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Pregna-1,4,9(11)-triene-3,20-dione, 21-(acetyloxy)-17-hydroxy-16-methyl-, (16beta)-

HCID 101901
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Basic information

CAS
910-99-6
Standard SMILES
CC(=O)OCC(=O)[C@@]1(O)[C@@H](C)C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@]4(C)C3=CC[C@@]21C
InChIKey
AAPZMQVULRVUEU-NZDAKWCRSA-N
Molecular formula
C24H30O5
Average molar mass
398.5 g/mol
Monoisotopic mass
398.20932405

Names & identifiers

Preferred name
Pregna-1,4,9(11)-triene-3,20-dione, 21-(acetyloxy)-17-hydroxy-16-methyl-, (16beta)-
IUPAC
[2-[(8S,10S,13S,14S,16S,17R)-17-hydroxy-10,13,16-trimethyl-3-oxo-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-17-yl]-2-oxoethyl] acetate
English name
17,21-dihydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione 21-acetate
Molecular formula
C24H30O5
Molecular weight
398.492

Names & synonyms

Pregna-1,4,9(11)-triene-3,20-dione, 21-(acetyloxy)-17-hydroxy-16-methyl-, (16beta)-RefChem:868443Pregna-1,4,9(11)-triene-3,20-dione, 21-(acetyloxy)-17-hydroxy-16-methyl-, (16.beta.)-910-99-617,21-Dihydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione 21-acetate[2-[(8S,10S,13S,14S,16S,17R)-17-hydroxy-10,13,16-trimethyl-3-oxo-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-17-yl]-2-oxoethyl] acetate(16beta)-21-(Acetyloxy)-17-hydroxy-16-methylpregna-1,4,9(11)-triene-3,20-dioneEINECS 213-007-0Betamethasone Impurity N17NHX2Z32JXSCHEMBL9521257DTXSID00914193
Show more names
Betamethasone Impurity 61Betamethasone impurity 01Betamethasone Acetate Impurity 617-Hydroxy-16-methylpregna-1,4,9(11)-triene-3,20-dione 21-acetatePregna-1,4,9(11)-triene-3,20-dione, 21-(acetyloxy)-17-hydroxy-16-methyl-, (16β)17-alpha-hydroxy-16-beta-methyl-3,20-dioxopregna- 1,4,9(11)-trien-21-yl acetate

Properties

Computed structural properties

XLogP
2.7
Topological polar surface area
80.7 Ų
Hydrogen bond donors
1
Hydrogen bond acceptors
5
Rotatable bonds
4
Heavy atoms
29
Formal charge
0
Complexity
880

Physicochemical properties

Melting point
205 · 205-207 °C
Boiling point
560 · 560.0±50.0 °C(Predicted)
Density
1.22 · 1.22±0.1 g/cm3(Predicted)
pka
12.48 · 12.48±0.70(Predicted)
Symbol(GHS)
7 · GHS07
Signal word
Warning
Hazard statements
302 · H302-H315-H319-H335
Precautionary statements
280 · P280-P305+P351+P338

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

Hazard information

Other Safety InformationIMAP assessments - Pregna-1,4,9(11)-triene-3,20-dione, 21-(acetyloxy)-17-hydroxy-16-methyl-, (16.beta.)-: Human health tier I assessment

Safety data

Signal word
Warning
Symbol(GHS)
GHS07
Hazard statements
H302-H315-H319-H335
Precautionary statements
P280-P305+P351+P338

Chemistry & industry

Upstream & downstream products

Upstream raw materials

ProgesteroneEthylene glycolPotassium AcetateMethyl bromide

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Compound notes

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On this pageBasic informationNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
NS00041996I82118F57854717-Hydroxy-16beta-methyl-3,20-dioxopregna-1,4,9(11)-trien-21-yl acetate(16|A)-21-(Acetyloxy)-17-hydroxy-16-methylpregna-1,4,9(11)-triene-3,20-dione2-((8S,10S,13S,14S,16S,17R)-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

Database identifiers

CAS
910-99-6
PubChem CID
101901
DTXSID
DTXSID00914193
UNII
7NHX2Z32JX
EC Number
213-007-0
Nikkaji
J195.204H