Beclometasone Dipropionate EP Impurity R (Betamethasone 9,11-Epoxide) | CAS No. 981-34-0
Beclometasone Dipropionate EP Impurity R (Betamethasone 9,11-Epoxide)
Basic Information
CAS Number
981-34-0
Molecular Formula
C22H28O5
Molecular Weight
372.5 g/mol
AD
Chemical Classification
Basic Physical Properties
Melting Point
210-220 ºC
Boiling Point
564.9°C at 760 mmHg
Density
1.32
Flash Point
198.1 °C
Refractive Index
1.616
Safety Information
View Safety InformationHazard Statement
H302
Harmful if swallowed
Acute toxicity, oral
Acute toxicity, oral
H315
Causes skin irritation
Skin corrosion/irritation
Skin corrosion/irritation
H319
Causes serious eye irritation
Serious eye damage/eye irritation
Serious eye damage/eye irritation
H332
Harmful if inhaled
Acute toxicity, inhalation
Acute toxicity, inhalation
H335
May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation
Synonyms & References
English
- A-methylpregna-1,4-diene-3,20-dione
- CS-W006439
- 16alpha-Methyl epoxide(db-11); 17alpha,21-dihydroxy-9alpha,11alpha,epoxy-16alpha-methylpregn-1,4-diene-3,20-dione
- A855442
- AKOS017343721
- UNII-M9AY9BSI41
- (9beta,11beta,16beta)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione
- AS-17685
- DTXSID601020538
- NS00079643
- 9,11.BETA.-EPOXY-17,21-DIHYDROXY-16.BETA.-METHYL-9.BETA.-PREGNA-1,4-DIENE-3,20-DIONE
- W-100093
- 14622-47-0
- (1S,2S,10S,11S,13S,14R,15S,17S)-14-hydroxy-14-(2-hydroxyacetyl)-2,13,15-trimethyl-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-5-one
- BETAMETHASONE IMPURITY E [EP IMPURITY]
- 9 beta ,11 beta -Epoxy-17,21-dihydroxy-16 beta -methylpregna-1,4-diene-3,20-dione
- C77355
- 9beta,11beta-Epoxy-17,21-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione
- (4aS,4bS,5aS,6aS,7R,8S,9aS,9bS)-7-Hydroxy-7-(2-hydroxyacetyl)-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one
- Q27283711
- 981-34-0
- EINECS 213-563-4
- M9AY9BSI41
- Pregna-1,4-diene-3,20-dione, 9,11-epoxy-17,21-dihydroxy-16-methyl-, (9.beta.,11.beta.,16.beta.)-
- AMY27801
- 9.BETA.-PREGNA-1,4-DIENE-3,20-DIONE, 9,11.BETA.-EPOXY-17,21-DIHYDROXY-16.BETA.-METHYL-
- BECLOMETHASONE DIPROPIONATE IMPURITY R [EP IMPURITY]
- 16-beta Methyl Epoxide
- 16-beta-Methyl epoxide
- 9
- DB11
MDL Number
MFCD09038712
Customs Code
2918990090
Related Compounds
![N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine structure](https://static.chemtradehub.com/structs/103/103687-96-3-8086.webp "N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine structure")
N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine
CAS Number:
103687-96-3
Molecular Formula:
C17H19NO5S
![5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine structure](https://static.chemtradehub.com/structs/112/112897-99-1-d1f4.webp "5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine structure")
5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine
CAS Number:
112897-99-1
Molecular Formula:
C30H31N3O7
![(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile structure](https://static.chemtradehub.com/structs/121/121055-10-5-583d.webp "(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile structure")
(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile
CAS Number:
121055-10-5
Molecular Formula:
C17H17NO4
![Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate structure](https://static.chemtradehub.com/structs/126/1263059-26-2-d6da.webp "Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate structure")
Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate
CAS Number:
1263059-26-2
Molecular Formula:
C8H6ClN3O2
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