Pregna-1,4-diene-3,20-dione,9-chloro-11,17,21-trihydroxy-16-methyl-, (11b,16b)-

Molecular Formula: C₂₂H₂₉ClO₅
Molar mass: 408.92 g/mol
EINECS: 224-585-9
Melting point: 217- 222°C (dec.)
Storage temp: 2-8°C
Appearance: White to off-white solid
Product categories of Beclometasone (CAS NO.4419-39-0): Intermediates & Fine Chemicals;Steroids;Pharmaceuticals
Structure of Beclometasone (CAS NO.4419-39-0):

XLogP3-AA: 2.2
H-Bond Donor: 3
H-Bond Acceptor: 5
IUPAC Name: (8S,9R,10S,11S,13S,14S,16S,17R)-9-Chloro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-3-one
Canonical SMILES: CC1CC2C3CCC4=CC(=O)C=CC4(C3(C(CC2(C1(C(=O)CO)O)C)O)Cl)C
Isomeric SMILES: C[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@@]4([C@]3([C@H](C[C@@]2([C@]1(C(=O)CO)O)C)O)Cl)C
InChI: InChI=1S/C22H29ClO5/c1-12-8-16-15-5-4-13-9-14(25)6-7-19(13,2)21(15,23)17(26)10-20(16,3)22(12,28)18(27)11-24/h6-7,9,12,15-17,24,26,28H,4-5,8,10-11H2,1-3H3/t12-,15-,16-,17-,19-,20-,21-,22-/m0/s1 
InChIKey: NBMKJKDGKREAPL-DVTGEIKXSA-N

 Beclometasone (CAS NO.4419-39-0) has been used for Glucocorticoid .And it can be used in chronic asthma and allergic rhinitis for antiallergic, antiasthmatic (inhalant), and anti-inflammatory (topical).

 Beclometasone (CAS NO.4419-39-0) can be obtained by Dexamethasone .

 Beclometasone ,its cas register number is 4419-39-0.It also can be called Beclocort ; Beclometasona ; Pregna-1,4-diene-3,20-dione, 9-chloro-11,17,21-trihydroxy-16-methyl-, (11beta,16beta)- ; Becotide and Beclomethasone .