Impurity Reference Standard - Products

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Cleanchem is a trusted provider of premium pharmaceutical reference materials, specializing in Docetaxel and its associated compounds. Our catalog includes pharmacopeial and non-pharmacopeial Docetaxel impurities, metabolites, nitrosamine derivatives (N-NO compounds), and stable isotope-labeled products. These reference standards play a critical role in pharmaceutical R&D, supporting activities such as product formulation, ANDA and DMF submissions, quality assurance, analytical method development, and stability assessments.
All Docetaxel-related substances undergo comprehensive characterization and are delivered with complete Certificates of Analysis and supporting analytical documentation to ensure regulatory adherence. Upon request, we can offer EP/USP traceable standards. Our products are routinely re-evaluated to maintain consistent quality and performance.

Docetaxel

CAT No: Cl-DCT-01 CAS No: 114977-28-5 Mol Wt: 807.9 Mol F: C43H53NO14 Inv Status: In Stock

Chemical Name: 5?,20-Epoxy-1,7?,10?-trihydroxy-9-oxotax-11-ene-2?,4,13?-triyl 4-acetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-phenylpropanoate] ; (2R,3S)-N-Carboxy-3-phenylisoserine, N-tert-butyl ester, 13-ester with 5?,20-epoxy-1,2?,4,7?,10?,13?-hexahydroxytax-11-en-9-one 4-acetate 2-benzoate (as per USP)

Docetaxel EP Impurity A

CAT No: CL-DCT-02 CAS No: 1887057-05-7 Mol Wt: 785.9 Mol F: C41H55NO14 Inv Status: Custom Synthesis

Chemical Name: 5?,20-epoxy-1,7?,10?-trihydroxy-9-oxotax-11-ene-2?,4,13?-triyl 4-acetate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-phenylpropanoate] 2-[(2E)-2-methylbut-2-enoate]

Docetaxel EP Impurity B

CAT No: CL-DCT-03 CAS No: 167074-97-7 Mol Wt: 805 Mol F: C43H51NO14 Inv Status: Custom Synthesis

Chemical Name: 5?,20-Epoxy-1,7?-dihydroxy-9,10-dioxotax-11-ene-2?,4,13?-triyl 4-acetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-phenylpropanoate]

Docetaxel EP Impurity C

CAT No: CL-DCT-04 CAS No: 153381-68-1 Mol Wt: 807.9 Mol F: C43H53NO14 Inv Status: Custom Synthesis

Chemical Name: 5?,20-epoxy-1,7?,10?-trihydroxy-9-oxotax-11-ene-2?,4,13?-triyl 4-acetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-phenylpropanoate] (2aR,4R,4aS,6R,9S,11S,12S,12aR,12bS)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-Dodecahydro-4,6,9,11,12,12b-hexahydroxy-4a,8,13,13-tetramethyl-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one 12b-acetate, 12-benzoate, 9-ester (as per USP

Docetaxel EP Impurity D

CAT No: CL-DCT-05 CAS No: 162784-72-7 Mol Wt: 805.9 Mol F: C43H51NO14 Inv Status: Custom Synthesis

Chemical Name: ?,20-Epoxy-1,7?-dihydroxy-9,10-dioxotax-11-ene-2?,4,13?-triyl 4-acetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-phenylpropanoate] (2aR,4R,4aS,9S,11S,12S,12aR,12bS)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-Dodecahydro-4, 9,11,12,12b-pentahydroxy-4a,8,13,13-tetramethyl-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5,6-dione 12b-acetate, 12-benzoate, 9-ester (as per USP)

Docetaxel EP Impurity E

CAT No: CL-DCT-06 CAS No: 32981-86-5 Mol Wt: 544.6 Mol F: C29H36O10 Inv Status: Custom Synthesis

Chemical Name: 5?,20-epoxy-4-(acetyloxy)-1,7?,10?,13?-tetrahydroxy-9-oxotax-11-en-2?-yl benzoate (10-desacetyl-baccatin III)

Docetaxel EP Impurity F

CAT No: CL-DCT-07 CAS No: 33069-62-4 Mol Wt: 853.9 Mol F: C47H51NO14 Inv Status: Custom Synthesis

Chemical Name: 5?,20-Epoxy-1,7?-dihydroxy-9-oxotax-11-ene-2?,4,10?,13?-tetrayl 4,10-diacetate 2-benzoate 13-[(2R,3S)-3-(benzoylamino)-2-hydroxy-3-phenyl propanoate]

Docetaxel EP Impurity G

CAT No: CL-DCT-08 CAS No: 125354-16-7 Mol Wt: 849.9 Mol F: C45H55NO15 Inv Status: Custom Synthesis

Chemical Name: 10-Acetyl Docetaxel ; 5?,20-Epoxy-1,7?-dihydroxy-9-oxotax-11-ene-2?,4,10?,13?-tetrayl 4,10-diacetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-henylpropanoate]

7-Methyl Docetaxel

CAT No: CL-DCT-10 CAS No: 1420767-25-4 Mol Wt: 821.9 Mol F: C44H55NO14 Inv Status: Custom Synthesis

Chemical Name: (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-acetoxy-9-(((2R,3S)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-3-phenylpropanoyl)oxy)-6,11-dihydroxy-4-methoxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate

Docetaxel Related Compound 2

CAT No: CL-DCT-13 CAS No: 145514-62-1 Mol Wt: 281.3 Mol F: C14H19NO5 Inv Status: Custom Synthesis

Chemical Name: NA

Docetaxel Related Compound 3

CAT No: CL-DCT-14 CAS No: 172018-16-5 Mol Wt: 544.6 Mol F: C29H36O10 Inv Status: Custom Synthesis

