Patents for C07C 66 - Quinone carboxylic acids (322) |
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02/01/1983 | US4371604 Photographic material suited for use in diffusion transfer photography |
11/16/1982 | CA1135713A1 Quinone derivatives |
08/24/1982 | US4346103 Multiple sclerosis |
03/17/1982 | EP0047323A1 1,4-naphthoquinone derivatives and use thereof |
10/21/1981 | EP0038160A1 Quinone compounds, their production and use |
10/21/1981 | EP0038092A1 Photographic material suited for use in diffusion transfer photography |
09/17/1981 | WO1981002574A1 1,4-naphthoquinone derivatives,process for their preparation,and use thereof |
06/02/1981 | US4271083 6-Hydroxy-1,4-benzoquinone compounds |
03/25/1981 | EP0025692A1 Quinone derivatives, their production and use |
02/10/1981 | US4250182 Pharmaceutical composition containing acridone compounds and method of using same |
01/13/1981 | US4244968 Hydroxy- and amino-anthraquinones |
01/07/1981 | EP0021841A2 2,3-Dialkoxy-1,4-quinone derivatives; method of producing 1,4-quinone derivatives |
07/29/1980 | US4215062 Multistage, multizonal; chemical intermediate |
06/10/1980 | US4207104 Diffusion transfer to form metallized dye image of excellent stability |
05/13/1980 | US4202788 Stabilization of aqueous p-benzoquinones |
02/13/1979 | US4139545 Immuno-potentiators |
12/06/1977 | US4061768 Certain cyclic carbonyl compounds used in the prophylaxis of allergic conditions |
10/19/1976 | US3987088 Cyclic carbonyl compounds |
05/25/1976 | US3959482 Fluorenone carboxylic acids for the prevention of the symptoms of asthma and allergin rhinitis |
04/13/1976 | US3950342 Acridone-dicarboxylic acids |
02/17/1976 | US3939276 Cyclic carbonyl compounds |
01/20/1976 | US3933917 Production of dimethylbenzophenone |