ChemicalBook >> CAS DataBase List >>7-{[(2,2,2,-TRICHLOROETHYL)OXY]CARBONYL} BACCATIN III

7-{[(2,2,2,-TRICHLOROETHYL)OXY]CARBONYL} BACCATIN III

CAS No.
103150-33-0
Chemical Name:
7-{[(2,2,2,-TRICHLOROETHYL)OXY]CARBONYL} BACCATIN III
Synonyms
7-Troc-baccatin Ⅲ;Paclitaxel Impurity 55;7-O-(2,2,2-Trichloroethoxycarbonyl)baccatin III;7-{[(2,2,2,-TRICHLOROETHYL)OXY]CARBONYL} BACCATIN III;Carbonic acid (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-9,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-4-yl 2,2,2-trichloroethyl ester
CBNumber:
CB5649983
Molecular Formula:
C34H39Cl3O13
Molecular Weight:
762.02
MDL Number:
MFCD28898889
MOL File:
103150-33-0.mol
MSDS File:
SDS
Last updated:2025-07-04 15:10:59
Product description Number Pack Size Price
7-{[(2,2,2,-Trichloroethyl)oxy]carbonyl} Baccatin III T8345-20 10mg $446
7-{[(2,2,2,-Trichloroethyl)oxy]carbonyl} baccatin III Asreported 290300 5mg $446
7-{[(2,2,2,-Trichloroethyl)oxy]carbonyl} baccatin III Asreported 290300 10mg $679
7-{[(2,2,2,-Trichloroethyl)oxy]carbonyl} baccatin III Asreported 290300 25mg $1045
7-{[(2,2,2,-Trichloroethyl)oxy]carbonyl} baccatin III Asreported 290300 50mg $1652
More product size

7-{[(2,2,2,-TRICHLOROETHYL)OXY]CARBONYL} BACCATIN III Properties

Melting point 210 - 233°C
Boiling point 807.0±65.0 °C(Predicted)
Density 1.47±0.1 g/cm3(Predicted)
storage temp. Amber Vial, -20°C Freezer, Under inert atmosphere
solubility Chloroform (Slightly, Sonicated), Methanol (Slightly)
form Solid
pka 12+-.0.70(Predicted)
color White to Off-White
InChIKey UPJVHCBPOLKGHR-WBFAQAOQSA-N
SMILES C(OCC(Cl)(Cl)Cl)(=O)O[C@H]1C[C@]2([H])[C@](OC(C)=O)([C@@]3([H])[C@H](OC(=O)C4=CC=CC=C4)[C@@]4(O)C(C)(C)C(=C(C)[C@@H](O)C4)[C@@H](OC(C)=O)C(=O)[C@@]31C)CO2

7-{[(2,2,2,-TRICHLOROETHYL)OXY]CARBONYL} BACCATIN III price More Price(12)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological T8345-20 7-{[(2,2,2,-Trichloroethyl)oxy]carbonyl} Baccatin III 103150-33-0 10mg $446 2026-06-04 Buy
Usbiological 290300 7-{[(2,2,2,-Trichloroethyl)oxy]carbonyl} baccatin III Asreported 103150-33-0 5mg $446 2026-06-03 Buy
Usbiological 290300 7-{[(2,2,2,-Trichloroethyl)oxy]carbonyl} baccatin III Asreported 103150-33-0 10mg $679 2026-06-03 Buy
Usbiological 290300 7-{[(2,2,2,-Trichloroethyl)oxy]carbonyl} baccatin III Asreported 103150-33-0 25mg $1045 2026-06-03 Buy
Usbiological 290300 7-{[(2,2,2,-Trichloroethyl)oxy]carbonyl} baccatin III Asreported 103150-33-0 50mg $1652 2026-06-03 Buy
Product number Packaging Price Buy
T8345-20 10mg $446 Buy
290300 5mg $446 Buy
290300 10mg $679 Buy
290300 25mg $1045 Buy
290300 50mg $1652 Buy

7-{[(2,2,2,-TRICHLOROETHYL)OXY]CARBONYL} BACCATIN III Chemical Properties,Uses,Production

Chemical Properties

Off-White Solid

Uses

7-{[(2,2,2,-Trichloroethyl)oxy]carbonyl} Baccatin III is a precursor to Paclitaxel (P132500).

219780-84-4
103150-33-0
Synthesis of 7-{[(2,2,2,-TRICHLOROETHYL)OXY]CARBONYL} BACCATIN III from Ethanamine, N-[(3,5-dichlorophenyl)methylene]-2,2-diethoxy-

7-{[(2,2,2,-TRICHLOROETHYL)OXY]CARBONYL} BACCATIN III Preparation Products And Raw materials

Raw materials

Preparation Products

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7-{[(2,2,2,-TRICHLOROETHYL)OXY]CARBONYL} BACCATIN III Carbonic acid (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-9,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-4-yl 2,2,2-trichloroethyl ester 7-Troc-baccatin Ⅲ 7-O-(2,2,2-Trichloroethoxycarbonyl)baccatin III Paclitaxel Impurity 55 103150-33-0 C34H39Cl3O13 Chiral Reagents Heterocycles Intermediates & Fine Chemicals Pharmaceuticals