9b,11b-Epoxy-17,21-dihydroxy-16b-methylpregna-1,4-diene-3,20-dione 21-Acetate (Standard)

cas: 912-38-9 — see every product listed under this CAS number, including other names

9b,11b-Epoxy-17,21-dihydroxy-16b-methylpregna-1,4-diene-3,20-dione 21-Acetate (Standard) (CAS 912-38-9) is a chemical reagent available from Chemat. Available pack sizes: Get quote. Offered by: MedChemExpress.

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Structural formula: {0} (CAS {1})

[2-[(1S,2S,10S,11S,13S,14R,15S,17S)-14-hydroxy-2,13,15-trimethyl-5-oxo-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-14-yl]-2-oxoethyl] acetate (CAS 912-38-9) is a chemical compound with the molecular formula C24H30O6 and a molecular weight of 414.5 g/mol. IUPAC name: [2-[(1S,2S,10S,11S,13S,14R,15S,17S)-14-hydroxy-2,13,15-trimethyl-5-oxo-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-14-yl]-2-oxoethyl] acetate. InChIKey: MONKXVNQUJNHLQ-LGLNQOIUSA-N.

Identity
Molecular formulaC24H30O6
Molecular weight414.5 g/mol
IUPAC name[2-[(1S,2S,10S,11S,13S,14R,15S,17S)-14-hydroxy-2,13,15-trimethyl-5-oxo-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-14-yl]-2-oxoethyl] acetate
InChIKeyMONKXVNQUJNHLQ-LGLNQOIUSA-N
SMILESC[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@@]4([C@]35[C@@H](O5)C[C@@]2([C@]1(C(=O)COC(=O)C)O)C)C

Computed by PubChem (NCBI)

Synonyms: Betamethasone Acetate EP Impurity D, 9b,11b-Epoxy-17,21-dihydroxy-16b-methylpregna-1,4-diene-3,20-dione 21-Acetate, BETAMETHASONE ACETATE IMPURITY D [EP IMPURITY], 17-Hydroxy-16-methyl-3,20-dioxo-9,11-epoxypregna-1,4-dien-21-yl acetate, 9?,11?-Epoxy-17,21-dihydroxy-16?-methylpregna-1,4-diene-3,20-dione 21-Acetate
Related forms of this compound
[2-[(1S,2S,10S,11S,13R,14R,15S,17S)-14-hydroxy-2,13,15-trimethyl-5-oxo-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-14-yl]-2-oxoethyl] acetate C24H30O6
[2-[(1R,2S,10S,11S,13R,14R,15S,17R)-14-hydroxy-2,13,15-trimethyl-5-oxo-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-14-yl]-2-oxoethyl] acetate C24H30O6
Isomers (same molecular formula)
methyl (1R,2S,9R,10R,11S,14R,15S,17R)-2,15-dimethyl-5,5'-dioxospiro[18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadec-6-ene-14,2'-oxolane]-9-carboxylate C24H30O6
4-[10-(4-carboxyphenoxy)decoxy]benzoic acid C24H30O6
methyl (1R,2S,9S,10R,11S,14R,15S,17R)-2,15-dimethyl-5,5'-dioxospiro[18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadec-6-ene-14,2'-oxolane]-9-carboxylate C24H30O6
(1R,4R,8S,9S,11S,12S,13R)-11-hydroxy-8-(2-hydroxyacetyl)-6,6,9,13-tetramethyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-2,14,17-trien-16-one C24H30O6
[(8R,9S,13S,14S,16R,17R)-3,17-diacetyloxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-16-yl] acetate C24H30O6
[2-[(8S,9S,10R,13S,14S,16S,17R)-17-hydroxy-10,13,16-trimethyl-3,11-dioxo-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] acetate C24H30O6
(1S,3S,5S,6S,10R,12S,13S,21S)-6-(2-hydroxyacetyl)-5,8,8,21-tetramethyl-2,7,9-trioxahexacyclo[11.8.0.01,3.05,12.06,10.016,21]henicosa-16,19-dien-18-one C24H30O6
2-[(1S,2S,4R,8S,9S,11S,12S,13R)-11-hydroxy-6,6,9,13-tetramethyl-16-oxo-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-8-yl]-2-oxoacetaldehyde C24H30O6
methyl (1S,2S,4R,5R,6R,9S,10S,11R,18R)-5,18-dimethyl-5',15-dioxospiro[3-oxapentacyclo[8.8.0.02,4.05,9.013,18]octadec-13-ene-6,2'-oxolane]-11-carboxylate C24H30O6
(1S,2S,4R,8S,9S,12S,13R)-8-(2-hydroxyacetyl)-6,6,9,13-tetramethyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-diene-11,16-dione C24H30O6

Also listed as

Betamethasone Acetate EP Impurity D Chemat Brand CAS 912-38-9
Betamethasone Impurity 21（Betamethasone Acetate EP Impurity D） Hubei YoungXin CAS 912-38-9
9Beta,11Beta-Epoxy-17,21-dihydroxy-16Beta-methylpregna-1,4-diene-3,20-dione 21-Acetate, >95% (HPLC) TRC CAS 912-38-9
9b,11b-Epoxy-17,21-dihydroxy-16b-methylpregna-1,4-diene-3,20-dione 21-Acetate, >95% (HPLC) TRC CAS 912-38-9
9,11beta-Epoxy-17-hydroxy-16beta-methyl-3,20-dioxo-9beta-pregna-1,4-diene 21-Acetate Mikromol CAS 912-38-9
9b,11b-Epoxy-17,21-dihydroxy-16b-methylpregna-1,4-diene-3,20-dione 21-Acetate, 95%, 95% Chemat CAS 912-38-9
9b,11b-Epoxy-17,21-dihydroxy-16b-methylpregna-1,4-diene-3,20-dione 21-Acetate, 98% Chemat CAS 912-38-9

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