O-(nitroaryl) oximes of 3-keto steroids
    3.
    发明授权
    O-(nitroaryl) oximes of 3-keto steroids 失效
    O-(NITROARYL)3-KETO STEROIDS的OXIMES

    公开(公告)号:US3862193A

    公开(公告)日:1975-01-21

    申请号:US25909272

    申请日:1972-06-02

    申请人: ORTHO PHARMA CORP

    发明人: HIRSCH ALLEN F

    CPC分类号: C07J41/00 C07J75/00

    摘要: O-(Nitroaryl)oximes of variously substituted 3-keto steroids in which the aryl ring is in turn substituted in the ortho and/or para position with nitro groups are antilittering, anabolic and androgenic agents.

    摘要翻译: 其中芳基环在邻位和/或对位与硝基取代的各种取代的3-酮类固醇的O-(硝基芳基)肟是促进剂,合成代谢物和雄激素剂。

    Process for the preparation of pregnane derivatives
    4.
    发明授权
    Process for the preparation of pregnane derivatives 失效
    制备PREGNANE衍生物的方法

    公开(公告)号:US3741997A

    公开(公告)日:1973-06-26

    申请号:US3741997D

    申请日:1971-05-04

    申请人: SCHERING AG

    发明人: BERNDT H WIECHERT R

    CPC分类号: C07J75/00

    摘要: 17 Beta -Hydroxy-17 Alpha -ethynyl steroids are converted to 17-ethers and 17-esters of 17 Alpha -hydroxy-20-keto-pregnane steroids by forming a 17-sulfite ester of the 17 Beta -hydroxy group with thionyl chloride in the presence of base and then reacting the sulfite ester with an alcohol or carboxylic acid in the presence of an Hg salt.

    摘要翻译: 17β-羟基-17α-乙炔基类固醇通过将17β-羟基的17-亚硫酸酯与亚硫酰氯反应,转化成17α-羟基-20-酮 - 孕烷类固醇的17-醚和17-酯 碱的存在,然后在Hg ++存在下使亚硫酸酯与醇或羧酸反应。

    Preparation of 9 11-dichloro steroids
    5.
    发明授权
    Preparation of 9 11-dichloro steroids 失效
    9个11-二氯异烟肼的制备

    公开(公告)号:US3642780A

    公开(公告)日:1972-02-15

    申请号:US3642780D

    申请日:1969-12-19

    申请人: SYNTEX CORP

    发明人: ALVAREZ FRANCISCO

    CPC分类号: C07J5/00 C07J75/00

    摘要: A PROCESS FOR PREPARING 9,11-DICHLORO STEROIDS WHICH INVOLVES THE STEP OF TREATING A 9A-UNSUBSTITUTED-11B-HYDROXY STEROID WITH THIONYL CHLORIDE AND CHLORINE OPTIONALLY IN INERT LIQUID REACTION MEDIA CONTAINING A TERTIARY AMINE. THE 9,11-DICHLORO STEROID PRODUCTS ARE KNOWN, USEFUL ANTI-INFLAMMATORY AGENTS.