The name of Chinese betamethasone
English name Betamethasone
-11b methyl 16b-, 17a, -9a-, 21- three hydroxy -1,4-, -3,20-, two
RN 378-44-9 CAS
EINECS No. 206-825-4
Molecular formula C22H29FO5
Molecular weight 392.4611
Dangerous goods mark
Risk term
Safety terminology
Physical and chemical properties of colored crystalline powder. Melting point 231-234 C (decomposition). No smell. Is also the betamethasone acetate ([987-24-6]) of the white crystalline powder, melting residues 205-208 DEG C, slightly soluble in alcohol, ethanol, is highly insoluble in chloroform or ether, insoluble in water, odorless.
Use hormone drugs. Mainly used for anti-inflammatory and anti allergy. For rheumatoid arthritis and all kinds of skin diseases. Betamethasone effect with dexamethasone, the anti-inflammatory effect of dexamethasone and triamcinolone hydrocortisone and strong than the, side effects.