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| Product | Description | |
|---|---|---|
| Paclitaxel EP Impurity B (Cephalomannine) | Cephalomannine is an active anti-cancer agent obtained from Taxus yunnanensis and has an antineoplastic effect on tumors found in mice. Uses: Antitumor. Synonyms: 4,10β-Bis(acetyloxy)-1,7β-dihydroxy-13α-[[(2R,3S)-2-hydroxy-3-[[(2E)-2-methylbut-2-enoyl]amino]-3-phenylpropanoyl]oxy]-9-oxo-5β,20-epoxytax-11-en-2α-yl benzoate; N-Debenzoyl-N-tigloylpaclitaxel; Benzenepropanoic acid, α-hydroxy-β-[[(2E)-2-methyl-1-oxo-2-buten-1-yl]amino]-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-; NSC 318735; Taxol B; USP Paclitaxel Related Compound A; Paclitaxel impurity B; Benzenepropanoic acid, α-hydroxy-β-[(2-methyl-1-oxo-2-butenyl)amino]-, 6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, [2aR-[2aα,4β,4aβ,6β,9α[αR*,βS*(E)],11α,12α,12aα,12bα]]-; Paclitaxel Related Compound A; Paclitaxel USP Related Compound A. Grade: 96%. CAS No. 71610-00-9. Molecular formula: C45H53NO14. Mole weight: 831.90. |  |
| Paclitaxel EP Impurity C | Paclitaxel EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-9-(((2R,3S)-3-hexanamido-2-hydroxy-3-phenylpropanoyl)oxy)-4,11-dihydroxy-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]oxete-6,12b-diyl diacetate. CAS No. 153415-45-3. Molecular formula: C46H57NO14. Mole weight: 847.94. Catalog: APB153415453. |  |
| Paclitaxel EP Impurity D | Paclitaxel EP Impurity D. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 7-epi-Cephalomannine; (2aR,4R,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-4,11-dihydroxy-9-(((2R,3S)-2-hydroxy-3-((E)-2-methylbut-2-enamido)-3-phenylpropanoyl)oxy)-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]oxete-6,12b-diyl diacetate. CAS No. 150547-36-7. Molecular formula: C45H53NO14. Mole weight: 831.9. Catalog: APB150547367. | |
| Paclitaxel EP Impurity E | Paclitaxel EP Impurity E is an impurity of Paclitaxel, which is a mitotic inhibitor used in cancer chemotherapy. Synonyms: 4,10β-Bis(acetyloxy)-13α-[[(2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoyl]oxy]-1,7α-dihydroxy-9-oxo-5β,20-epoxytax-11-en-2α-yl benzoate; 7-epi-Paclitaxel; 7-Epipaclitaxel; 7-Epitaxol; 7-epi-Taxol; Epitaxol; Benzenepropanoic acid, β-(benzoylamino)-α-hydroxy-, (2aR,4R,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-; Benzenepropanoic acid, β-(benzoylamino)-α-hydroxy-, 6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, [2aR-[2aα,4α,4aβ,6β,9α(αR*,βS*),11α,12α,12aα,12bα]]-; (2aR,4R,4aS,6R,9S,11S,12S,12bS)-9-(((2R,3S)-3-Benzamido-2-hydroxy-3-phenylpropanoyl)oxy)-12-(benzoyloxy)-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-3,4,4a,5,6,9,10,11,12,12a-decahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxete-6,12b(2aH)-diyl diacetate. Grade: >98%. CAS No. 105454-04-4. Molecular formula: C47H51NO14. Mole weight: 853.91. | |
| Paclitaxel EP Impurity E | Paclitaxel EP Impurity E. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 7-epi Paclitaxel; (2aR,4R,4aS,6R,9S,11S,12S,12aR,12bS)-9-(((2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoyl)oxy)-12-(benzoyloxy)-4,11-dihydroxy-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]oxete-6,12b-diyl diacetate. CAS No. 105454-04-4. Molecular formula: C47H51NO14. Mole weight: 853.91. Catalog: APB105454044. | |
