| Patents for C07C 37 - Preparation of compounds having hydroxy or o-metal groups bound to a carbon atom of a six-membered aromatic ring (10,407) |
|---|
| 10/06/1998 | US5817891 Preparation of alkylphenols |
| 10/06/1998 | US5817890 Aromatizing of a corresponding cyclohexane epoxy compounds |
| 10/06/1998 | US5817888 Bromination process |
| 10/06/1998 | US5817846 Meadowfoam alkoxylated esters |
| 10/01/1998 | WO1998042647A1 Process for the manufacture of 2-bromo-6-methoxynaphthalene |
| 09/30/1998 | EP0867424A1 A process for the preparation of alpha and beta naphthol by hydroxylation of naphthalene using an organotransition metal complex |
| 09/23/1998 | EP0866049A2 Chlorination of aromatic compounds and catalysts therefor |
| 09/23/1998 | EP0866048A2 Chlorination of aromatic compounds and catalystst therefor |
| 09/23/1998 | CN1039902C Combined process for production of 1-naphthol and beta-naphthol |
| 09/22/1998 | US5811599 Using anhydrous titanium silicate catalyst |
| 09/22/1998 | US5811598 Process for the recovery of phenol from an aqueous stream containing NA.sub. SO4 |
| 09/16/1998 | EP0864566A2 Process for preparation of hydroxynaphthalenes |
| 09/16/1998 | CN1193007A Process for synthesizing mixed tertbutyl-phenol |
| 09/15/1998 | US5808167 Selective introduction of active sites for hydroxylation of benzene |
| 09/11/1998 | WO1998039279A1 Novel 1,3-diphenylpropane derivatives having inhibitory activity against tyrosinase and process for preparation thereof |
| 09/09/1998 | EP0863195A1 Phenol tar cracking process |
| 09/09/1998 | EP0863121A1 PROCESS FOR PREPARING m-HYDROXYALKYLBENZENE |
| 09/09/1998 | EP0862544A1 Process for purifying a 2,6-dialkylphenol |
| 09/09/1998 | CN1039707C Method for prepn. of P-nonylphenyl |
| 09/02/1998 | EP0861688A1 Process for the hydroxylation of aromatic hydrocarbons |
| 08/27/1998 | WO1998037046A1 PROCESS FOR THE MANUFACTURE OF TETRABROMOBISPHENOL-A WITH CO-PRODUCTION OF n-PROPYL BROMIDE |
| 08/26/1998 | EP0859812A1 Process for improving color of basic metal organic salts and stabilizing halogen-containing polymers therewith |
| 08/13/1998 | WO1998034894A2 Hydroperoxide decomposition process |
| 08/13/1998 | WO1998030528A3 Production of racemic 2-(6-methoxy-2-naphthyl)propionic acid or precursors thereof |
| 08/13/1998 | CA2279493A1 Hydroperoxide decomposition process |
| 08/12/1998 | EP0857710A1 Method for determination of salt stoichiometry |
| 08/11/1998 | US5792886 Methylation of 6-bromo-2-naphthol with methyl bromide to 2-bromo-6-methoxynaphthalene; forming grignard; reacting with a lower alkyl 2-bromopropionate |
| 08/05/1998 | EP0856505A1 Process for the selective preparation of 2,2'-bis(4-hydroxyphenyl)propanes |
| 08/05/1998 | EP0856504A1 Process for producing 3,3',5,5'-tetra-t-butylbiphenol |
| 08/04/1998 | US5789628 Production of 2,2'-bis (4-hydroxyphenyl) propanes in the presence of organopolysiloxanes containing sulphonate and mercapto groups |
| 07/29/1998 | EP0854850A1 Low metal ion containing 4,4'-(1-(4-(1-(4-hydroxyphenyl)-1-methylethyl)phenyl)ethylidene)bisphenol and photoresist compositions therefrom |
| 07/28/1998 | US5786522 Manufacture of bisphenol-A |
| 07/28/1998 | US5786388 Prepared by the reaction of an alcohol and meadowfoam fatty, methyl ester or triglyceride in personal care application |
| 07/28/1998 | US5785823 Process for the purification of bisphenol |
| 07/23/1998 | WO1998031651A1 Process for preparing bis-(4-hydroxyaryl-)-alkanes |
| 07/23/1998 | DE19701278A1 Verfahren zur Herstellung von Bis-(4-hydroxyaryl)-alkanen Alkanes process for the preparation of bis (4-hydroxyaryl) |
| 07/22/1998 | EP0853647A1 Fluorinated xanthene derivatives |
| 07/21/1998 | US5783733 Process for manufacture of bisphenol |
| 07/16/1998 | WO1998030528A2 Production of racemic 2-(6-methoxy-2-naphthyl)propionic acid or precursors thereof |
