Method for making indene
    3.
    发明授权
    Method for making indene 失效
    制造印花的方法

    公开(公告)号:US4143082A

    公开(公告)日:1979-03-06

    申请号:US816638

    申请日:1977-07-18

    CPC分类号: B01J27/18 C07C5/48

    摘要: Unsubstituted and substituted bicyclic indene precursors more saturated than indene are converted to indene by a dehydrogenation process in which the indene precursor in the presence of an oxygen donor is contacted with a phosphate catalyst.

    摘要翻译: 找到一种简单,经济和直接的生产茚单体的方法存在问题。 这个问题是通过用脱氢方法制备茚单体和取代的茚单体来解决的,其中比茚更饱和的茚前体与磷供体与磷酸酯催化剂接触。 氧供体是O2。 该过程进行温度高于100℃。磷酸盐催化剂由式MaPxOy表示,其中M是一种或多种选自Mg,Sr,Ca,Ba,La,Ce,其他稀土元素,Cr,Mn ,Fe,Co,Ni,Cu,Zn,Sn,Pb,Bi,Te,B,Al,Rh,Sb,As,Ge,U,Th和Ru。 在代表性实施例中,将茚二酮,约五份空气和三份氮气用于每一份二氢化茚蒸气的混合物进料至含有磷酸盐催化剂的反应器中并保持在550℃的温度。

    Tetrahydronaphthyl and cyclopropyl substituted 1,3-butadienes having
retinoid-like activity
    5.
    发明授权
    Tetrahydronaphthyl and cyclopropyl substituted 1,3-butadienes having retinoid-like activity 失效
    四氢萘基和具有类视黄醇样活性的环丙基取代的1,3-丁二烯

    公开(公告)号:US5344959A

    公开(公告)日:1994-09-06

    申请号:US63540

    申请日:1993-05-18

    摘要: Compounds of the formula ##STR1## wherein m is 1-4; R.sub.1 -R.sub.4 independently are hydrogen, lower alkyl of 1 to 6 carbons, Cl, Br, or I; R.sub.5 is hydrogen, lower alkyl of 1 to 6 carbons, Cl, Br, I, lower alkoxy or lower thioalkoxy of 1-6 carbons; R.sub.6 is hydrogen, lower alkyl, Cl, Br, I, OR.sub.11, SR.sub.11, OCOR.sub.11, SCOR.sub.11, NH2, NHR.sub.11, N(R.sub.11).sub.2, NHCOR.sub.11 OR NR.sub.11 --COR.sub.11 ; R.sub.20 is independently hydrogen or lower alkyl; A is (CH.sub.2).sub.n where n is 0-5, lower branched chain alkyl having 3-6 carbons, cycloalkyl having 3-6 carbons, alkenyl having 2-6 carbons and 1 or 2 double bonds, alkynyl having 2-6 carbons and 1 or 2 triple bonds; B is hydrogen, COOH or a pharmaceutically acceptable salt thereof, COOR.sub.8, CONR.sub.9 R.sub.10, --CH.sub.2 OH, CH.sub.2 OR.sub.11, CH.sub.2 OCOR.sub.11, CHO, CH(OR.sub.12).sub.2, CHOR.sub.13 O, --COR.sub.7, CR.sub.7 (OR.sub.12).sub.2, or CR.sub.7 OR.sub.13 O, where R.sub.7 is an alkyl, cycloalkyl or alkenyl group containing 1 to 5 carbons, R.sub.8 is an alkyl group of 1 to 10 carbons, or a cycloalkyl group of 5 to 10 carbons, or R.sub.8 is phenyl or lower alkylphenyl, R.sub.9 and R.sub.10 independently are hydrogen, an alkyl group of 1 to 10 carbons, or a cycloalkyl group of 5-10 carbons, or phenyl or lower aklylphenyl, R.sub.11 is lower alkyl, phenyl or lower alkylphenyl, R.sub.12 is lower alkyl, and R.sub.13 is divalent alkyl radical of 2-5 carbons, have retinoid-like activity.

    摘要翻译: 其中m为1-4的式的化合物: R1-R4独立地是氢,1至6个碳的低级烷基,C1,Br或I; R5是氢,1-6个碳的低级烷基,C1-6的低级烷氧基或低级烷氧基; R6是氢,低级烷基,Cl,Br,I,OR11,SR11,OCOR11,SCOR11,NH2,NHR11,N(R11)2,NHCOR11或NR11-COR11; R 20独立地是氢或低级烷基; A是(CH 2)n,其中n是0-5,具有3-6个碳的低级支链烷基,具有3-6个碳的环烷基,具有2-6个碳的烯基和1或2个双键,具有2-6个碳原子的炔基和 1或2个三键; B是氢,COOH或其药学上可接受的盐,COOR8,CONR9R10,-CH2OH,CH2OR11,CH2OCOR11,CHO,CH(OR12)2,CHOR13O,-COR7,CR7(OR12)2或CR7OR13O,其中R7是烷基 ,碳原子数为1〜5的环烷基或烯基,R8为碳原子数为1〜10的烷基或碳原子数为5〜10的环烷基,或R8为苯基或低级烷基苯基,R9和R10分别为氢,烷基 1〜10个碳原子的环烷基或5-10个碳原子的环烷基,或苯基或低级烷基苯基,R11为低级烷基,苯基或低级烷基苯基,R12为低级烷基,R13为2-5个碳原子的二价烷基,具有 类视黄醇样活性。