| Paclitaxel EP Impurity F | Paclitaxel EP Impurity F. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: N-methylpaclitaxel C; (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-4,11-dihydroxy-9-(((2R,3S)-2-hydroxy-3-(N-methylhexanamido)-3-phenylpropanoyl)oxy)-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]oxete-6,12b-diyl diacetate. CAS No. 153083-53-5. Molecular formula: C47H59NO14. Mole weight: 861.97. Catalog: APB153083535. | |
| Paclitaxel EP Impurity G | Paclitaxel EP Impurity G is an impurity of Paclitaxel, which is a mitotic inhibitor used in cancer chemotherapy. Synonyms: 4-(Acetyloxy)-13α-[[(2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoyl]oxy]-1,7β,10β-trihydroxy-9-oxo-5β,20-epoxytax-11-en-2α-yl benzoate; 10-O-Deacetylpaclitaxel; Benzenepropanoic acid, β-(benzoylamino)-α-hydroxy-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,6,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-; Benzenepropanoic acid, β-(benzoylamino)-α-hydroxy-, 12b-(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,6,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, [2aR-[2aα,4β,4aβ,6β,9α(αR*,βS*),11α,12α,12aα,12bα]]-; 10-Deacetylpaclitaxel; 10-Deacetyltaxol; 10-Deacetyltaxol A; 10-Desacetylpaclitaxel; 10-Desacetyltaxol; 10-O-Deacetyltaxol; Paclitaxel impurity G; (2aR,4S,4aS,6R,9S,11S,12S,12bS)-12b-Acetoxy-9-(((2R,3S)-3-benzamido-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 benzoate. Grade: >98%. CAS No. 78432-77-6. Molecular formula: C45H49N | |
| Paclitaxel EP Impurity H | Paclitaxel EP Impurity H is an impurity of Paclitaxel, which is a mitotic inhibitor used in cancer chemotherapy. Synonyms: 4-(Acetyloxy)-13α-[[(2R,3S)-3-benzamido-2-hydroxy-3-phenylpropanoyl]oxy]-1,7α,10β-trihydroxy-9-oxo-5β,20-epoxytax-11-en-2α-yl benzoate; 10-O-Deacetyl-7-epi-paclitaxel; 7-Epi-10-deacetyltaxol; Benzenepropanoic acid, β-(benzoylamino)-α-hydroxy-, (2aR,4R,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,6,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-; 10-Deacetyl-7-epi-paclitaxel; 10-Deacetyl-7-epi-taxol; 10-Deacetyl-7-epipaclitaxel; 10-Deacetyl-7-epitaxol; 10-Desacetyl-7-epipaclitaxel; 7-epi-10-Deacetylpaclitaxel; Ormosin VI; USP Paclitaxel Related Compound B; Paclitaxel USP Related Compound B; Paclitaxel Related Compound B. Grade: ≥95%. CAS No. 78454-17-8. Molecular formula: C45H49NO13. Mole weight: 811.88. | |
| Paclitaxel EP Impurity N | Baccatin III is a tetracyclic diterpenoid isolated from the barks of Taxus yunnanensis. It can be used as an intermediate in the synthesis of paclitaxel. Synonyms: 4,10β-Bis(acetyloxy)-1,7β,13α-trihydroxy-9-oxo-5β,20-epoxytax-11-en-2α-yl benzoate; 13-O-de[(2R,3S)-3-Benzamido-2-hydroxy-3-phenylpropanoyl]paclitaxel; Baccatin III; 7,11-Methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one, 6,12b-bis(acetyloxy)-12-(benzoyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-4,9,11-trihydroxy-4a,8,13,13-tetramethyl-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-; (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b-Bis(acetyloxy)-12-(benzoyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-4,9,11-trihydroxy-4a,8,13,13-tetramethyl-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one; 