Chemical Name: (2aR,4S,4aS,6R,9R,11S,12S,12aR,12bS)-12b-acetoxy-4,6,9,11-tetrahydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate

Docetaxel Impurity 4

CAT No: CL-DCT-15 CAS No: 153744-63-9 Mol Wt: 321.4 Mol F: C17H23NO5 Inv Status: Custom Synthesis

Chemical Name: (4S,5S)-3-(tert-butoxycarbonyl)-2,2-dimethyl-4-phenyloxazolidine-5-carboxylic acid

Docetaxel Impurity 6

CAT No: CL-DCT-17 CAS No: NA Mol Wt: 320.4 : 23.0 Mol F: C17H22NO5 : Na Inv Status: Custom Synthesis

Chemical Name: sodium (4R,5R)-3-(tert-butoxycarbonyl)-2,2-dimethyl-4-phenyloxazolidine-5-carboxylate

Docetaxel Impurity 7

CAT No: CL-DCT-18 CAS No: NA Mol Wt: 320.4 : 23.0 Mol F: C17H22NO5 : Na Inv Status: Custom Synthesis

Chemical Name: sodium (4R,5S)-3-(tert-butoxycarbonyl)-2,2-dimethyl-4-phenyloxazolidine-5-carboxylate

Docetaxel Impurity 9

CAT No: CL-DCT-19 CAS No: 161759-90-6 Mol Wt: 295.3 Mol F: C15H21NO5 Inv Status: Custom Synthesis

Chemical Name: methyl (2S,3R)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-3-phenylpropanoate

Docetaxel Impurity 11

CAT No: CL-DCT-21 CAS No: 115437-18-8 Mol Wt: 658.9 Mol F: C35H50O10Si Inv Status: Custom Synthesis

Chemical Name: 7-O-(Triethylsilyl)-10-deacetyl Baccatin III

Docetaxel Impurity 12

CAT No: CL-DCT-22 CAS No: 165173-47-7 Mol Wt: 544.6 Mol F: C29H36O10 Inv Status: Custom Synthesis

Chemical Name: (2aR,4S,4aS,6S,9S,11S,12S,12aR,12bS)-12b-acetoxy-4,6,9,11-tetrahydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate

Docetaxel Impurity 13

CAT No: CL-DCT-23 CAS No: 126150-57-0 Mol Wt: 209.3 Mol F: C11H15NO3 Inv Status: Custom Synthesis

Chemical Name: ethyl (2R,3S)-3-amino-2-hydroxy-3-phenylpropanoate

Docetaxel Impurity 16

CAT No: CL-DCT-26 CAS No: 194235-04-6 Mol Wt: 269.3 Mol F: C16H15NO3 Inv Status: Custom Synthesis

Chemical Name: (3R,4R)-3-hydroxy-1-(4-methoxyphenyl)-4-phenylazetidin-2-one

Docetaxel Impurity 17

CAT No: CL-DCT-27 CAS No: 194235-02-4 Mol Wt: 269.3 Mol F: C16H15NO3 Inv Status: Custom Synthesis

Chemical Name: (3S,4S)-3-hydroxy-1-(4-methoxyphenyl)-4-phenylazetidin-2-one

Docetaxel Impurity 18

CAT No: CL-DCT-28 CAS No: NA Mol Wt: 823.9 Mol F: C43H53NO15 Inv Status: Custom Synthesis

Chemical Name: (2aR,4S,4aR,6R,9S,11S,12R,12aR,12bS)-12b-acetoxy-9-(((2R,3S)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-3-phenylpropanoyl)oxy)-4,6,11-trihydroxy-4a-(hydroxymethyl)-8,13,13-trimethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate

Docetaxel Impurity 19

CAT No: CL-DCT-29 CAS No: 1412898-66-8 Mol Wt: 785.9 Mol F: C41H55NO14 Inv Status: Custom Synthesis

Chemical Name: (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-acetoxy-9-(((2R,3S)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-3-phenylpropanoyl)oxy)-4,6,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl pent-4-enoate

Docetaxel Crotonaldehyde Analog

CAT No: CL-DCT-30 CAS No: NA Mol Wt: 805.9 Mol F: C43H51NO14 Inv Status: Custom Synthesis

Chemical Name: (1S,2S,3R,9S,E)-3-((S,E)-2-acetoxy-1-hydroxy-5-oxopent-3-en-2-yl)-9-(((2R,3S)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-3-phenylpropanoyl)oxy)-1,5-dihydroxy-4,8,11,11-tetramethyl-6-oxobicyclo[5.3.1]undeca-4,7-dien-2-yl benzoate

2 EPI Docetaxel Intermediate

CAT No: CL-DCT-31 CAS No: 151636-78-1 Mol Wt: 1158.7 Mol F: C49H55Cl6NO18 Inv Status: Custom Synthesis

Chemical Name: (2aR,4S,4aS,6R,9S,11S,12S,12bS)-12b-acetoxy-9-(((2S,3S)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-3-phenylpropanoyl)oxy)-11-hydroxy-4a,8,13,13-tetramethyl-5-oxo-4,6-bis(((2,2,2-trichloroethoxy)carbonyl)oxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate

Docetaxel Impurity 20

CAT No: CL-DCT-32 CAS No: 1217248-58-2 Mol Wt: 526.6 Mol F: C29H34O9 Inv Status: Custom Synthesis

Chemical Name: (2aR,4S,4aS,6R,11S,12S,12aR,12bS)-12b-acetoxy-4,6,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,11,12,12a,12b-decahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate

Type:Impurity Reference Standard

Total Products: 25

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