Bis-tetrahydroquinoline methine compounds
    41.
    发明授权
    Bis-tetrahydroquinoline methine compounds 失效
    双 - 四氢喹啉酮化合物

    公开(公告)号:US3631049A

    公开(公告)日:1971-12-28

    申请号:US3631049D

    申请日:1969-12-04

    CPC classification number: C07C255/00 C09B23/0058

    Abstract: METHINE DYE COMPOUNDS HAVING THE GENERAL FORMULA

    1-((2-Q,2-Q1,4-Q2,6-((NC-)2-C=CH-),R6-1,2,3,4-TETRAHYDRO

    QUINOL-1-YL)-R3-OOC-NH-R4-NH-COO-R''3-),2-Q,2-Q1,4-Q2,

    6-((NC-)2-C=CH-),R''6-1,2,3,4-TETRAHYDROQUINOLINE

    WHEREIN Q, Q1 AND Q2 EACH IS HYDROGEN OR METHYL; R3 AND R''3 EACH IS LOWER ALKYLENE; R4 IS ALKYLENE, METHYLENEDIPHENYLENE, ARYLENE OR CYCLOHEXYLENEDIMETHYLENE; AND R6 AND R''6 EACH IS HYDROGEN, ALKYL, ALKOXY OR HALOGEN. THE DISCLOSED COMPOUNDS ARE USEFUL AS DYES FOR HYDROPHOBIC TEXTILE MATERIALS SUCH AS POLYESTER FIBERS ON WHICH THE COMPOUNDS EXHIBIT IMPROVED RESISTANCE TO SUBLIMATION.

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