7,11-Methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one, 6,12b-bis(acetyloxy)-12-(benzoyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-4,9,11-trihydroxy-4a,8,13,13-tetramethyl-, [2aR-(2aα,4β,4aβ,6β,9α,11α,12α,12aα,12bα)]-; NSC 330753; (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12-(Benzoyloxy)-4,9,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-3,4,4a,5,6,9,10,11,12,12a-decahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxete-6,12b(2aH)-diyl diacetate. Grade: ≥95%. CAS No. 27548-93-2. Molecular formula: C31H38O11. Mole weight: 586.63. | |
| 10-Methyl-7-(2-hydroxy-3-N-Boc-3-phenylpropionyl) Docetaxel | 10-Methyl-7-(2-hydroxy-3-N-Boc-3-phenylpropionyl) Docetaxel is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: (2α,5β,7β,10β,13α)-4-Acetoxy-1-hydroxy-7,13-bis{[(2R,3S)-2-hydroxy-3-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-3-phenylpropanoyl]oxy}-10-methoxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate; Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-hydroxy-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-11-hydroxy-6-methoxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxete-4,9-diyl ester, (αR,βS)-. Molecular formula: C58H72N2O18. Mole weight: 1085.19. | |
| 10- (O-2, 2-Dichloroethoxycarbonyl ) 13-(3-O-TES) 7-Epi Docetaxel | 10- (O-2, 2-Dichloroethoxycarbonyl ) 13-(3-O-TES) 7-Epi Docetaxel is an impurity of Docetaxel Hydrate (D494420), a semisynthetic derivative of Paclitaxel(P132500), which is an antimitotic agent that promotes the assembly of micro-tubules and inhibits their de-polymerization to free tubulin. An antine oplastic. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 500ug, 1mg. Molecular Formula: C52H69Cl2NO16Si, Molecular Weight: 1063.08999999999. US Biological Life Sciences. |  Worldwide |
| 10-(O-2,2-Dichloroethoxycarbonyl) 13-(3-O-TES) 7-Epi Docetaxel | 10-(O-2,2-Dichloroethoxycarbonyl) 13-(3-O-TES) 7-Epi Docetaxel is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: (2α,5β,7α,10β,13α)-4-Acetoxy-10-{[(2,2-dichloroethoxy)carbonyl]oxy}-1,7-dihydroxy-13-({(2R,3S)-3-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-3-phenyl-2-[(triethylsilyl)oxy]propanoyl}oxy)-9-oxo-5,20-epoxytax-11-en-2-yl benzoate; Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-[(triethylsilyl)oxy]-, (2aR,4R,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-12-(benzoyloxy)-6-[[(2,2-dichloroethoxy)carbonyl]oxy]-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-. Molecular formula: C52H69Cl2NO16Si. Mole weight: 1063.09. | |
