Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1997-12-15
2000-05-16
Ramsuer, Robert W.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
549 52, 549 53, 549 56, 549 57, C07D33354
Patent
active
060639369
ABSTRACT:
An aromatic carboxylic acid bicyclic sulfur compound of the following formula: ##STR1## wherein X.sup.1 is selected from the group consisting of C.sub.1 to C.sub.4 alkyl, halogen, C.sub.1 to C.sub.4 haloalkyl, C.sub.2 to C.sub.4 alkoxyalkyl, C.sub.1 to C.sub.4 alkoxy and C.sub.1 to C.sub.4 haloalkoxy; each of X.sup.2 and X.sup.3 is independently selected from the group consisting of hydrogen, C.sub.1 to C.sub.4 alkyl and C.sub.1 to C.sub.4 haloalkyl; X.sup.4 is selected from the group consisting of hydrogen, halogen, C.sub.1 to C.sub.4 alkyl, C.sub.1 to C.sub.4 haloalkyl and C.sub.1 to C.sub.4 alkoxy; each of X.sup.5, X.sup.6, X.sup.7 and X.sup.8 is independently hydrogen or C.sub.1 to C.sub.4 alkyl; the bond between X.sup.2 and X.sup.5 is saturated or unsaturated; the bond between X.sup.5 and X.sup.7 is saturated or unsaturated; p is an integer of 0 or 1; and n is an integer of 0, 1 or 2; or a salt thereof.
REFERENCES:
patent: 4609739 (1986-09-01), Gammill
patent: 4885022 (1989-12-01), Baba et al.
patent: 5468722 (1995-11-01), Shibata et al.
patent: 5587484 (1996-12-01), Shibata et al.
Nakamura Kazufumi
Nasuno Ichiro
Sakamoto Masashi
Idemitsu Kosan Co. Ltd.
Ramsuer Robert W.
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