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
  • 4-(4-Fluoro-3-pyridinyl)-1-piperidinecarboxylic acid 1,1-dimethylethyl ester
  • Tert-butyl 4-(3-fluoropyridin-2-yl)piperidine-1-carboxylate
  • Fluoranthen-8-ylboronic acid
  • 3-(2,5-Dimethyl-1H-pyrrol-1-yl)-1H-pyrazole
  • 1-[3,5-Dimethyl-2-(3-methylphenyl)pyrazolo[1,5-A]pyrimidin-7-YL]-4-methylpiperazine
  • Exforge HCT
  • Carbonic acid, 2-hydroxypropyl (1R,2S,5R)-5-methyl-2-(1-methylethyl)cyclohexyl ester
  • Ethyl-(4-methyl-pyridin-2-ylmethyl)-amine
  • 3-Methyl-3-(methylamino)butanoic acid
  • 3-fluoro-6-methoxy-5-(1-methyl-1H-pyrazol-4-yl)-pyridin-2-ylamine
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