| 13-O-(Triethylsilyl) Baccatin III | 13-O-(Triethylsilyl) Baccatin III is an impurity of Paclitaxel, which is a chemotherapy medication used to treat a number of types of cancer. Synonyms: (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b-Bis(acetyloxy)-12-(benzoyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-9-[(triethylsilyl)oxy]-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one; Paclitaxel Impurity 16 (13-(Triethylsilyl)baccatin III); (5beta,7beta,10beta,13alpha)-4,10-Bis(acetyloxy)-1,7-dihydroxy-9-oxo-13-[(triethylsilyl)oxy]-5,20-epoxytax-11-en-2-yl benzoate; 13-Tes-baccatin III; 7,11-Methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one, 6,12b-bis(acetyloxy)-12-(benzoyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-9-[(triethylsilyl)oxy]-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-. Grade: 98%. CAS No. 208406-86-4. Molecular formula: C37H52O11Si. Mole weight: 700.89. | |
| 2'-Ac-Docetaxel | 2'-Ac-Docetaxel is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: 2'-O-Acetyldocetaxel; Docetaxel Impurity 57; (2α,5β,7β,10β,13α)-4-(acetyloxy)-13-({(2R,3S)-2-(acetyloxy)-3-[(tert-butoxycarbonyl)amino]-3-phenylpropanoyl}oxy)-1,7,10-trihydroxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate; Benzenepropanoic acid, α-(acetyloxy)-β-[[(1,1-dimethylethoxy)carbonyl]amino]-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,6,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-; 2'-acetyldocetaxel. CAS No. 151509-27-2. Molecular formula: C45H55NO15. Mole weight: 849.92. | |
| 2-Desbenzoyl-2-pentonyl Docetaxel | 2-Desbenzoyl-2-pentonyl Docetaxel is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: (2α,5β,7β,10β,13α)-4-Acetoxy-1,7,10-trihydroxy-13-{[(2R,3S)-2-hydroxy-3-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-3-phenylpropanoyl]oxy}-9-oxo-5,20-epoxytax-11-en-2-yl valerate; Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-hydroxy-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,6,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-12-[(1-oxopentyl)oxy]-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-. Molecular formula: C41H57NO14. Mole weight: 787.89. | |
| 2R,3R-Docetaxel | 2R,3R-Docetaxel is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: 7,11-Methano-1H-cyclodeca[3,4]benz[1,2-b]oxete Benzenepropanoic Acid Derivative; R-Erythro-taxotere; 3'-epi-docetaxel; 3'(S)-Docetaxel; Paclitaxel Impurity 62; Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-hydroxy-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,6,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βR)-; Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-hydroxy-, 12b-(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,6,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, [2aR-[2aα,4β,4aβ,6β,9α(αR*,βR*),11α,12α,12aα,12bα]]-. Grade: ≥90%. CAS No. 133577-32-9. Molecular formula: C43H53NO14. Mole weight: 807.88. | |
| 7,13-Bisside Chainpacltaxel | 7,13-Bisside Chainpacltaxel is a derivative of Paclitaxel, which is a chemotherapy medication used to treat a number of types of cancer. Synonyms: (2α,5β,7β,10β,13α)-4,10-Diacetoxy-7,13-bis{[(2R,3S)-3-(benzoylamino)-2-hydroxy-3-phenylpropanoyl]oxy}-1-hydroxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate; Benzenepropanoic acid, β-(benzoylamino)-α-hydroxy-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-11-hydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxete-4,9-diyl ester, (αR,βS)-; Paclitaxel 7-((αR,βS)-β-(Benzoylamino)-α-hydroxybenzenepropanoate; Paclitaxel Impurity 64. Grade: 98%. CAS No. 376629-82-2. Molecular formula: C63H64N2O17. Mole weight: 1121.19. | |
