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Home > CAS No. Inquiry > 378-44-9

378-44-9

[CAS Name] Betamethasone

[Formula] C22H29FO5

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Basica Info

[CAS Name]Betamethasone
[Alias]Betamethasone base; 9a-fluoro-11b,17a,21-trihydroxy-16b-methylpregna-1,4-diene-3,20-dione; 9alpha-fluoro-16beta-methylprednisolone; 9-fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione; (11beta,16alpha)-9-fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione
[Number]378-44-9
[EINECS]206-825-4
[Formula]C22H29FO5
[Molecular weight]392.4611

[Melting point]235-237℃
[Boiling point]568.2°C at 760 mmHg
[Density]2.81E-15mmHg at 25°C
[Flash point]297.5°C

378-44-9 Suppliers

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Main Products

XI'AN GUOKANG RUIJIN PHARMACEUTICAL CO.,LTD

Product：Betamethasone

Category: adrenocortical hormone APIs

Quality standard: CP/BP/USP/EP

Specification: 1kg/tin, 2kg/tin,5/tin

Product name: Betamethasone

Chemical name: 9a-fluoro-11b,17a,21-trihydroxy-16b-methylpregna-1,4-diene-3,20-dione

Category: adrenocortical hormone APIs

Specifications: 1kg/tin

Standard: CP/BP/USP/EP

Approval number: Chinese Drug Approval Number H20055125

Quality standard: Chinese Pharmacopoeia 2015 edition

Properties: white or off-white crystalline powder; no odor.

Identification: positive reaction

Melting point: 236℃~244℃.

Specific rotation: +115º~+121º.

Absorbance: 382~406.

Related substances maximum impurity≤1.0％, other single impurities≤0.5％, total impurities≤2.0％.

Drying loss: ≤0.5%.

Residue on ignition: ≤0.1%.

Microbial limit: total amount of aerobe≤10³cfu/g; mould and yeast≤10²cfu/g; no escherichia coli can be detected.

Content: C22H29FO5 in dry product is 97.0%~103.0%.

Storage: the product should be tightly sealed and kept in shading place.

Chemical structural formula:

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Jinan Jianfeng Chemical Co., Ltd.

Aliase: Betamethasone
Purity: 99%
Appearance:White powder
Brand: jianfeng
high quality: low price
Usage: Hormone drugs.It is mainly used for anti-inflammatory and anti-allergic. It is suitable for rheumatoid arthritis and various skin
diseases. Betamethasone role is similiar to dexamethasone, its anti-iflammatory effect is stronger than dexamethasone,
triamcinolone, hydrocortisone and it has few side effects.

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TIANJIN HARMONY TECHNOLOGY DEVELOPMENT CO.,LTD.

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