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公开(公告)号:CH431761A
公开(公告)日:1967-03-15
申请号:CH1522663
申请日:1963-12-12
Applicant: BASF AG
Inventor: DEHNERT JOHANNES DR , HANSEN GUENTER DR
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公开(公告)号:CH412791A
公开(公告)日:1966-01-31
申请号:CH524963
申请日:1963-04-26
Applicant: BASF AG
Inventor: DEHNERT JOHANNES DR , GROSCH WALTER DR , LUETZEL GERHARD DR , ROHLAND WERNER DR
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公开(公告)号:CH409855A
公开(公告)日:1965-12-15
申请号:CH501663
申请日:1963-04-22
Applicant: BASF AG
Inventor: DEHNERT JOHANNES DR , GROSCH WALTER DR , LUETZEL GERHARD DR , ROHLAND WERNER DR
IPC: D06P20060101
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公开(公告)号:AT240327B
公开(公告)日:1965-05-25
申请号:AT344163
申请日:1963-04-29
Applicant: BASF AG
Inventor: DEHNERT JOHANNES DR , GROSCH WALTER DR , LUETZEL GERHARD DR , ROHLAND WERNER DR
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公开(公告)号:AT239936B
公开(公告)日:1965-05-10
申请号:AT311563
申请日:1963-04-17
Applicant: BASF AG
Inventor: DEHNERT JOHANNES DR , HANSEN GUENTER DR
IPC: C09B26/04 , C09B29/033
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公开(公告)号:AT233141B
公开(公告)日:1964-04-25
申请号:AT356561
申请日:1961-05-05
Applicant: BASF AG
Inventor: BAUMANN HANS DR , DEHNERT JOHANNES DR
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公开(公告)号:DE3677434D1
公开(公告)日:1991-03-14
申请号:DE3677434
申请日:1986-07-30
Applicant: BASF AG
Inventor: DEHNERT JOHANNES DR , LAMM GUNTHER DR , LOEFFLER HERMANN
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公开(公告)号:DE3528759A1
公开(公告)日:1987-02-19
申请号:DE3528759
申请日:1985-08-10
Applicant: BASF AG
Inventor: DEHNERT JOHANNES DR , LAMM GUNTHER DR , LOEFFLER HERMANN
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公开(公告)号:DE3342040A1
公开(公告)日:1985-05-30
申请号:DE3342040
申请日:1983-11-22
Applicant: BASF AG
Inventor: ETZBACH KARL-HEINZ DR , JUENEMANN WERNER DR , DEHNERT JOHANNES DR
Abstract: Compounds of the general formula I I where R1 and R2 independently of one another are each C6-C24-alkyl or are each benzyl which is unsubstituted or substituted by alkyl or by cycloalkyl, and one of the radicals may furthermore be hydrogen, and the rings A, B, C and D can be further substituted by chlorine, methyl or methoxy, with the exception of the compound of the formula +TR are useful as dyes in electrooptical liquid crystal displays or for the production of polarization films.
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