| 7-epi-10-Deacetyl Baccatin III | 17-epi-10-Deacetyl Baccatin III is an impurity of Paclitaxel and derivatives. Group: Biochemicals. Alternative Names: (2aR, 4R, 4aS, 6R, 9S, 11S, 12S, 12aR, 12bS)-12b-(Acetyloxy)-12-(benzoyloxy)-1, 2a, 3, 4, 4a, 6, 9, 10, 11, 12, 12a, 12b-dodecahydro-4, 6, 9, 11-tetrahydroxy-4a, 8, 13, 13-tetramethyl-7, 11-methano-5H-cyclodeca[3, 4]benz[1, 2-b]oxet-5-one; 10-Deacetylbaccatin V; 7-Epi-10-deacetylbaccatin III; 7-epi-10-DAB. Grades: Highly Purified. CAS No. 71629-92-0. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 7-epi-10-Deacetyl-Baccatin III | 17-epi-10-Deacetyl Baccatin III is an impurity of Paclitaxel. Synonyms: (2aR,4R,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-12-(benzoyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-4,6,9,11-tetrahydroxy-4a,8,13,13-tetramethyl-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one; 10-Deacetylbaccatin V; 7-Epi-10-deacetylbac. Grade: > 95%. CAS No. 71629-92-0. Molecular formula: C29H36O10. Mole weight: 544.6. | |
| 7-Epi 10-Desacetyl Paclitaxel | Paclitaxel impurity. Paclitaxel related compound B. Group: Biochemicals. Alternative Names: 10-Deacetyl-7-epi-taxol; 10-Deacetyl-7-epitaxol; 10-Desacetyl-7-epipaclitaxel; 7-Epi-10-deacetyltaxol; 7-epi-10-Deacetyltaxol; Ormosin VI. Grades: Highly Purified. CAS No. 78454-17-8. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 7-epi-10-Oxo-10-deacetyl Baccatin III | 7-epi-10-Oxo-10-deacetyl Baccatin III is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: (2aR,4R,4aS,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,9,10,11,12,12a,12b-decahydro-4,9,11-trihydroxy-4a,8,13,13-tetramethyl-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxete-5,6-dione; 10-Deacetyl-10-oxo-baccatin V; 10-Dehydrobaccatin V; Docetaxel Impurity 20; 7-epi-10-oxo-10-DAB. Grade: 97%. CAS No. 151636-94-1. Molecular formula: C29H34O10. Mole weight: 542.57. | |
| 7-O-(Triethylsilyl)-2'-O-tert-butyl(dimethyl)silyl-4-desacetyl-2-debenzoyl-[2,4]oxol Paclitaxel | 7-O-(Triethylsilyl)-2'-O-tert-butyl(dimethyl)silyl-4-desacetyl-2-debenzoyl-[2,4]oxol Paclitaxel is an impurity of Paclitaxel, which is a chemotherapy medication used to treat a number of types of cancer. Synonyms: (αR,βS)-β-[Benzoylamino]-α-[[(1,1-dimethylethoxy)carbonyl]oxy]-benzenepropanoic Acid (2aS,3R,5S,5aS,7R,10S,12S,12aS,12bR)-2a,7-Bis(acetyloxy)-2a,3,4,5,5a,6,7,10,11,12,12a,12b-dodecahydro-3,12-dihydroxy-5a,9,13,13-tetramethyl-6-oxo-5-[(triethylsilyl)oxy]-8,12-methano-2H-cyclodec[cd]isobenzofuran-10-yl Ester; (2α,5β,7β,10β,13α)-10-Acetoxy-1,4,5-trihydroxy-9-oxo-7-[(triethylsilyl)oxy]-2,20-epoxytax-11-en-13-yl (2R,3S)-3-(benzoylamino)-2-{[dimethyl(2-methyl-2-propanyl)silyl]oxy}-3-phenylpropanoate; Benzenepropanoic acid, β-(benzoylamino)-α-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-, (2aS,3R,5S,5aS,7R,10S,12S,12aS,12bR)-7-(acetyloxy)-2a,3,4,5,5a,6,7,10,11,12,12a,12b-dodecahydro-2a,3,12-trihydroxy-5a,9,13,13-tetramethyl-6-oxo-5-[(triethylsilyl)oxy]-8,12-methano-2H-cyclodec[cd]isobenzofuran-10-yl ester, (αR,βS)-. Molecular formula: C50H73NO12Si2. Mole weight: 936.28. | |
