Patent number: 5393890
Abstract: A piperidine compound of the formula (I): ##STR1## wherein A is a fused aromatic ring; R is hydrogen, chloro or methoxy; X is (CH.sub.2).sub.n, which may be substituted, in which n is 0 or an integer of 1 to 10, --CH.dbd.CH--, --C.dbd.C--, --O--, --S--, --NH--, --N(COCH.sub.3)--, --N(COOC.sub.2 H.sub.5)--, --N(CHO)--, --N(CH.sub.3)--, --CO--, --SO--, or --SO.sub.2 --; Y is --CH.dbd.CH--, --CH.sub.2 CH.sub.2 --, --CH.sub.2 CO--, --O--, --S--, --NH--, --OCH.sub.2 --, --SCH.sub.2 --, --NHCH.sub.2 --, --CH(OH)CH.sub.2 -- or --CH(OH)CH(OH)--; and Q is substituted or unsubstituted n-hexyl, carboxypropyl, ethoxycarbonylpropyl, cyanopropyl, cyclohexyl, phenyl, indanyl, naphthyl, tetrahydronaphthyl, benzocycloheptyl, piperidinyl, tetrahydroisoquinolinyl, indolyl, pyrolyl, furyl, thienyl, thiazolyl, oxazolyl or N-methylpyrolyl, wherein any one or more of the --(CH.sub.2)-groups of the hexyl, carboxypropyl, ethoxycarbonylpropyl and cyanopropyl groups may be replaced by --CH.dbd.CH--, --C.dbd.
Type:
Grant
Filed:
July 1, 1994
Date of Patent:
February 28, 1995
Assignee:
Ajinomoto Co., Inc.
Inventors:
Masataka Syoji, Kozo Toyota, Chikahiko Eguchi, Ryoto Yoshimoto, Yoshikatsu Koyama, Hideki Domoto, Akira Kamimura
Patent number: 5250681
Abstract: A piperidine compound of the formula (I): ##STR1## wherein A is a fused aromatic ring; R is hydrogen, chloro or methoxy; X is (CH.sub.2).sub.n, which may be substituted, in which n is 0 or an integer of 1 to 10, --CH.dbd.CH--, --C.dbd.C--, --O--, --S--, --NH--, --N(COCH.sub.3)--, --N(COOC.sub.2 H.sub.5)--, --N(CHO)--, --N(CH.sub.3)--, --CO--, --SO--, or --SO.sub.2 --; Y is --CH.dbd.CH--, --CH.sub.2 CH.sub.2 --, --CH.sub.2 CO--, --O--, --S--, --NH--, --OCH.sub.2 --, --SCH.sub.2 --, --NHCH.sub.2 --, --CH(OH)CH.sub.2 -- or --CH(OH)CH(OH)--; and Q is substituted or unsubstituted n-hexyl, carboxypropyl, ethoxycarbonylpropyl, cyanopropyl, cyclohexyl, phenyl, indanyl, naphthyl, tetrahydronaphthyl, benzocycloheptyl, piperidinyl, tetrahydroisoquinolinyl, indolyl, pyrolyl, furyl, thienyl, thiazolyl, oxazolyl or N-methylpyrolyl, wherein any one or more of the --(CH.sub.2)-groups of the hexyl, carboxypropyl, ethoxycarbonylpropyl and cyanopropyl groups may be replaced by --CH.dbd.CH--, --C.dbd.
Type:
Grant
Filed:
February 15, 1991
Date of Patent:
October 5, 1993
Assignee:
Ajinomoto Co., Inc.
Inventors:
Masataka Shoji, Kozo Toyota, Chikahiko Eguchi, Ryota Yoshimoto, Yoshikatsu Koyama, Hideki Domoto, Akira Kamimura
Patent number: RE38257
Abstract: A piperidine compound of the formula (I):
wherein A is a fused aromatic ring; R is hydrogen, chloro or methoxy; X is (CH2)n, which may be substituted, in which n is 0 or an integer of 1 to 10, —CH≡CH—, —C≡C—, —O—, —S—, —NH—, —N(COCH3)—, —N(COOC2H5)—, —N(CHO)—, —N(CH3)—, —CO—, —SO—, or —SO2—; Y is —CH≡CH—, —CH2CH2—, —CH2CO—, —O—, —S—, —NH—, —OCH2—, —SCH2—, —NHCH2—, —CH(OH)CH2— or —CH(OH)CH(OH)—; and Q is substituted or unsubstituted n-hexyl, carboxypropyl, ethoxycarbonylpropyl, cyanopropyl, cyclohexyl, phenyl, indanyl, naphthyl, tetrahydronaphthyl, benzocycloheptyl, piperidinyl, tetrahydroisoquinolinyl, indolyl, pyrolyl, furyl, thienyl, thiazolyl, oxazolyl or N-methylpyrolyl, wherein any one or more of t
Type:
Grant
Filed:
February 10, 1999
Date of Patent:
September 23, 2003
Assignee:
Ajinomoto Co., Inc.
Inventors:
Masataka Shoji, Kozo Toyota, Chikahiko Eguchi, Ryota Yoshimoto, Yoshikatsu Koyama, Hideki Domoto, Akira Kamimura