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    5H{8 1{9 benzopyrano-{8 3,4-c{9 piperidines
    1.
    发明授权
    5H{8 1{9 benzopyrano-{8 3,4-c{9 piperidines 失效
    5H {8 1 {9苯并吡喃 - {8,3-c {9哌啶

    公开(公告)号：US3914237A

    公开(公告)日：1975-10-21

    申请号：US15765871

    申请日：1971-06-28

    Applicant: LITTLE INC A

    Inventor： PARS HARRY G ,  GRANCHELLI FELIX E ,  RAZDAN RAJ K

    IPC: C07D491/04

    CPC classification number: C07D491/04

    Abstract: A new series of 1,2,3,4-tetrahydro-5H-(1)benzopyrano(3,4c)pyridines and 5H-(1)benzopyrano-(3,4-c)piperidines, having C.N.S. and cardiovascular activity, and 5-oxo-1,2,3,4-tetrahydro5H-(1)benzopyrano(3,4-c)pyridines used as intermediates in the preparation thereof.

    Abstract translation: 新的1,2,3,4-四氢-5H- [1]苯并吡喃并[3,4-c]吡啶和5H- [1]苯并吡喃并[3,4-c]哌啶的新系列。 和心血管活性，以及​​在其制备中用作中间体的5-氧代-1,2,3,4-四氢-5H- [1]苯并吡喃并[3,4-c]吡啶。

    Pyrano benzopyrans
    2.
    发明授权
    Pyrano benzopyrans 失效
    PYRANO BENZOPYRANS

    公开(公告)号：US3888946A

    公开(公告)日：1975-06-10

    申请号：US33240473

    申请日：1973-02-14

    Applicant: LITTLE INC A

    Inventor： PARS HARRY G ,  RAZDAN RAJ K

    IPC: C07D491/04 ,  C07D27/30

    CPC classification number: C07D491/04 ,  C07D491/052

    Abstract: Novel 7-alkyl-(and 7-cycloalkyl-loweralkyl)9-hydroxy-4,4-dilower-alkyl-1,2,3,4-tetrahydro -(1)benzopyrano (3,4-c)pyrroles; 7alkyl-(and 7-cycloalkyl-lower-alkyl)9-hydroxy-4,4-di-lower alkyl1,2,3,4,3a,9b-hexahydro(1)benzopyrano(3,4-c)pyrroles, and certain ester and ether derivatives thereof. These compounds exhibit CNS activity, and are useful as sedatives or tranquilizers.

    Novel derivatives of tetrahydro-cannabinol
    6.
    发明授权
    Novel derivatives of tetrahydro-cannabinol 失效
    四氢可可卡因的新型衍生物

    公开(公告)号：US3649650A

    公开(公告)日：1972-03-14

    申请号：US3649650D

    申请日：1970-02-13

    Applicant: LITTLE INC A

    Inventor： RAZDAN RAJ K ,  PARS HARRY G

    IPC: C07D311/80 ,  C07D7/18

    CPC classification number: C07D311/80

    Abstract: NOVEL 1-(I-(DILOWER-ALKYLAMINO)ALKYLOXY)-3 ALKYL (AND CYCLOALKYL-LOWER-ALKYL) 6A,7,8,10A- AND 7,8,9,10-) TETRAHYDRO - 6,6,9-TRILOWER-ALKYL-6H-DIBENZO(B,D)PYRANS, AND ACID SALTS THEREOF. THESE COMPOUNDS POSSES BIOLOGICAL ACTIVITY AND ARE USEFUL AS THERAPEUTIC AGENTS.

    Thienobenzopyrans and thiopyranobenzopyrans
    8.
    发明授权
    Thienobenzopyrans and thiopyranobenzopyrans 失效
    噻吩并吡喃并噻喃并苯并吡喃

    公开(公告)号：US3883551A

    公开(公告)日：1975-05-13

    申请号：US21017071

    申请日：1971-12-20

    Applicant: LITTLE INC A

    Inventor： RAZDAN RAJ K ,  PARS HARRY G

    IPC: C07D333/38 ,  C07D495/04 ,  C07D65/08 ,  A61K27/00

    CPC classification number: C07D495/04 ,  C07D333/38

    Abstract: Novel thienobenzopyrans and thiopyranobenzopyrans represented by the formula

    WHEREIN M AND N ARE EACH 0, 1, 2 OR 3 AND M + N IS 2 OR 3; R1 is loweralkyl; R2 is alkyl or cycloalkylloweralkyl and R3 is hydrogen, loweralkyl, loweralkanoyl, carbamyl, N-loweralkylcarbamyl, N,N-diloweralkylcarbamyl, phosphonyl, hemisuccinate or an ester of another such acid, phosphate, dialkylaminoalkyl of the structure

    OR ACID ADDITION SALT THEREOF, OR DIALKYLAMINOALKANOYL OF THE STRUCTURE

    OR ACID ADDITION SALT THEREOF, WHEREIN X IS 1 THROUGH 6 AND R4 and R5 are loweralkyl; the loweralkyl groups containing from 1 through 6 carbon atoms, the alkyl groups containing from 1 through 20 carbon atoms and the cycloalkyl groups containing from 3 through 8 ring carbon atoms. Novel intermediates for the synthesis of these compounds are also disclosed as well as methods for making the compounds.

    Abstract translation: 新型噻吩并苯并吡喃并苯并吡喃并吡喃衍生物，其分子式为M和N，每个0,1,2或3，M + N为2或3; R1是低级烷基; R2是烷基或环烷基低级烷基，R3是氢，低级烷基，低级烷酰基，氨基甲酰基，N-低级烷基氨基甲酰基，N，N-二低级烷基氨基甲酰基，N，N-二低级烷基氨基甲酰基，膦酰基，半琥珀酸酯或另一种酸，磷酸酯，二烷基氨基烷基的酯或其酸性添加盐 ，或其盐或其酸加成盐的盐酸盐，其中X为1至6，R4和R5为低级烷基; 含有1至6个碳原子的低级烷基，含有1至20个碳原子的烷基和含3至8个环碳原子的环烷基。 还公开了用于合成这些化合物的新型中间体以及制备该化合物的方法。

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