3044-42-6

3044-42-6 structure

Name: 21-Acetoxy-11beta -hydroxypregna-1,4,16-triene-3,20-dione
Chemical Name: [2-[(8S,9S,10R,11S,13S,14S)-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] acetate
CAS Number: 3044-42-6
Molecular Formula: C₂₃H₂₈O₅
Molecular Weight: 384.46500
Create Date: 2016-11-17 16:59:40
Modify Date: 2025-08-21 10:28:54

Name	[2-[(8S,9S,10R,11S,13S,14S)-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] acetate
Synonyms	1,3-dimethyl-27-nitrosourea Budesonide iMpurit 15 21-Acetoxy-112-hydroxypregna-1,4,16-triene-3,20-dione Intermediate of Budesonide 11beta,21-dihydroxypregna-1,4,16-triene-3,20-dione 21-acetate Budesonide triene Budesonide Impurity 15 Budesonide Impurity 57 Budesonide Impurity 38 (Budesonide Intermediate 3) Budesonide Impurity 32 (11b)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 21-acetoxy-11β-hydroxypregna-1,4,16-triene-3,20-dione Budesonide 1,4,16-Triene Impurity (11\|A)-11-hydroxy-3,20-dioxopregna-1,4,16-trien-21-yl acetate 2-((8S,9S,10R,11S,13S,14S)-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate 21-Acetyloxy-11β-hydroxypregna-1,4,16-triene-3,20-dione Deoxyprednisolone-16-Ene Acetate [2-[(8S,9S,10R,11S,13S,14S)-11-Hydroxy-10,13-Dimethyl-3-Oxo-6,7,8,9,11,12,14,15-Octahydrocyclopenta[a]Phenanthren-17-Yl]-2-Oxoethyl] Acetate Budesonide Impurity 3 Budesonide Impurity 3/(11)-21-(Acetyloxy)-11-hydroxypregna-1,4,16-triene-3,20-dione 11β,21-dihydroxypregna-1,4,16-triene-3,20-dione 21-acetate Pregna-1,4,16-triene-3,20-dione, 21-(acetyloxy)-11-hydroxy-, (11β) Pregna-1,4,16-triene-3,20-dione,21-(acetyloxy)-11-hydroxy-, (11b) Budesonide intermediate Budesonide Impurity 22 21-Acetoxy-11b-hydroxypregna-1,4,16-triene-3,20-dione 21-acetoxy-11β-hydroxyl-1,4,16-pregnatriene-3,20-dione

Density	1.24g/cm3
Boiling Point	553.4ºC at 760mmHg
Molecular Formula	C₂₃H₂₈O₅
Molecular Weight	384.46500
Flash Point	189.9ºC
Exact Mass	384.19400
PSA	80.67000
LogP	2.93360
Index of Refraction	1.584

Hazard Codes	Xi

17652-24-3

~88%

3044-42-6

3103-17-1

Literature: Florida Agricultural and Mechanical University Patent: US4762919 A1, 1988 ;

17652-24-3

~78%

3044-42-6

Literature: Schering Aktiengesellschaft Patent: US4290963 A1, 1981 ;

125-10-0

3044-42-6

Literature: Green, Michael J.; Tiberi, Robert L.; Friary, Richard; Lutsky, Barry N.; Berkenkoph, Joseph; et al. Journal of Medicinal Chemistry, 1982 , vol. 25, # 12 p. 1492 - 1495

6677-19-6

3044-42-6

Literature: Green, Michael J.; Tiberi, Robert L.; Friary, Richard; Lutsky, Barry N.; Berkenkoph, Joseph; et al. Journal of Medicinal Chemistry, 1982 , vol. 25, # 12 p. 1492 - 1495

50-24-8

3044-42-6

Literature: Taraporewala; Kim; Heiman; Lee Arzneimittel-Forschung/Drug Research, 1989 , vol. 39, # 1 p. 21 - 25

52628-64-5

3044-42-6

Literature: Yoon, Kyoung-Jin; Khalil, Mounir A.; Kwon, Taesoo; Choi, Sun-Ju; Lee, Henry J. Steroids, 1995 , vol. 60, # 7 p. 515 - 521

Precursor 5
17652-24-3 125-10-0 6677-19-6 50-24-8
52628-64-5
DownStream 1
111802-43-8

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

1336520-66-1	1956363-01-1
1805160-16-0	1882005-64-2
2224542-60-1	2092565-17-6
2138429-68-0	2137530-34-6
2138817-73-7	2137793-84-9