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ChemicalBook--->CAS DataBase List--->2921-57-5

2921-57-5

2921-57-5 Structure

2921-57-5 Structure
IdentificationMore
[Name]

Methylprednisolone hemisuccinate
[CAS]

2921-57-5
[Synonyms]

11beta,17,21-trihydroxy-6alpha-methylpregna-1,4-diene-3,20-dione 21-(hydrogen succinate)
1,4-PREGNADIEN-6-ALPHA-METHYL-11-BETA, 17,21-TRIOL-3,20-DIONE 21-HEMISUCCINATE
6 ALPHA-METHYLPREDNISOLONE HEMISUCCINATE
METHYLPREDINISOLONE HEMISUCCINATE
METHYLPREDNISOLONE HEMISUCCINATE
(6-alpha,11-beta)-yl
4-diene-3,20-dione,11-beta,17,21-trihydroxy-6-alpha-methyl-pregna-21-(hy
4-diene-3,20-dione,11-beta,17,21-trihydroxy-6-alpha-methyl-pregna-21-suc
6-methylprednisolonehemisuccinate
drogensuccinate)
methylprednisolonesuccinate
pregna-1,4-diene-3,20-dione,21-(3-carboxy-1-oxopropoxy)-11,17-dihydroxy-6-meth
Methylprednisolone Hemisuccinate BP/USP/EP
MEGHYLPREDNISOLONE HEMISUCCINATE
METHYLPREDNISOLONEHEMISUCCINATE,USP
METHYLPREDNISOLONE HEMISNCCINATE
6A-METHYLPREDNISOLONEHEMISUCCINATE
Methylprednisolone, Powder
11β,17α-Dihydroxy-3,20-dioxo-6α-methylpregna-1,4-diene-21-ol 21-(4-hydroxy-4-oxobutyrate)
21-(3-Carboxy-1-oxopropoxy)-11β,17-dihydroxy-6α-methyl-1,4-pregnadiene-3,20-dione
[EINECS(EC#)]

220-863-9
[Molecular Formula]

C26H34O8
[MDL Number]

MFCD00271782
[Molecular Weight]

474.54
[MOL File]

2921-57-5.mol
Questions And AnswerBack Directory
[Description]

Methylprednisolone hemisuccinate is a glucocorticoid used to treat severe allergic reactions, asthma, autoimmune diseases, blood disorders, gastrointestinal disorders, and endocrine disorders, among others.
[Synthesis]

Add 6L of dimethyl sulfoxide and 1kg of succinic anhydride in the reaction kettle, stir and dissolve at 25°C, add 0.8L of triethylamine, and stir for 10 minutes; add 1kg of methylprednisolone again, react at 30°C for 3 hours, add 10% hydrochloric acid water Terminate the reaction, separate 40 L of water, and stir for 30 minutes; filter and wash with water to obtain the crude product; the crude product is dissolved in 30 times of methanol temperature, and activated carbon is decolorized to obtain methylprednisolone succinate; the yield is 119%, and the content is 99.3%.
Chemical PropertiesBack Directory
[Appearance]

White or almost white, hygroscopic powder.
[Melting point ]

>230°C (dec.)
[Boiling point ]

689.6±55.0 °C(Predicted)
[density ]

1.33±0.1 g/cm3(Predicted)
[storage temp. ]

2-8°C
[solubility ]

Practically insoluble in water, slightly soluble in acetone and in anhydrous ethanol. It dissolves in dilute solutions of alkali hydroxides.
[form ]

neat
[pka]

4.29±0.17(Predicted)
[color ]

White to Off-White
[LogP]

2.69
[CAS DataBase Reference]

2921-57-5(CAS DataBase Reference)
Safety DataBack Directory
[HS Code ]

2937290000
Hazard InformationBack Directory
[Chemical Properties]

White or almost white, hygroscopic powder.
[Uses]

6α-Methylprednisolone 21-Hemisuccinate is a derivative of methylprednisolone (M325934), a glucocorticoid and a anti-inflammatory drug used to treat central nervous system disorders such as multiple sclerosis. 6α-Methylprednisolone 21-Hemisuccinate was examined for potential therapeutic efficacy in a model of neuroinflammation in rats with acute autoimmune encephalomyelitis.
[Uses]

Glucocorticoid.
[Definition]

ChEBI: Methylprednisolone succinate is a corticosteroid hormone and a hemisuccinate.
[Brand name]

A-Methapred (Abbott); A-Methapred (Hospira); Solu-Medrol (Pharmacia & Upjohn).
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