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Dexamethasone Impurity I

Dexamethasone Impurity I structure

CAS No.: 14622-47-0

Chemical Name:: Dexamethasone Impurity I

Synonyms: DB11(16β-Methyl Epoxide);Carbamazepine Impurity 23;Dexamethasone-9(11)-alpha-Epoxide;Dexamethasone impurity 3/Dexamethasone EP Impurity I;Dexamethasone Impurity 9(Dexamethasone EP Impurity I);Dexamethasone EP Impurity I / Dexamethasone-9(11)-αEpoxide;17α,21-Dihydroxy-9β,11β-epoxy-16β-methyl-pregnadien-(1.4)-dion-(3.20);(11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-Methylpregna-1,4-diene-3,20-dione;(11a,16a)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione;(11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione

CBNumber:: CB21009572

Molecular Formula:: C22H28O5

Molecular Weight:: 372.45

MDL Number:

MOL File:: 14622-47-0.mol

MSDS File:: SDS

Last updated:2023-04-23 13:52:06

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Dexamethasone Impurity I Properties

Melting point	>211°C
Boiling point	564.9±50.0 °C(Predicted)
Density	1.32±0.1 g/cm3(Predicted)
storage temp.	Refrigerator
solubility	DMSO (Slightly), Methanol (Slightly, Sonicated)
form	Solid
pka	12.56±0.70(Predicted)
color	White to Pale Red
FDA UNII	TSB3CJ6F7M

Dexamethasone Impurity I price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TRC	E589170	(11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione	14622-47-0	25mg	$1695	2021-12-16	Buy

Product number	Packaging	Price	Buy
E589170	25mg	$1695	Buy

Dexamethasone Impurity I Chemical Properties,Uses,Production

Uses

(11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione, can be used for the synthesis of Calicoferol E, a vitamin D3 analogues.

Dexamethasone Impurity I Preparation Products And Raw materials

Raw materials

Preparation Products

Dexamethasone Impurity I Suppliers

Global( 51)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Standardpharm Co. Ltd.	86-714-3992388	overseasales1@yongstandards.com	United States	14336	58
AFINE CHEMICALS LIMITED	0571-85134551	info@afinechem.com	CHINA	15377	58
China National Standard Pharmaceutical Corporation Limited	+8615391658522	overseasales@yongstandards.com	China	11927	58
LEAPCHEM CO., LTD.	+86-852-30606658	market18@leapchem.com	China	43348	58
Guangzhou PI PI Biotech Inc	+86-020-81716320 +86-13602409664	Sales@pipitech.com	China	3635	55
LangFangshi Zekang Pharma Tech CO.,Itd.	0316-2883536 19333636468	1877241811@qq.com	China	1231	58
J & K SCIENTIFIC LTD.	010-82848833 400-666-7788	jkinfo@jkchemical.com	China	96815	76
Hangzhou Yuhao Chemical Technology Co., Ltd	0571-82693216	info@yuhaochemical.com	China	9394	52
Beijing Comparison Pharmaceutical Technology Co., Ltd	010-52878169 15701683040	sales@bjcomparison.com	China	4662	58
Shanghai TaoSu Biochemical Technology Co., Ltd.	021-33632979	info@tsbiochem.com	China	8073	58

Supplier	Advantage
Standardpharm Co. Ltd.	58
AFINE CHEMICALS LIMITED	58
China National Standard Pharmaceutical Corporation Limited	58
LEAPCHEM CO., LTD.	58
Guangzhou PI PI Biotech Inc	55
LangFangshi Zekang Pharma Tech CO.,Itd.	58
J & K SCIENTIFIC LTD.	76
Hangzhou Yuhao Chemical Technology Co., Ltd	52
Beijing Comparison Pharmaceutical Technology Co., Ltd	58
Shanghai TaoSu Biochemical Technology Co., Ltd.	58

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16β-METHYL EPOXIDE(DB-11), 17α,21-DIHYDROXY-9β,11β,EPOXY-16β-METHYLPREGN-1,4-DIENE-3,20-DIONE 16BETA-METHYL EPOXIDE(DB-11): 17ALPHA,21-DIHYDROXY-9BETA,11BETA,EPOXY-16BETA-METHYLPREGN-1,4-DIENE-3,20-DIONE DB11(16β-Methyl Epoxide) (11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-Methylpregna-1,4-diene-3,20-dione Dexamethasone-9(11)-alpha-Epoxide (4aS,4bR,5aR,6aS,7R,8R,9aS,9bS)-7-hydroxy-7-(2-hydroxyacetyl)-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one Dexamethasone Impurity 9(Dexamethasone EP Impurity I) Dexamethasone impurity 3/Dexamethasone EP Impurity I 17α,21-Dihydroxy-9β,11β-epoxy-16β-methyl-pregnadien-(1.4)-dion-(3.20) Pregna-1,4-diene-3,20-dione, 9,11-epoxy-17,21-dihydroxy-16-methyl-, (11α,16α)- (11a,16a)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione (11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione Dexamethasone EP Impurity I / Dexamethasone-9(11)-αEpoxide (4aS,4bR,5aR,6aS,7R,8R,9aS,9bS)-7-hydroxy-7-(2-hydroxyacetyl)-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one? (Dexamethasone Impurity） (11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-methylpregnα-1,4-diene-3,20-dione Carbamazepine Impurity 23 (11Alpha,16Alpha)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione 14622-47-0 Pharmaceuticals, Intermediates & Fine Chemicals, Steroids