其21-乙酸酯熔点260~264℃。叔戊酸酯熔点229~230℃(分解),白色结晶性粉末,略溶于乙醇,微溶于氯仿,甲醇,几乎不溶于水。为外用皮质激素类抗炎药。制剂有乳膏剂,油膏剂,洗剂。
倍他米松CAS号:378-44-9
倍他米松分子式: C22H29FO5
倍他米松英文名称: Betamethasone
倍他米松英文同义词: Betamethasone base; 9a-fluoro-11b,17a,21-trihydroxy-16b-methylpregna-1,4-diene-3,20-dione; 9alpha-fluoro-16beta-methylprednisolone; 9-fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione; (11beta,16alpha)-9-fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione
倍他米松EINECS号: 206-825-4
倍他米松分子量: 392.4611
倍他米松熔点: 235-237℃
倍他米松沸点: 568.2°C at 760 mmHg
倍他米松密度: 2.81E-15mmHg at 25°C
倍他米松闪点: 297.5°C