Production of 5-aminopyrazoles substituted in the 1-position
    2.
    发明授权
    Production of 5-aminopyrazoles substituted in the 1-position 失效
    在1位置取代5-氨基吡唑的生产

    公开(公告)号:US3682913A

    公开(公告)日:1972-08-08

    申请号:US3682913D

    申请日:1970-03-16

    申请人: BASF AG

    IPC分类号: C07D231/38 C07D51/42

    CPC分类号: C07D231/38

    摘要: The production of 5-aminopyrazoles by reaction of malonodialdehyde dioxime with nitrous acid followed by reaction of the product thus obtained with a hydrazine compound. The compounds which can be prepared by the process according to the invention are valuable starting materials for the production of dyes and pesticides.

    摘要翻译: 通过丙二醛二肟与亚硝酸的反应生成5-氨基吡唑,随后将由此得到的产物与肼化合物反应。 可通过本发明方法制备的化合物是生产染料和杀虫剂的有价值的起始原料。

    Manufacture of indazoles
    6.
    发明授权
    Manufacture of indazoles 失效
    制造吲唑

    公开(公告)号:US3862958A

    公开(公告)日:1975-01-28

    申请号:US30424172

    申请日:1972-11-06

    申请人: BASF AG

    IPC分类号: C07D231/56 C07D249/10

    CPC分类号: C07D249/10 C07D231/56

    摘要: Preparation of indazoles by reacting o-toluidines with alkyl nitrites, esters of glycols or glycol derivatives with nitrous acid, and/or nitrous gases in the presence of acetic anhydride, an alkali metal salt of an alkanoic acid and an organic solvent followed by elimination of the acetyl group from the 1acetylindazole formed. The compounds prepared by the process of the invention are valuable intermediates in the manufacture of dyes, pharmaceuticals and pesticides.

    摘要翻译: 在乙酸酐,链烷酸的碱金属盐和有机溶剂的存在下,使邻甲苯胺与亚硝酸烷基酯,二醇或二醇衍生物与亚硝酸的酯和/或亚硝基气体反应制备吲唑,然后除去 形成来自1-乙酰基吲唑基的乙酰基。 通过本发明方法制备的化合物是制造染料,药物和农药的有价值的中间体。

    Production of o-aminobenzonitriles
    7.
    发明授权
    Production of o-aminobenzonitriles 失效
    O-氨基苯并噻唑的生产

    公开(公告)号:US3665029A

    公开(公告)日:1972-05-23

    申请号:US3665029D

    申请日:1969-06-23

    申请人: BASF AG

    IPC分类号: C07C121/78

    摘要: Production of o-aminobenzonitriles by thermal decomposition of isatin Beta -oximes in the presence of basic compounds. The new products are starting materials for the production of dyes and pesticides.

    Production of malonodialdehyde dioxime
    8.
    发明授权
    Production of malonodialdehyde dioxime 失效
    生产马龙霉菌二氧化物

    公开(公告)号:US3634514A

    公开(公告)日:1972-01-11

    申请号:US3634514D

    申请日:1969-01-14

    申请人: BASF AG

    发明人: ARMBRUST HERBERT

    IPC分类号: C07D295/10 C07C131/00

    CPC分类号: C07D295/10

    摘要: PRODUCTION OF MALONODIALDEHYDE DIOXIME BY REACTION OF B-AMINOACROLEINS WITH HYDROXYLAMINE. THE PRODUCTS ARE VALUABLE STARTING MATERIALS FOR THE PRODUCTION OF DYES AND HERBICIDES.