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    • 42. 发明授权
    • Steroidal[16.alpha.,17-b]naphthaleno-21-carboxylic acid esters
    • 类固醇{816 {60,17-b {9萘-2-甲酸酯
    • US4164504A
    • 1979-08-14
    • US919020
    • 1978-06-26
    • Ravi K. Varma
    • Ravi K. Varma
    • C07J13/00C07J53/00C07J5/00
    • C07J13/005C07J53/002
    • Steroids having the formula ##STR1## wherein R.sub.1 is alkyl, aryl, or arylalkyl; R.sub.2 is hydrogen or halogen; R.sub.3 is hydrogen, methyl or fluorine; R.sub.4 is chlorine, fluorine or hydroxy and R.sub.5 is hydrogen or R.sub.4 and R.sub.5 together are =0; R.sub.6 and R.sub.7 are the same or different and are hydrogen, alkyl, alkoxy, carboalkoxy, formyl, ##STR2## hydroxy, halogen, phenyl or cyano with the proviso that when R.sub.6 and R.sub.7 are different, one of R.sub.6 and R.sub.7 is hydrogen; R.sub.8 is hydrogen or ##STR3## wherein R.sub.9 and R.sub.10 are the same or different and are hydrogen or alkyl have useful antiinflammatory activity.
    • 具有式“IMAGE”的类固醇,其中R 1是烷基,芳基或芳基烷基; R2是氢或卤素; R3是氢,甲基或氟; R4是氯,氟或羟基,R5是氢或R4和R5一起= 0; R6和R7相同或不同,为氢,烷基,烷氧基,烷氧羰基,甲酰基,羟基,卤素,苯基或氰基,条件是当R6和R7不同时,R6和R7之一为氢; R8是氢或者其中R9和R10相同或不同,是氢或烷基具有有用的抗炎活性。