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13-O-(Triethylsilyl) Baccatin III

CAS No.
208406-86-4
Chemical Name:
13-O-(Triethylsilyl) Baccatin III
Synonyms
13-Tes-baccatinIII;Docetaxel Impurity 18;Paclitaxel Impurity 23;NKNHZPLYHAABLP-UZBMNOCMSA-N;13-triethylsilane Bakatine III;13-O-(Triethylsilyl) Baccatin III;Paclitaxel Impurity 16 (13-(Triethylsilyl)baccatin III);Paclitaxel Impurity 17(13-O-(Triethylsilyl) Baccatin III);Docetaxel Impurity 18 (13-O-(Triethylsilyl)baccatin IIIl);(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-9-((triethylsilyl)oxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo
CBNumber:
CB02544449
Molecular Formula:
C37H52O11Si
Molecular Weight:
700.89
MDL Number:
MFCD31563205
MOL File:
208406-86-4.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:58:52

13-O-(Triethylsilyl) Baccatin III Properties

Melting point 190-192°C (dec.)
Boiling point 721.5±60.0 °C(Predicted)
Density 1.24±0.1 g/cm3(Predicted)
storage temp. -20°C Freezer
solubility Chloroform (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly)
pka 12.67±0.70(Predicted)
form Solid
color White to Off-White

13-O-(Triethylsilyl) Baccatin III price More Price(2)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
aablocks AA00C2OE 13-O-(Triethylsilyl) Baccatin III ≥98% 208406-86-4 1mg $500 2026-05-28 Buy
TRC T777930 13-O-(Triethylsilyl)BaccatinIII 208406-86-4 10mg $95 2021-12-16 Buy
Product number Packaging Price Buy
AA00C2OE 1mg $500 Buy
T777930 10mg $95 Buy

13-O-(Triethylsilyl) Baccatin III Chemical Properties,Uses,Production

Chemical Properties

Off-White Solid

Uses

Protected Baccatin III. Paclitaxel - In House Impurity.

13-O-(Triethylsilyl) Baccatin III Preparation Products And Raw materials

Raw materials

Preparation Products

13-O-(Triethylsilyl) Baccatin III Suppliers

Global( 59)Suppliers
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Chemsky(shanghai)International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32273 50
Quality Control Solutions Ltd. 0755-66853366 13670046396 orders@qcsrm.com China 18188 56
Shanghai Synteam Biochem CO.,ltd +86-021-58380978 13482386415 info@systeambc.com China 897 50
Shanghai Shanyuan pharmaceutical technology co., LTD 021-31761238 13167072949 3146446224@qq.com China 1419 55
Grice Rand (Tianjin) Pharmaceutical Co., Ltd. 022-83705301 13752403750 2966024760@qq.com China 814 55
Shanghai Yihe Biological Technology Co., Ltd. 021-68882955 17721395025 2423903095@qq.com China 4999 58
Hubei Yangxin Medical Technology Co., Ltd. 15374522761 3003392093@yongstandards.com China 9995 55
Jiangsu Yew Pharmaceutical Co., Ltd. 18921335032 China 66 58
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58

View Lastest Price from 13-O-(Triethylsilyl) Baccatin III manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
	13-O-(Triethylsilyl) Baccatin III pictures 2019-12-23 13-O-(Triethylsilyl) Baccatin III
208406-86-4
$1.00 1g 85.0-99.8% 20ton Career Henan Chemical Co
13-O-(Triethylsilyl) Baccatin III NKNHZPLYHAABLP-UZBMNOCMSA-N 13-Tes-baccatinIII (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 23 Docetaxel Impurity 18 Paclitaxel Impurity 16 (13-(Triethylsilyl)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)- Paclitaxel Impurity 17(13-O-(Triethylsilyl) Baccatin III) Bis-(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b(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 13-triethylsilane Bakatine III (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-9-((triethylsilyl)oxy)-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 (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12-(benzoyloxy)-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-9-((triethylsilyl)oxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo Docetaxel Impurity 18 (13-O-(Triethylsilyl)baccatin IIIl) 208406-86-4 Intermediates & Fine Chemicals Pharmaceuticals