Quality Factory Supply 99% Pure 2-bromo-9,11beta-dichloro-6beta-fluoro-17,21-dihydroxypregna-1,4-diene-3,20-dione 17,21-di(acetate) 57781-16-5 with Efficient Delivery

Q: What is the CAS number for 2-bromo-9,11beta-dichloro-6beta-fluoro-17,21-dihydroxypregna-1,4-diene-3,20-dione 17,21-di(acetate)?

The CAS number of 2-bromo-9,11beta-dichloro-6beta-fluoro-17,21-dihydroxypregna-1,4-diene-3,20-dione 17,21-di(acetate) is 57781-16-5.

Q: What is 2-bromo-9,11beta-dichloro-6beta-fluoro-17,21-dihydroxypregna-1,4-diene-3,20-dione 17,21-di(acetate) (57781-16-5) used for?

2-bromo-9,11ß-dichloro-6ß-fluoro-17,21-dihydroxypregna-1,4-diene-3,20-dione 17,21-di(acetate) is a complex organic compound belonging to the class of steroids. It is characterized by the presence of a pregnane core structure, which is a type of steroid with a specific carbon skeleton. This particular compound features a bromine atom at the 2nd position, two chlorine atoms at the 9th and 11th positions, a fluorine atom at the 6th position, and two hydroxyl groups at the 17th and 21st positions. The 3rd and 20th carbon atoms are connected through a ketone group, and the hydroxyl groups at the 17th and 21st positions are acetylated, meaning they are esterified with acetic acid. 2-bromo-9,11beta-dichloro-6beta-fluoro-17,21-dihydroxypregna-1,4-diene-3,20-dione 17,21-di(acetate) is likely to be used in pharmaceutical or chemical research due to its unique structure and potential biological activities.

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Quality Factory Supply 99% Pure 2-bromo-9,11beta-dichloro-6beta-fluoro-17,21-dihydroxypregna-1,4-diene-3,20-dione 17,21-di(acetate) 57781-16-5 with Efficient Delivery

Molecular Formula: C25H28 Br Cl2 F O6
Molecular Weight: 594.302
Melting Point: 244 - 246 °C
Boiling Point: 639.4°Cat760mmHg
Flash Point: 340.5°C
PSA： 86.74000
Density: 1.5g/cm³
LogP: 4.97770

57781-16-5 Process route

: 57781-16-5
2-bromo-9,11β-dichloro-6β-fluoro-17,21-dihydroxypregna-1,4-diene-3,20-dione 17,21-di(acetate)

Conditions

Conditions	Yield
Olefin 22, N-Chlorsuccinimid;

: 57781-16-5
Acetic acid (6R,8S,9R,10S,11S,13S,14S,17R)-17-(2-acetoxy-acetyl)-2-bromo-9,11-dichloro-6-fluoro-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl ester