| 7-O-(Triethylsilyl) Paclitaxel | 7-O-(Triethylsilyl) Paclitaxel. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Benzenepropanoic acid, ?-(benzoylamino)-?-hydroxy-, 6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-11-hydroxy-4a,8,13,13-tetramethyl-5-oxo-4-[(triethylsilyl)oxy]-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, [2aR-[2a?,4?,4a?,6?,9?(?R*,?S*),11?,12?,12a?,12b?]]-, 7-O-(Triethylsilyl)taxol, Paclitaxel Imp K (EP),Benzenepropanoic acid, ?-(benzoylamino)-?-hydroxy-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-11-hydroxy-4a,8,13,13-tetramethyl-5-oxo-4-[(triethylsilyl)oxy]-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (?R,?S)-, 7-O-(Triethylsilyl)paclitaxel, 7-(Triethylsilyl)taxol, 7,11-Methano-1H-cyclodeca[3,4]benz[1,2-b]oxete, benzenepropanoic acid deriv. CAS No. 148930-55-6. Molecular formula: C53H65NO14Si. Mole weight: 968.17. Catalog: APS148930556. SMILES: CC[Si](CC)(CC)O[C@H]1C[C@H]2OC[C@@]2(OC(=O)C)[C@H]3[C@H](OC(=O)c4ccccc4)[C@]5(O)C[C@H](OC(=O)[C@H](O)[C@@H](NC(=O)c6ccccc6)c7ccccc7)C(=C([C@@H](OC(=O)C)C(=O)[C@]13C)C5(C)C)C. Format: Neat. | |
| 8-epi-10-Deacety Baccatin III | An impurity of Baccatin III which is a precursor to the anti-cancer drug paclitaxel (Taxol). Synonyms: 92999-93-4; 8-epi-10-Deacetylbaccatin III7,11-Methano-5H-cyclodeca(3,4)benz(1,2-b)oxet-5-one, 12b-(acetyloxy)-12-(benzoyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-4,6,9,11-tetrahydroxy-4a,8,13,13-tetramethyl-, (2aR-(2aalpha,4beta,4aalpha,6beta,9alpha,11alpha,12alpha,12aalpha,12balpha))-. Grade: > 95%. CAS No. 92999-93-4. Molecular formula: C29H36O10. Mole weight: 544.6. | |
| Desbenzoyl Docetaxel | Desbenzoyl Docetaxel is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: (2α,5β,7β,10β,13α)-4-Acetoxy-1,2,7,10-tetrahydroxy-9-oxo-5,20-epoxytax-11-en-13-yl (2R,3S)-2-hydroxy-3-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-3-phenylpropanoate; Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-hydroxy-, 12b-(acetyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,6,11,12-tetrahydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, [2aR-[2aα,4β,4aβ,6β,9α(αR*,βS*),11α,12α,12aα,12bα]]-; Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-hydroxy-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,6,11,12-tetrahydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-. Grade: ≥90%. CAS No. 160972-48-5. Molecular formula: C36H49NO13. Mole weight: 703.77. | |
| Docetaxel EP Impurity A | Docetaxel EP Impurity A is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: 2-O-desbenzoyl-2-O-tiglyldocetaxel; 5β,20-epoxy-1,7β,10β-trihydroxy-9-oxotax-11-ene-2α,4,13α-triyl 4-acetate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-phenylpropanoate] 2-[(2E)-2-methylbut-2-enoate]. CAS No. 1887057-05-7. Molecular formula: C41H55NO14. Mole weight: 785.87. | |
| Docetaxel EP Impurity C | Docetaxel EP Impurity C is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: 4-epi-Docetaxel (USP); 4-Epidocetaxel; 7-Epidocetaxel; 7-Epitaxotere; 5β,20-epoxy-1,7α,10β-trihydroxy-9-oxotax-11-ene-2α,4,13α-triyl 4-acetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-phenylpropanoate]. Grade: >98%. CAS No. 153381-68-1. Molecular formula: C43H53NO14. Mole weight: 807.88. | |
