Impurity Reference Standard - Products

Colchicine

CAT No: CL-CLCH-01 CAS No: 64-86-8 Mol Wt: 399.4 Mol F: C22H25NO6 Inv Status: Custom Synthesis

Chemical Name: N-[(7S,12aM)-1,2,3,10-Tetramethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]acetamide (as per EP); (S)-N-(5,6,7,9-tetrahydro-1,2,3,10-tetramethoxy-9-oxobenzo[a]heptalen-7-yl)-acetamide

Colchicine EP Impurity A

CAT No: CL-CLCH-02 CAS No: 3/12/7411 Mol Wt: 385.4 Mol F: C21H23NO6 Inv Status: Custom Synthesis

Chemical Name: N-[(7S,12aM)-1,2,3,10-Tetramethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]formamide

Colchicine EP Impurity B

CAT No: CL-CLCH-03 CAS No: NA Mol Wt: 399.4 Mol F: C22H25NO6 Inv Status: Custom Synthesis

Chemical Name: N-[(7S,12aP)-1,2,3,10-Tetramethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]acetamide

Colchicine EP Impurity C

CAT No: CL-CLCH-04 CAS No: 6901-13-9 Mol Wt: 399.4 Mol F: C22H25NO6 Inv Status: Custom Synthesis

Chemical Name: N-[(7S,7bR,10aS)-1,2,3,9-Tetramethoxy-8-oxo-5,6,7,7b,8,10a-hexahydrobenzo[a]cyclopenta[3,4]cyclobuta[1,2-c]cyclohepten-7-yl]acetamide

Colchicine EP Impurity D

CAT No: CL-CLCH-05 CAS No: 477-29-2 Mol Wt: 547.6 Mol F: C27H33NO11 Inv Status: Custom Synthesis

Chemical Name: N-[(7S,12aM)-3-(?-D-Glucopyranosyloxy)-1,2,10-trimethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]acetamide

Colchicine EP Impurity E

CAT No: CL-CLCH-06 CAS No: 7336-33-6 Mol Wt: 385.4 Mol F: C21H23NO6 Inv Status: Custom Synthesis

Chemical Name: N-[(7S,12aM)-3-Hydroxy-1,2,10-trimethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]acetamide

Colchicine EP Impurity F

CAT No: CL-CLCH-07 CAS No: 477-27-0 Mol Wt: 385.4 Mol F: C21H23NO6 Inv Status: Custom Synthesis

Chemical Name: N-[(7S,12aM)-10-Hydroxy-1,2,3-trimethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]acetamide

Colchicine EP Impurity G

CAT No: CL-CLCH-08 CAS No: 6901-14-0 Mol Wt: 399.4 Mol F: C22H25NO6 Inv Status: Custom Synthesis

Chemical Name: N-[(7S,7bS,10aR)-1,2,3,9-Tetramethoxy-8-oxo-5,6,7,7b,8,10a-hexahydrobenzo[a]cyclopenta[3,4]cyclobuta[1,2-c]cyclohepten-7-yl]acetamide

N-Trifluoroacetyl Deacetylcolchicine

CAT No: CL-CLCH-09 CAS No: 26195-65-3 Mol Wt: 453.4 Mol F: C22H22F3NO6 Inv Status: Custom Synthesis

Chemical Name: 2,2,2-Trifluoro-N-[(7S)-5,6,7,9-tetrahydro-1,2,3,10-tetramethoxy-9-oxobenzo[a]heptalen-7-yl]acetamide; N-Deacetyl-N-(trifluoroacetyl)colchicine

1-Demethylcolchicine

CAT No: CL-CLCH-10 CAS No: 3464-68-4 Mol Wt: 385.4 Mol F: C21H23NO6 Inv Status: Custom Synthesis

Chemical Name: (S)-N-(1-Hydroxy-2,3,10-trimethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)acetamide

N-Deacetyl Colchicine

CAT No: CL-CLCH-11 CAS No: 3476-50-4 Mol Wt: 357.4 Mol F: C20H23NO5 Inv Status: Custom Synthesis

Chemical Name: (S)-7-Amino-1,2,3,10-tetramethoxy-6,7-dihydrobenzo[a]heptalen-9(5H)-one

2-Demethyl Colchicine

CAT No: CL-CLCH-12 CAS No: 7336-36-9 Mol Wt: 385.4 Mol F: C21H23NO6 Inv Status: Custom Synthesis

Chemical Name: N-[(7S)-5,6,7,9-Tetrahydro-2-hydroxy-1,3,10-trimethoxy-9-oxobenzo[a]heptalen-7-yl]acetamide

Colchicine D3

CAT No: CL-CLCH-13 CAS No: 1217625-62-1 Mol Wt: 402.5 Mol F: C22H22D3NO6 Inv Status: Custom Synthesis

Chemical Name: (S)-N-(1,2,3,10-Tetramethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)acetamide-2,2,2-d3

Colchicine D6

CAT No: CL-CLCH-14 CAS No: 1217651-73-4 Mol Wt: 405.5 Mol F: C22H19D6NO6 Inv Status: Custom Synthesis

Chemical Name: (S)-N-(1,2,3-Trimethoxy-10-(methoxy-d3)-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)acetamide-2,2,2-d3

3-Demethyl Colchicine D3

CAT No: CL-CLCH-15 CAS No: 1314417-96-3 Mol Wt: 388.4 Mol F: C21H20D3NO6 Inv Status: Custom Synthesis

Chemical Name: (S)-N-(3-Hydroxy-1,2,10-trimethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)acetamide-2,2,2-d3

Colchicine 13C D3

CAT No: CL-CLCH-16 CAS No: NA Mol Wt: 403.5 Mol F: C2113CH22D3NO6 Inv Status: Custom Synthesis

Chemical Name: (S)-N-(1,2,3,10-Tetramethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)acetamide-2-13C-2,2,2-d3

Colchicine Racemic Mixture Impurity

CAT No: CL-CLCH-17 CAS No: 54192-66-4 Mol Wt: 399.4 Mol F: C22H25NO6 Inv Status: Custom Synthesis

Chemical Name: N-(1,2,3,10-Tetramethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)acetamide

Colchicine Impurity 1

CAT No: CL-CLCH-18 CAS No: 172756-13-7 Mol Wt: 445.5 Mol F: C23H27NO6S Inv Status: Custom Synthesis

Chemical Name: (S)-3-Mercapto-N-(1,2,3,10-tetramethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)propanamide

Colchicine Hydrochloride

CAT No: CL-CLCH-19 CAS No: 34371-48-7 Mol Wt: 399.4 : 36.5 Mol F: C22H25NO6 : HCl Inv Status: Custom Synthesis

Chemical Name: N-[(7S,12aM)-1,2,3,10-Tetramethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]acetamide Hydrochloride (as per EP); (S)-N-(5,6,7,9-tetrahydro-1,2,3,10-tetramethoxy-9-oxobenzo[a]heptalen-7-yl)-acetamide Hydrochloride

Colchicine Enantiomer

CAT No: CL-CLCH-20 CAS No: 75520-89-7 Mol Wt: 399.4 Mol F: C22H25NO6 Inv Status: Custom Synthesis

Chemical Name: (R)-N-(1,2,3,10-Tetramethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)acetamide

Type:Impurity Reference Standard

API NAME:Colchicine

Total Products: 20

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