Process for the preparation of perfluoro-2,5-diazahexa-2,4-diene
    12.
    发明授权
    Process for the preparation of perfluoro-2,5-diazahexa-2,4-diene 失效
    制备全氟-2,5-二氮杂卓-2,4-二烯的方法

    公开(公告)号:US3694507A

    公开(公告)日:1972-09-26

    申请号:US3694507D

    申请日:1971-03-11

    Applicant: BAYER AG

    CPC classification number: A01N47/08

    Abstract: Perfluoro-2,5-diazahexa-2,4-diene (CF3-N CF-CF N-CF3) is prepared by reacting N,N''-bis(trifluoromethyl) tetrafluoroethylene diamine (CF3-NH-CF2-CF2-NH-CF3) with sodium fluoride at about 20* to about 70* C.

    Abstract translation: 通过使N,N'-双(三氟甲基)四氟乙烯二胺(CF 3 -NH-CF 2 -CF 2 - )(CH 3) NH-CF 3)与氟化钠在约20℃至约70℃

    Phenyl-azo-indole compounds
    16.
    发明授权
    Phenyl-azo-indole compounds 失效
    苯酚 - 偶氮化合物

    公开(公告)号:US3925350A

    公开(公告)日:1975-12-09

    申请号:US32710973

    申请日:1973-01-26

    Applicant: BAYER AG

    CPC classification number: C09B29/3613 Y10S8/924

    Abstract: Monoazo dyestuffs which in the form of the free acid correspond to the formula

    WHEREIN R1 is alkyl or aryl; R2 is hydrogen or alkyl; R3 is hydrogen, halogen or alkyl; R4 is hydrogen, halogen, alkyl, alkoxy, or nitrile; p or m are 0 or 1 with the sum of the two being 1 or 2; and n is 1 or 2; and A may contain further substituents free of sulfo or sulfato, and their use for the dyeing of natural and synthetic fibre materials, especially for dyeing polyamide fibres. They give level dyeings of good yield with very good fastness to light. They are even absorbed well on polyamide fibres from a neutral to weak acid dye bath. By polyamide fibres there are here especially understood those of synthetic polyamides such as Epsilon -polycaprolactam or condensation products of adipic acid and hexamethylenediamine.

    Process for the preparation of sulfenylated carbamic acid fluoride
    18.
    发明授权
    Process for the preparation of sulfenylated carbamic acid fluoride 失效
    制备磺酰氨基氟化物的方法

    公开(公告)号:US3639471A

    公开(公告)日:1972-02-01

    申请号:US3639471D

    申请日:1968-07-03

    Applicant: BAYER AG

    CPC classification number: C07C271/02

    Abstract: REACTING N-MONO-(SUBSTITUTED- AND UNSUBSTITUTED-ALIPHATIC, E.G. LOWR ALKYL; -CYCLOALOPHATIC, E.G. C5-6 CYCLOALKYL; AND -AROMATIC, E.G. PHENYL AND LHALO-, NITRO-LOWER ALKYL-, LOWER ALKOXY-, LOWER ALKYLMERCAPTO-AND/OR TRIFLUROMETHYL-PHENYL)-SUBSTITUTED CARBAMIC ACID FLORIDE WITH (SUBSTITUTED- AND UNSUBSTITURED-ALLKYL-E.G HALOALKYL; AND -ARYL, E.G. LHALO-, ALKLY-AND-OR NITRO-ARYL, ESPECIALLY -PHENLY) -SULFENIC ACID CHLORIDE OR SULFUR DICHLORIDE OR DISULFUR DICHLORIDE, IN THE PRESENCE OF TERTIARY AMINE AT ACID BINGING AGENT, E.G. AT A TEMPERTURRE OF ABOUT 0-100 C., OPTIONALLY IN THE PRESENCE OF AN INERT ORGANIC SOLVENS USING ABOUT ONE MOL OF THE CARBAMIC ACID FLUORIDE PER MOL OF SAID SULFENIC ACID CHLORIDE OR AT LEAST TWO MOLS PER MOL OF THE SULFUR DICHLORIDE OR DISULFUR DICHLORIDE, TO FORM THE CORRESPONDING AFORESAID N-(SUBSTITUTED- AND UNSUBSTITUTED-ALIPHATIC, -CYLOALIPHATIC AND -AROMATIC)N-((SUBSTITUTED- AND UNSUBSTITUTED-ALKYL AND -ARYL)-SULFENYL)-CARBAMIC ACID FLOURIDE AND BIS(N-SUBSTITUTE-AND UNSUBSTITUTED-ALIPHATIC, -CYLOALIPHATIC OR -AROMATIC-NFLUOROCARBONYL)-AMINO)-SULFIDE AND DISULFIDE, WHICH ARE PARTICULARLY NEW COMPOUNDS WHICH POSSESS ARTHROPODICIDAL, E.G. INSECTICIDAL AND ACARIDCIDALL, AS WELL AS FUNGICIDAL PROPERITES, AND WHICH MAY BE USED AS INTERMEDIATES IN ORGAINC SYNTHESIS.

    Fluorotriazine compounds
    20.
    发明授权
    Fluorotriazine compounds 失效
    氟化合物

    公开(公告)号:US3576804A

    公开(公告)日:1971-04-27

    申请号:US3576804D

    申请日:1968-05-02

    Applicant: BAYER AG

    CPC classification number: C07D251/20

    Abstract: IN THE PROCESS FOR THE PRODUCTION OF DIFLUORO-S-TRIAZINE COMPOUNDS THE IMPROVEMENT WHICH COMPRISES REACTING A 2,4-DICHLOR-S-TRIAZINE COMPOUND CONTAINING IN THE 6-POSITION A HYDROCARBON OR SUBSTITUTED HYDROCARBON RADICAL WHICH IS BOUND DIRECTLY OR VIA A HETERO ATOM, WITH ANHYDROUS HYDROFLUORIC ACID AT A TEMPERATURE OF FROM ABOUT -20*C. TO ABOUT +80*C. UNTIL THE CORRESPONDING 2,4DIFLUORO COMPOUND IS FORMED.

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