| Docetaxel EP Impurity D | Docetaxel EP Impurity D is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: 4-Epi-6-Oxo Docetaxel (USP); 10-Deoxy-10-Oxo-7-epi-Docetaxel; 4-epi-6-Oxodocetaxel; 5β,20-Epoxy-1,7α-dihydroxy-9,10-dioxotax-11-ene-2α,4,13α-triyl 4-acetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-phenylpropanoate]. Grade: >98%. CAS No. 162784-72-7. Molecular formula: C43H51NO14. Mole weight: 805.86. | |
| Docetaxel EP Impurity G | Docetaxel EP Impurity G is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: 10-Acetyl Docetaxel (EP); Docetaxal; N-Debenzoyl-N-(tert-butoxycarbonyl)taxol; 5β,20-Epoxy-1,7β-dihydroxy-9-oxotax-11-ene-2α,4,10β,13α-tetrayl 4,10-diacetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-henylpropanoate]. Grade: > 95%. CAS No. 125354-16-7. Molecular formula: C45H55NO15. Mole weight: 849.94. | |
| Paclitaxel | Paclitaxel is a compound with anti-tumor activity extracted from the Pacific yew tree Taxus brevifolia. Paclitaxel is a microtubule polymer stabilizer with IC50 of 0.1 pM in human endothelial cells. Uses: Adcs cytotoxin. Synonyms: Docetaxel EP Impurity F; BMS 181339-01; BMS181339-01; BMS-181339-01; Taxol A; Abraxane; Paxene; Taxol. Grade: >98%. CAS No. 33069-62-4. Molecular formula: C47H51NO14. Mole weight: 853.91. | |
| Paclitaxel | United States Pharmacopeia (USP) Reference Standard. Group: Pharmacopeia & metrological institutes standardsapi standardschiral moleculeseuropean pharmacopoeia (ph. eur.)impurity standardspharmaceutical toxicologypharmacopoeial standards. Alternative Names: Paclitaxel, 5beta,20-Epoxy-1,7beta-dihydroxy-9-oxotax-11-ene-2alpha,4,10beta,13alpha-tetrayl 4,10-diacetate 2-benzoate 13-[(2R,3S)-3-(benzoylamino)-2-hydroxy-3-phenylpropanoate], Taxol. | |
| 2',7-Bis-O-{[(2,2,2,-Trichloroethyl)oxy]carbonyl Paclitaxel | 2',7-Bis-O-{[(2,2,2,-Trichloroethyl)oxy]carbonyl Paclitaxel is one of Paclitaxel impurities. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Synonyms: 2',7-Bis[(2,2,2-trichloroethoxy)carbonyl]taxol; [2aR-[2aα,4β,4aβ,6β,9α(αR*,βS*),11α,12α,12aα,12bα]]-β-(Benzoylamino)-α-[[(2,2,2-trichloroethoxy)carbonyl]oxy]-benzenepropanoic Acid 6,12b-Bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-11-hydroxy-4a,8,13,13-tetramethyl-5-oxo-4-[[(2,2,2-trichloroethoxy)carbonyl]oxy]-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl Ester; 2',7-Bis-O-{[(2,2,2,-Trichloroethyl)oxy]carbonyl Paclitaxel; (5beta,7beta,10beta,13alpha)-4,10-Bis(acetyloxy)-13-{[(2R,3S)-3-benzamido-3-phenyl-2-{[(2,2,2-trichloroethoxy)carbonyl]oxy}propanoyl]oxy}-1-hydroxy-9-oxo-7-{[(2,2,2-trichloroethoxy)carbonyl]oxy}-5,20-epoxytax-11-en-2-yl benzoate. Grade: > 98%. CAS No. 100449-86-3. Molecular formula: C53H53Cl6NO18. Mole weight: 1204.70. | |
