16-beta Methyl Epoxide

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Names

[ CAS No. ]:
981-34-0

[ Name ]:
16-beta Methyl Epoxide

[Synonym ]:
Pregna-1,4-diene-3,20-dione, 9,11-epoxy-17,21-dihydroxy-16-methyl-, (9β,11β,16β)-
DB11
Einecs 213-563-4
Betamethasone 9,11-Epoxide
16-betaMethylEpoxide
9beta,11beta-Epoxy-1
(9β,11β,16β)-17,21-Dihydroxy-16-methyl-9,11-epoxypregna-1,4-diene-3,20-dione
16-beta Methyl Epoxide

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
564.9±50.0 °C at 760 mmHg

[ Melting Point ]:
210-220ºC

[ Molecular Formula ]:
C22H28O5

[ Molecular Weight ]:
372.455

[ Flash Point ]:
198.1±23.6 °C

[ Exact Mass ]:
372.193665

[ PSA ]:
87.13000

[ LogP ]:
2.23

[ Vapour Pressure ]:
0.0±3.5 mmHg at 25°C

[ Index of Refraction ]:
1.616

[ Storage condition ]:
2-8°C

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2918990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 17-hydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione 21-(ethylcarbonate)

DownStream

Customs

[ HS Code ]: 2918990090

[ Summary ]:
2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Related Compounds

  • 16 beta-methyl-5 alpha-delta 9(11)-pregnene-3 beta,17 alpha,21-triol-20-one-3 beta,21-diacetate
  • 17-ALPHA-HYDROXY-16-BETA-METHYL-3,20-DIOXOPREGNA-1,4-DIEN-21-YL ACETATE
  • 9α-Fluor-11β-hydroxy-16ξ-methyl-androsta-1,4-dien-3,7-dion
  • 16 beta-ethylestradiol-17 beta
  • 16-BETA-METHYLPREGNENOLONE
  • 16-BETA-HYDROXYANDROSTENEDIONE
  • 2-(3-Cyano-4-iodo-1H-pyrazol-1-yl)-2-methylpropanoic acid
  • (2-(Benzyloxy)-4-ethoxy-6-fluorophenyl)boronic acid
  • (S)-(4,4-Difluoro-5-oxopyrrolidin-2-yl)methyl 4-methylbenzenesulfonate
  • 8-Methyl-3-(3,4,5,6-tetrahydro-5-methyl-2-pyridinyl)quinoline
  • Rel-(1R,2R)-2-methoxy-N-methylcyclobutan-1-amine hydrochloride
  • 3-Chloro-2-isobutyryl-5,5-dimethylcyclohex-2-en-1-one
  • (S)-1-(5-(Trifluoromethyl)pyrazin-2-yl)ethan-1-amine hydrochloride
  • Potassium (S)-(3-ethoxy-3-oxo-1-phenylpropyl)trifluoroborate
  • (R)-1,1,1,4,4,4-Hexafluorobutan-2-amine hydrochloride
  • 5-Chloro-4-ethynyl-3-fluoropyridin-2-amine
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