not Available Enquire
3-Demethyl Colchicine Glucuronide Glucuronides CS-P-07417 477-27-2 Enquire
3-Demethyl Colchicine-β-O-β-D-Glucuronide Glucuronides CS-T-51853 913079-71-7 Enquire
3-Demethyl Thiocolchicine-O-beta-D-Glucuronide Glucuronides CS-T-51876 819802-34-1 In Stock
3-Demethyl-Thiocolchicine-d3-3-O-Glucuronide Glucuronides CS-T-51875 250662-47-6 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-Trifluoroacetyl Deacetylcolchicine Building Blocks CS-T-45208 26195-65-3 Enquire
N-Trifluoroacetyliso Deacetylcolchicine Building Blocks CS-T-45222 71324-48-6 Enquire