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Class Information
Number: 552/295
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.) > Polycyclo ring system having the cyclohexadiene as one of the cyclos
Description: Compounds wherein the cyclohexadiene is part of a polycyclo ring system.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6967255 |
Phenanthrene compounds |
Nov. 22, 2005 |
| 6579994 |
Process for preparation of 2-Methyl-1,4-naphthoquinone |
Jun. 17, 2003 |
| 6528666 |
Process of preparation of flumethasone 21-acetate, or flumethasone and its 17-carboxyl androsten analogue |
Mar. 4, 2003 |
| 6043286 |
Pesticidal compounds |
Mar. 28, 2000 |
| 5847171 |
Molecular organic compound with ferromagnetic properties and a method of producing it |
Dec. 8, 1998 |
| 5714622 |
Molecular organic compound with ferromagnetic properties and a method of producing it |
Feb. 3, 1998 |
| 5679808 |
Tertiary non-linear optical material |
Oct. 21, 1997 |
| 5466839 |
Preparation of p-fuchsones and synthesis of p-dihydroxylated aromatic compounds therefrom |
Nov. 14, 1995 |
| 5466839 |
Preparation of p-fuchsones and synthesis of p-dihydroxylated aromatic compounds therefrom |
Nov. 14, 1995 |
| 5192817 |
Phenanthrene derivatives |
Mar. 9, 1993 |
| 5149849 |
Process for the preparation of quinhydrones |
Sep. 22, 1992 |
| 5140044 |
UCN-1028D derivatives |
Aug. 18, 1992 |
| 5132438 |
Bichromophoric methine and azamethine dyes and process for transferring them |
Jul. 21, 1992 |
| 4992570 |
UCN-1028A and UCN-1028C and process for the production thereof |
Feb. 12, 1991 |
| 4921637 |
Naphthoquinone derivatives |
May. 1, 1990 |
| 4540520 |
Compound useful in detecting ion and method of preparing it |
Sep. 10, 1985 |
| 4170564 |
Refrigerants colored for leak indication with substituted anthraquinone dyes |
Oct. 9, 1979 |
| 4132722 |
Oxidative coupling of alkylphenols catalyzed by metal complexes of diimino acid |
Jan. 2, 1979 |
| 4101561 |
Oxidative coupling of alkylphenols catalyzed by metal complexes of imino acid compounds |
Jul. 18, 1978 |
| 4085124 |
Oxidative coupling of alkylphenols, alkoxyphenols and 1-naphthols catalyzed by metal complexes of amino compounds |
Apr. 18, 1978 |
| 4070383 |
Oxidative coupling of phenols and naphthols |
Jan. 24, 1978 |
| 4067890 |
Oxidative coupling of alkylphenols, alkoxyphenols and naphthols catalyzed by metal complexes of amino carboxylic and amino sulfonic acids |
Jan. 10, 1978 |
| 3962290 |
Process for N,N,N',N'-tetraarylquinone diimonium salts |
Jun. 8, 1976 |
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