| 2',7-Bis-O-(Triethylsilyl) 10-Desacetyl Paclitaxel | 2',7-Bis-O-(Triethylsilyl) 10-Desacetyl Paclitaxel is one of Paclitaxel impurities. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Synonyms: (αR,βS)-(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(Acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-6,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-4-[(triethylsilyl)oxy]-benzenepropanoic Acid β-(Benzoylamino)-α-[(triethylsilyl)oxy]-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl Ester; 2',7-Bis-O-(Triethylsilyl) 10-Desacetyl Paclitaxel; (5beta,7alpha,10beta,13alpha)-4-(Acetyloxy)-13-({(2R,3S)-3-benzamido-3-phenyl-2-[(triethylsilyl)oxy]propanoyl}oxy)-1,10-dihydroxy-9-oxo-7-[(triethylsilyl)oxy]-5,20-epoxytax-11-en-2-yl benzoate. Grade: 95%. CAS No. 155556-72-2. Molecular formula: C57H77NO13Si2. Mole weight: 1040.39. | |
| 2'-epi-Taxol | 2'-epi-Taxol is one of Paclitaxel impurities. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Synonyms: [2aR-[2aα,4β,4aβ,6β,9α(αS*,βS*),11α,12α,12aα,12bα]]-β-(Benzoylamino)-α-hydroxy-6,12b-bis(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl Ester Benzenepropanoic Acid; 2'-epi-Paclitaxel; 2'-epi-Taxol A. CAS No. 179798-21-1. Molecular formula: C47H51NO14. Mole weight: 853.90. | |
| 2'-O-(tert-Butyldimethylsilyl)-6α-hydroxy 7-epi-Paclitaxel | 2'-O-(tert-Butyldimethylsilyl)-6α-hydroxy 7-epi-Paclitaxel is one of Paclitaxel impurities. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Uses: 6α-hydroxypaclitaxel derivative. Synonyms: (3xi,5beta,6alpha,7alpha,10beta,13alpha)-4,10-Bis(acetyloxy)-13-{[(2R,3S)-3-benzamido-2-{[tert-butyl(dimethyl)silyl]oxy}-3-phenylpropanoyl]oxy}-1,6,7-trihydroxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate; 2-tert-Pentylcyclopentanon; 2-(1,1-dimethyl-propyl)-cyclopentan-1-one; 2'-NOR THIAMINE; 2-t-Amyl-cyclopentanon; (2aR,3S,4S,4aS,6S,9S,11S,12S,12aR,12bS)-9-(((2R,3S)-3-benzamido-2-((tert-butyldimethylsilyl)oxy)-3-phenylpropanoyl)oxy)-12-(benzoyloxy)-3,4,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-d3,4]benzo[1,2-b]oxete-6,12b-diyl diacetate. Grade: > 98%. CAS No. 165065-08-7. Molecular formula: C53H65NO15Si. Mole weight: 984.16. | |
| 2'-O-(tert-Butyldimethylsilyl) Paclitaxel | 2'-O-(tert-Butyldimethylsilyl) Paclitaxel is one of Paclitaxel impurities. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Uses: Paclitaxel derivative as antitumor agent. Synonyms: 2'-O-(tert-Butyldimethylsilyl)taxol; (3xi,5beta,7beta,10beta,13alpha)-4,10-Bis(acetyloxy)-13-{[(2R,3S)-3-benzamido-2-{[tert-butyl(dimethyl)silyl]oxy}-3-phenylpropanoyl]oxy}-1,7-dihydroxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate; 2'-O-TBS-paclitaxel. Grade: 98%. CAS No. 114655-02-6. Molecular formula: C53H65NO14Si. Mole weight: 968.16. | |
| 3'-epi-Taxol | 3'-epi-Taxol is one of Paclitaxel impurities. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Synonyms: 3'-epi-Taxol; SCHEMBL15000506; (2R,3R)-3-(Benzoylamino)-2-hydroxy-3-phenylpropionic acid 1,7beta-dihydroxy-2alpha-(benzoyloxy)-4,10beta-diacetoxy-9-oxo-5beta,20-epoxytaxa-11-ene-13alpha-yl ester; [(1S,2S,3R,4S,7R,9S,10S,12R,15S)-4,12-diacetyloxy-15-[(2R,3R)-3-benzamido-2-hydroxy-3-phenylpropanoyl]oxy-1,9-dihydroxy-10,14,17,17-tetramethyl-11-oxo-6-oxatetracyclo[11.3.1.03,10.04,7]heptadec-13-en-2-yl] benzoate. Molecular formula: C47H51NO14. Mole weight: 853.90. | |
| 6-Oxo-7-epi Docetaxel | 6-Oxo-7-epi Docetaxel is one of Paclitaxel impurities. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Molecular formula: C43H51NO15. Mole weight: 821.86. | |
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