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ChemicalBook >> CAS DataBase List >>2-[(1S,2S,10S,11S,15S,17S)-2,15-dimethyl-5-oxo-18-oxapentacyclo[8.8.0.0^{1,17}.0^{2,7}.0^{11,15}]octadeca-3,6,13-trien-14-yl]-2-oxoethyl acetate

2-[(1S,2S,10S,11S,15S,17S)-2,15-dimethyl-5-oxo-18-oxapentacyclo[8.8.0.0^{1,17}.0^{2,7}.0^{11,15}]octadeca-3,6,13-trien-14-yl]-2-oxoethyl acetate

2-[(1S,2S,10S,11S,15S,17S)-2,15-dimethyl-5-oxo-18-oxapentacyclo[8.8.0.0^{1,17}.0^{2,7}.0^{11,15}]octadeca-3,6,13-trien-14-yl]-2-oxoethyl acetate Structure
2-[(1S,2S,10S,11S,15S,17S)-2,15-dimethyl-5-oxo-18-oxapentacyclo[8.8.0.0^{1,17}.0^{2,7}.0^{11,15}]octadeca-3,6,13-trien-14-yl]-2-oxoethyl acetate structure
CAS No.
103466-44-0
Chemical Name:
2-[(1S,2S,10S,11S,15S,17S)-2,15-dimethyl-5-oxo-18-oxapentacyclo[8.8.0.0^{1,17}.0^{2,7}.0^{11,15}]octadeca-3,6,13-trien-14-yl]-2-oxoethyl acetate
Synonyms
Prednisone Impurity 27;(9β,11β)-21-(Acetyloxy)-9,11-epoxypregna-1,4,16-triene-3,20-dione;Pregna-1,4,16-triene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-, (9β,11β)-;Pregna-1,4,16-triene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-, (9β,11β)-;2-((4aS,4bS,5aS,6aS)-4a,6a-dimethyl-2-oxo-2,4a,5a,6,6a,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl acetate;2-[(1S,2S,10S,11S,15S,17S)-2,15-dimethyl-5-oxo-18-oxapentacyclo[8.8.0.0^{1,17}.0^{2,7}.0^{11,15}]octadeca-3,6,13-trien-14-yl]-2-oxoethyl acetate
CBNumber:
CB44794046
Molecular Formula:
C23H26O5
Molecular Weight:
382.46
MDL Number:
MOL File:
103466-44-0.mol
Last updated:2023-05-15 10:44:02
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2-[(1S,2S,10S,11S,15S,17S)-2,15-dimethyl-5-oxo-18-oxapentacyclo[8.8.0.0^{1,17}.0^{2,7}.0^{11,15}]octadeca-3,6,13-trien-14-yl]-2-oxoethyl acetate Properties

Melting point 163.5-165.0 °C
Boiling point 459℃[at 101 325 Pa]
Density 1.28±0.1 g/cm3(Predicted)
solubility soluble in Acetone, Dichloromethane, Ethyl Acetate, Methanol
form Powder
color White
LogP 2.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictograms
GHS07,GHS08
Signal word  Danger
Hazard statements  H361-H317-H334-H302
Precautionary statements  P201-P202-P281-P308+P313-P405-P501-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501-P261-P285-P304+P341-P342+P311-P501-P264-P270-P301+P312-P330-P501

2-[(1S,2S,10S,11S,15S,17S)-2,15-dimethyl-5-oxo-18-oxapentacyclo[8.8.0.0^{1,17}.0^{2,7}.0^{11,15}]octadeca-3,6,13-trien-14-yl]-2-oxoethyl acetate Chemical Properties,Uses,Production

Uses

(9b,11b)-21-(Acetyloxy)-9,11-epoxypregna-1,4,16-triene-3,20-dione is an intermediate in synthesizing 14,15-Dehydro Triamcinolone Acetonide (D230570), a derivative of Triamcinolone Acetonide. A corticosteroid.

2-[(1S,2S,10S,11S,15S,17S)-2,15-dimethyl-5-oxo-18-oxapentacyclo[8.8.0.0^{1,17}.0^{2,7}.0^{11,15}]octadeca-3,6,13-trien-14-yl]-2-oxoethyl acetate Preparation Products And Raw materials

Raw materials

Preparation Products

2-[(1S,2S,10S,11S,15S,17S)-2,15-dimethyl-5-oxo-18-oxapentacyclo[8.8.0.0^{1,17}.0^{2,7}.0^{11,15}]octadeca-3,6,13-trien-14-yl]-2-oxoethyl acetate Suppliers

Global( 21)Suppliers
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China National Standard Pharmaceutical Corporation Limited 		+8615391658522 overseasales@yongstandards.com China 11927 58
Wuhan Jingkang en Biomedical Technology Co., Ltd 		+8613720134139 orders@jknbiochem.com China 5224 58
Beijing Yisiyan Technology Research Center 010-56645598 13366904824 bjkaida@163.com China 1614 59
ChemStrong Scientific Co.,Ltd 0755-0755-66853366 13670046396 sales@chem-strong.com China 18021 56
Hubei Yangxin Medical Technology Co., Ltd. 15374522761 3003392093@qq.com China 8286 55
Jinan blalong chemical co. LTD 2710913286@.com 1513643261@qq.com China 14253 58
Nanjing Shizhou Biology Technology Co.,Ltd 025-85560043 15850508050 info@synzest.com China 9287 58
Guangzhou Juntang Technology Co., Ltd 020-36607679 13502246435 sales@dmstandards.com China 10951 58
Hubei Smer Pharmaceutical Technology Co., Ltd. 15527913960 1784042512@qq.com China 478 58
Nanjing Yili Biotechnology Co., Ltd. 15251862682 2880300874@qq.com China 8142 58
Supplier Advantage
China National Standard Pharmaceutical Corporation Limited 		58
Wuhan Jingkang en Biomedical Technology Co., Ltd 		58
Beijing Yisiyan Technology Research Center 59
ChemStrong Scientific Co.,Ltd 56
Hubei Yangxin Medical Technology Co., Ltd. 55
Jinan blalong chemical co. LTD 58
Nanjing Shizhou Biology Technology Co.,Ltd 58
Guangzhou Juntang Technology Co., Ltd 58
Hubei Smer Pharmaceutical Technology Co., Ltd. 58
Nanjing Yili Biotechnology Co., Ltd. 58
2-[(1S,2S,10S,11S,15S,17S)-2,15-dimethyl-5-oxo-18-oxapentacyclo[8.8.0.0^{1,17}.0^{2,7}.0^{11,15}]octadeca-3,6,13-trien-14-yl]-2-oxoethyl acetate (9β,11β)-21-(Acetyloxy)-9,11-epoxypregna-1,4,16-triene-3,20-dione Pregna-1,4,16-triene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-, (9β,11β)- Prednisone Impurity 27 2-((4aS,4bS,5aS,6aS)-4a,6a-dimethyl-2-oxo-2,4a,5a,6,6a,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl acetate Pregna-1,4,16-triene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-, (9β,11β)- 103466-44-0