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公开(公告)号:US3835126A
公开(公告)日:1974-09-10
申请号:US16876871
申请日:1971-08-03
Applicant: HOECHST AG
Inventor: MENGLER H , ROSCH G , SCHINZEL E , SMERZ O
IPC: C07D231/06 , C07D49/22
CPC classification number: C07D231/06 , Y10S428/913
Abstract: 1,5-Diaryl-3-styryl pyrazolines, which are obtained by condensation of a distyryl ketone and an aliphatic 4-hydrazinophenyl sulfone, are useful as optical brighteners, especially in admixture with known 1,3-diaryl pyrazoline brighteners.
Abstract translation: 通过二苯乙烯基酮和脂族4-肼基苯基砜的缩合获得的1,5-二芳基-3-苯乙烯基吡唑啉可用作荧光增白剂,特别是与已知的1,3-二芳基吡唑啉增白剂混合。
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公开(公告)号:BR7201853D0
公开(公告)日:1973-06-07
申请号:BR185372
申请日:1972-03-28
Applicant: HOECHST AG
Inventor: FRISCHKORN H , MENGLER H
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公开(公告)号:NO131596B
公开(公告)日:1975-03-17
申请号:NO91071
申请日:1971-03-10
Applicant: HOECHST AG
Inventor: MENGLER H , SCHINZEL E , ROSCH G
IPC: C09B57/00 , C07C45/46 , C07C49/80 , C07C49/807 , C07D231/06 , C08K5/00 , C08K5/34 , C08K5/41 , C09B62/503 , D06L3/12
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公开(公告)号:BR7404051D0
公开(公告)日:1974-12-03
申请号:BR405174
申请日:1974-05-17
Applicant: HOECHST AG
IPC: C09B57/00 , C07D20060101 , C07D251/26 , C07D277/04 , C07D285/00 , C07D295/00 , C07D413/14 , C07D417/14 , C07D513/12 , C08G75/14 , C09B62/04 , D06L3/12 , C07C143/56 , C07D55/20 , C07D55/22 , C07D55/44
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公开(公告)号:SE378105B
公开(公告)日:1975-08-18
申请号:SE304071
申请日:1971-03-10
Applicant: HOECHST AG
Inventor: MENGLER H , SCHINZEL E , ROSCH G
IPC: C09B57/00 , C07C45/46 , C07C49/80 , C07C49/807 , C07D231/06 , C08K5/00 , C08K5/34 , C08K5/41 , C09B62/503 , D06L3/12
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公开(公告)号:BR7407858D0
公开(公告)日:1975-07-29
申请号:BR785874
申请日:1974-09-20
Applicant: HOECHST AG
Inventor: MENGLER H , SCHINZEL E , RISCH G
IPC: C07D20060101 , C07D251/68 , D06L3/12 , D21H3/80
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公开(公告)号:NO131596C
公开(公告)日:1975-06-25
申请号:NO91071
申请日:1971-03-10
Applicant: HOECHST AG
Inventor: MENGLER H , SCHINZEL E , ROSCH G
IPC: C09B57/00 , C07C45/46 , C07C49/80 , C07C49/807 , C07D231/06 , C08K5/00 , C08K5/34 , C08K5/41 , C09B62/503 , D06L3/12
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公开(公告)号:BR7206164D0
公开(公告)日:1973-09-25
申请号:BR616472
申请日:1972-09-06
Applicant: HOECHST AG
IPC: C09B57/00 , C07D231/06 , D06L3/12 , C07D49/10 , D21H3/80
Abstract: Novel pyrazolines are obtained by condensation of substituted propiophenones or vinyl-phenyl-ketones with substituted phenyl hydrazines. The products are useful as optical brighteners of a great variety of the shade of their fluorescence and of an improved fastness to light.
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公开(公告)号:ZA711514B
公开(公告)日:1972-04-26
申请号:ZA711514
申请日:1971-03-08
Applicant: HOECHST AG
Inventor: ROESCH G , MENGLER H , SCHINZEL E
IPC: C09B57/00 , C07C45/46 , C07C49/80 , C07C49/807 , C07D231/06 , C08K5/00 , C08K5/34 , C08K5/41 , C09B62/503 , D06L3/12 , C07D
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公开(公告)号:ZA7101514B
公开(公告)日:1972-04-26
申请号:ZA7101514
申请日:1971-03-08
Applicant: HOECHST AG
Inventor: ROESCH G , MENGLER H , SCHINZEL E
IPC: C09B57/00 , C07C45/46 , C07C49/80 , C07C49/807 , C07D231/06 , C08K5/00 , C08K5/34 , C08K5/41 , C09B62/503 , D06L3/12 , C07D
CPC classification number: C07D231/06 , C07C45/46 , C07C49/80 , C07C49/807 , C07C309/00 , C08K5/0041 , D06L4/60
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