4-Hydroxy-2-quinolinone-3-carboxylic acids and salts thereof

Details 4-Hydroxy-2-quinolinone-3-carboxylic acids and salts thereof 4-Hydroxy-2-quinolinone-3-carboxylic acids and salts thereof

Filed on

1979-07-16

Date issued

1981-07-28

Examiner

Daus, Donald G.

Patent Class

Organic compounds -- part of the class 532-570 series

SubClass

Organic compounds

SubSubClass

Heterocyclic carbon compounds containing a hetero ring...

Other Related Categories

546155, C07D491056, C07D21522

Type

Patent

Status

active

Patent number

042811317

Description

ABSTRACT:
Disclosed are compounds which are 4-hydroxy-2-quinolinone-3-carboxylic acids and salts thereof, e.g., 1-allyl-6,7-dimethoxy-4-hydroxy-2-quinolinone-3-carboxylic acid, useful as anti-allergic agents, and prepared by hydrolysis of the corresponding carboxylic acid esters.

REFERENCES:
patent: 3287458 (1966-11-01), Kaminsky et al.
patent: 3506667 (1970-04-01), Kaminsky
patent: 3509257 (1970-04-01), Kaminsky et al.
patent: 3524858 (1970-08-01), Kaminsky et al.
patent: 3542851 (1970-11-01), Patchett et al.
patent: 3590036 (1971-06-01), Lesher et al.
patent: 3761592 (1973-09-01), Mizzoui et al.
patent: 3772301 (1973-11-01), von Strandtmann et al.
patent: 3849421 (1974-11-01), Nakagome et al.
patent: 3853864 (1974-12-01), Santilli et al.
patent: 3960868 (1976-06-01), Ferrini et al.
patent: 3963736 (1976-06-01), Nakagome et al.
patent: 3966743 (1976-06-01), Berger et al.
patent: 4006237 (1977-02-01), Buckle et al.
patent: 4119720 (1978-10-01), Hardtmann
L. Mitscher, Hetercycles, vol. 3, No. 11 (1975), 913-919.
F. Anet et al., Aust. J. Sci. Des. A5 (1952), 412-419.
Derwent Abstract of German DT 2554772 (1978).
Derwent Abstract of German DT 2448387 (1975).
Coutts et al., J. Chem. Soc. (1962), 2518-2521.
McCorkindale, Tetrahedron, (1961) vol. 14, 223-229.
Brown, Aust. J. Chem., vol. 8 (1955), 121-124.
Asahina et al., Uber Skimmianin, vol. 63 (1930), 2052-2057, Ber Deutschen Chemie Gessellschaft.
Grundon, (1955), 4284-4290, J. Chem. Soc.
Brown, Aust. J. Chem., vol. 8 (1954), 348-377.
Ukita et al., Chem. J. Pharma. Bull. Tokyo, 8 (1960), 1016-1020.
Buckle, J. Med. Chem. (1975), 18, No. 7, 726 et seq.
Tomita, Yakugaku Zasshi, 71, 1951, 1100-1112.

Affiliated with

Also associated with

Rating

4-Hydroxy-2-quinolinone-3-carboxylic acids and salts thereof does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with 4-Hydroxy-2-quinolinone-3-carboxylic acids and salts thereof, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and 4-Hydroxy-2-quinolinone-3-carboxylic acids and salts thereof will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-549891