ChemicalBook >> CAS DataBase List >>BetaMethasone 9,11-Epoxide 17,21-Dipropionate

BetaMethasone 9,11-Epoxide 17,21-Dipropionate

CAS No.
66917-44-0
Chemical Name:
BetaMethasone 9,11-Epoxide 17,21-Dipropionate
Synonyms
Betamethasone Dipropionate EP Impurity F;Beclometasone Impurity J;Beclomethasone Impurity 1;Beclometasone Impurity 12;Beclomethasone EP Impurity J;Beclomethasone Propionate Impurity J;EpoxybetaMethasone-17,21-dipropionate;Betamethasone dipropionate impurity 3;Beclomethasone Dipropionate Impurity J;Beclometasone Propionate EP Impurity J
CBNumber:
CB62543631
Molecular Formula:
C28H36O7
Molecular Weight:
484.58
MDL Number:
MFCD32641385
MOL File:
66917-44-0.mol
Last updated:2026-05-28 03:22:17
Product description Number Pack Size Price
Betamethasone Dipropionate Related Compound F  United States Pharmacopeia (USP) Reference Standard 1067760 30mg $1480
Betamethasone 9,11-epoxide 17,21-dipropionate 262573 2mg $446
Betamethasone 9,11-epoxide 17,21-dipropionate 262573 5mg $679
Betamethasone 9,11-epoxide 17,21-dipropionate 262573 10mg $1044
Betamethasone 9,11-epoxide 17,21-dipropionate 262573 25mg $1650
More product size

BetaMethasone 9,11-Epoxide 17,21-Dipropionate Properties

Melting point 143-145°C
Boiling point 597.7±50.0 °C(Predicted)
Density 1.24±0.1 g/cm3(Predicted)
storage temp. Refrigerator
solubility Chloroform, Ethyl Acetate (Slightly), Methanol (Slightly)
form Solid
color White to Off-White
FDA UNII B79EV94J1X

BetaMethasone 9,11-Epoxide 17,21-Dipropionate price More Price(23)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 1067760 Betamethasone Dipropionate Related Compound F  United States Pharmacopeia (USP) Reference Standard 66917-44-0 30mg $1480 2026-04-30 Buy
Usbiological 262573 Betamethasone 9,11-epoxide 17,21-dipropionate 66917-44-0 2mg $446 2026-06-03 Buy
Usbiological 262573 Betamethasone 9,11-epoxide 17,21-dipropionate 66917-44-0 5mg $679 2026-06-03 Buy
Usbiological 262573 Betamethasone 9,11-epoxide 17,21-dipropionate 66917-44-0 10mg $1044 2026-06-03 Buy
Usbiological 262573 Betamethasone 9,11-epoxide 17,21-dipropionate 66917-44-0 25mg $1650 2026-06-03 Buy
Product number Packaging Price Buy
1067760 30mg $1480 Buy
262573 2mg $446 Buy
262573 5mg $679 Buy
262573 10mg $1044 Buy
262573 25mg $1650 Buy

BetaMethasone 9,11-Epoxide 17,21-Dipropionate Chemical Properties,Uses,Production

Chemical Properties

White Solid

Uses

Betamethasone (B327000) impurity, as antiinflammatory agent.

Uses

Betamethasone 9,11-Epoxide 17,21-Dipropionate (Betamethasone Dipropionate EP Impurity F) is an impurity of Betamethasone (B327000), an antiinflammatory agent.

BetaMethasone 9,11-Epoxide 17,21-Dipropionate Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 59)Suppliers
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BOC Sciences
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Shandong Boluoda Biological Technology Co., Ltd. 0531-68659041 2310993908@qq.com China 3154 58
Shanghai Kewel Chemical Co., Ltd. 021-64609169 18901607656 greensnown@163.com China 9883 50
Hubei Yangxin Medical Technology Co., Ltd. 15374522761 3003392093@yongstandards.com China 9995 55
BetaMethasone 9,11-Epoxide 17,21-Dipropionate (9β,11β,16β)-9,11-Epoxy-16-Methyl-17,21-bis(1-oxopropoxy)pregna-1,4-diene-3,20-dione Beclomethasone Propionate Impurity J(EP) Betamethasone Dipropionate impurity 4/Betamethasone Dipropionate EP Impurity F/Beclomethasone Dipropionate EP Impurity J/9,11?-Epoxy-16?-methyl-3,20-dioxo-9?-pregna-1,4-diene-17,21-diyl dipropanoate Betamethasone 9|A,11|A-epoxide 17,21-Dipropionate Beclomethasone EP Impurity J Beclomethasone Dipropionate EP Impurity J Beclomethasone Dipropionate impurity 7/Beclomethasone Dipropionate EP Impurity J/Betamethasone Dipropionate EP Impurity F BecloMethasone 9,11-Epoxide 17,21-Dipropionate EpoxybetaMethasone-17,21-dipropionate Beclomethasone Dipropionate Impurity J Beclometasone Dipropionate EP Impurity J Betamethasone Dipropionate Impurity 6(Betamethasone Dipropionate EP Impurity F) Beclomethasone Dipropionate EP Impurity J (Betamethasone Dipropionate EP Impurity F) Betamethasone Dipropionate EP Impurity F (Beclometasone Dipropionate EP Impurity J) 2-oxo-2-((4aS,4bS,5aS,6aS,7R,8S,9aS,9bS)-4a,6a,8-trimethyl-2-oxo-7-(propionyloxy)-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)ethyl propionate Beclomethasone Impurity 1 Beclometasone Dipropionate EP Impurity J (Betamethasone Dipropionate EP Impurity F) Beclomethasone propionate EP impurity J Beclomethasone Impurity 9(Beclometasone Dipropionate EP Impurity J) Beclomethasone Propionate Impurity J Beclometasone Impurity J Beclometasone Propionate EP Impurity J 2-Oxo-2-((4aS,4bS,5aS,6aS,7R,8S,9aS,9bS)-4a,6a,8-trimethyl-2-oxo-7-(propionyloxy)-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)ethyl propionate (Betamethasone Dipropionate Impurity) Pregna-1,4-diene-3,20-dione, 9,11-epoxy-16-methyl-17,21-bis(1-oxopropoxy)-, (9β,11β,16β)- Betamethasone Dipropionate EP Impurity F (Betamethasone Dipropionate USP Related Compound F, Beclometasone Dipropionate EP Impurity J) Beclometasone Impurity 12 Beclometasone Dipropionate Imp. J (EP): Betamethasone 9,11-epoxide 17,21-dipropionate Betamethasone dipropionate impurity 3 Betamethasone Dipropionate EP Impurity F 66917-44-0 Intermediates & Fine Chemicals Metabolites & Impurities Pharmaceuticals Steroids