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Class Information
Number: 552/310
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Cyclohexadiene having atoms double bonded directly at the 1- and 4- positions (e.g., paraquinones, etc.) > Carbon donded directly at the 2-, 3-, 5- or 6- position > At least three carbons bonded directly to the cyclohexadiene
Description: Compounds wherein at least three carbons are bonded directly to the cyclohexadiene ring.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7064124 |
NF-.kappa.B inhibitor containing substituted benzoic acid derivative as active ingredient |
Jun. 20, 2006 |
| 6815565 |
Method for preparing hydroquinones and dihydroxybiphenyl compounds from mixtures of bromophenols and benzoquinones |
Nov. 9, 2004 |
| 6693221 |
Method of preparing mixtures of bromophenols and benzoquinones |
Feb. 17, 2004 |
| 6506539 |
Dye complex and optical information recording medium |
Jan. 14, 2003 |
| 6500972 |
Synthesis of TMBQ with transition metal-containing molecular sieve as catalysts |
Dec. 31, 2002 |
| 6346634 |
Chemical compound containing a superoxide scavenger and an organic nitrate or nitrite moiety |
Feb. 12, 2002 |
| 5804601 |
Aromatic hydroxamic acid compounds, their production and use |
Sep. 8, 1998 |
| 5565586 |
Oxidative process for the preparation of allyl quinone derivatives |
Oct. 15, 1996 |
| 5534548 |
Method of treating preeclampsia |
Jul. 9, 1996 |
| 5318993 |
Antihyperlipidemic benzoquinones |
Jun. 7, 1994 |
| 5310957 |
Tetracyano-1,4-hydroquinone and tetracyano-1,4-benzoquinone |
May. 10, 1994 |
| 5304663 |
Process for the preparation of substituted pentaalkylchromenes |
Apr. 19, 1994 |
| 5304658 |
Quinone derivatives, their production and use |
Apr. 19, 1994 |
| 5288752 |
Compound effective as cerebral insufficiency improver |
Feb. 22, 1994 |
| 5262552 |
Optically active compounds and intermediates thereof, and process for manufacturing same |
Nov. 16, 1993 |
| 5245059 |
Method for the preparation of 2,3,5-trimethylbenzoquinone |
Sep. 14, 1993 |
| 5210239 |
Ouinone derivatives and pharmacological use |
May. 11, 1993 |
| 5208391 |
Tetracyano-1,4-hydroquinone and tetracyano-1,4-benzoquinone |
May. 4, 1993 |
| 5180742 |
Quinone derivatives, their production and use |
Jan. 19, 1993 |
| 5104874 |
Benzoquinone antiallergy and antinflammatory agents |
Apr. 14, 1992 |
| 5104996 |
Process for preparing 2,3,5-trimethylbenzoquinone |
Apr. 14, 1992 |
| 5068367 |
Tetracyano-1,4-hydroquinone and tetracyano-1, 4-benzoquinone |
Nov. 26, 1991 |
| 5041572 |
Preparation of 2,3,5-trimethyl-p-benzoquinone |
Aug. 20, 1991 |
| 4943645 |
Benzoquinone derivatives and production thereof |
Jul. 24, 1990 |
| 4913851 |
Asymmetric synthesis of natural vitamin E. |
Apr. 3, 1990 |
| 4874752 |
Benzoquinone derivatives and production thereof |
Oct. 17, 1989 |
| 4855085 |
Asymmetric synthesis of natural vitamin E |
Aug. 8, 1989 |
| 4853186 |
Water-compatible reducible compounds and their use in analytical compositions and methods |
Aug. 1, 1989 |
| 4828762 |
Process for the production of 2,3,5-trimethylbenzoquinone |
May. 9, 1989 |
| 4818441 |
Quinine derivatines |
Apr. 4, 1989 |
| 4808339 |
Benzoquinone derivatives |
Feb. 28, 1989 |
| 4562004 |
2,3,5,6-Tetrasubstituted p-benzoquinones and their preparation |
Dec. 31, 1985 |
| 4559177 |
Quinone derivatives |
Dec. 17, 1985 |
| 4533554 |
Quinone derivatives and use |
Aug. 6, 1985 |
| 4526719 |
Benzoquinone derivatives and production thereof |
Jul. 2, 1985 |
| 4519948 |
Process for oxidizing a phenol to a p-benzoquinone |
May. 28, 1985 |
| 4491545 |
Preparation of 2,3,5-trimethyl-p-benzoquinone |
Jan. 1, 1985 |
| 4489096 |
Quinone compounds, their production and use |
Dec. 18, 1984 |
| 4482493 |
Method for preparing benzoquinones |
Nov. 13, 1984 |
| 4433159 |
Synthesis of optically active d-alpha tocopherol |
Feb. 21, 1984 |
| 4407757 |
Aralkyl carboxylic acid compounds |
Oct. 4, 1983 |
| 4394315 |
Method for manufacturing p- and o-benzoquinone derivatives |
Jul. 19, 1983 |
| 4393075 |
Quinone compounds and their use in suppressing the production of SRS-A in mammals |
Jul. 12, 1983 |
| 4388312 |
Quinone derivatives, their production and use |
Jun. 14, 1983 |
| 4379939 |
Preparation of nitrogen fertilizers from oxalate esters prepared by the oxidative carbonylation of alcohols over noble metal catalysts utilizing regenerable 2,5-cyclohexadiene-1,4-dione oxidan |
Apr. 12, 1983 |
| 4360469 |
Preparation of quinones by salcomine-catalyzed oxidation of phenols |
Nov. 23, 1982 |
| 4310465 |
Synthesis of vitamin E and quinone intermediates |
Jan. 12, 1982 |
| 4271083 |
6-Hydroxy-1,4-benzoquinone compounds |
Jun. 2, 1981 |
| 4208332 |
Synthesis of optically active vitamin E |
Jun. 17, 1980 |
| 4201638 |
Triple ions of 1,2- and 1,4-dicarbonyl compounds and analogs thereof containing nitrogen and containing two strategic oxygen or nitrogen groups and process for producing same |
May. 6, 1980 |
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