| 07/16/1998 | CA2276292A1 Production of racemic 2-(6-methoxy-2-naphthyl)propionic acid or precursors thereof |
| 07/14/1998 | US5780690 Bisphenol synthesis on modified ion-exchange resins using specially purified carbonyl compounds |
| 07/14/1998 | US5780643 Reaction product of aminoethylethanolamine and meadowfoam compound selected from meadowfoam oil, meadowfoam methyl ester and meadowfoam acid; lubricant additive and chemical intermediate to make amphoteric surfactants |
| 07/14/1998 | US5780563 Catalytic polymerization in presence of a catalyst support comprising at least one metal salt of a strong bronsted acid |
| 07/09/1998 | WO1998029385A1 Recovery of anhydrous alkanesulphonic acids |
| 07/08/1998 | EP0781263A4 Reduced methyl bromide process for making tetrabromobisphenol-a |
| 07/07/1998 | US5777180 Reacting ketone and phenol in presence of an ion exchange resin catalyst and mercaptan compound |
| 06/25/1998 | WO1998027039A1 Improved method for producing phenol and acetone from cumol |
| 06/24/1998 | EP0848693A1 Isomerization of bisphenols |
| 06/24/1998 | CN1185427A Process for preparing 1, 1, 1, -tri(4-hydroxyphenyl) ethane |
| 06/24/1998 | CN1185426A Process for preparing alkylphenol |
| 06/23/1998 | US5770763 Polyarylcyclobutenes derived from 3,6 functionalized mono and dicyclobutabenzene |
| 06/23/1998 | US5770751 Meadowfoam sulfosuccinates |
| 06/18/1998 | DE19755026A1 Verbessertes Verfahren zur Herstellung von Phenol und Aceton aus Cumol An improved process for producing phenol and acetone from cumene |
| 06/17/1998 | EP0847975A1 Method for preparing and purifying 1,1,1-tris(4-hydroxphenyl)ethane |
| 06/16/1998 | US5767327 Dissolving substituted biphenyl compound in alkanoic acid or alkanediol solvent, adding peroxide or oxygen oxidizing agent to form diphenoquinone |
| 06/16/1998 | US5767321 Metal-ligand complex catalyzed processes |
| 06/11/1998 | WO1998024747A1 A process for the preparation of nabumetone |
| 06/10/1998 | EP0729447A4 Method of making 1,1-bis-(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane |
| 06/09/1998 | US5763717 Dehydrogenation of cyclohexyl compounds using supported rhodium nitrate catalyst |
| 06/09/1998 | US5763699 Process for preparing 2,2-diphenylhexafluoropropanes |
| 06/09/1998 | US5763686 Method for preparing 1,1,1-tris(4-hydroxyphenyl)ethane |
| 06/02/1998 | US5760260 Cosmetics, oxidation resistance and tasteless compounds for lipsticks |
| 06/02/1998 | US5759942 Ion exchange resin catalyst for the synthesis of bisphenols and the process for preparing the same |
| 05/28/1998 | WO1998022419A1 Method for preparing a 4-hydroxybenzaldehyde and derivatives |
| 05/26/1998 | US5756861 Method for production for phenol and its derivatives |
| 05/26/1998 | US5756860 Melting mixture of bisphenol compounds, cooling to solidify |
| 05/26/1998 | US5756859 Heating a mixture of phenol and 2,4-pentanedione in molar ratio 6:1 under acidic conditions in presence of mercapto compound as promoter to produce a mixture of bisphenol a and product, separation by solvent extraction, decoloration |
| 05/26/1998 | US5756851 Debromination; separation; methylation; etherification; contacting 2-bromo-6-methoxynaphthalene with methyl vinyl ketone; hydrogenation |
| 05/26/1998 | US5756834 Process for preparing fluorinated aromatics |
| 05/26/1998 | US5756781 Method for making tris(hydroxyphenyl) compounds using ion exchange |
| 05/20/1998 | CN1182079A Process for producing 1, 3 -di -(2 -hydroperoxy -2 -propyl) benzene |
| 05/20/1998 | CN1182072A Method for transport and storage of phenol |
| 05/20/1998 | CN1038395C Ion exchange resin catalyzer for syntehsising bisphenol and preparation thereof |
| 05/12/1998 | US5750743 Method for preparing a solution of an alkali salt of anthrahydroquinone |
| 05/12/1998 | US5750009 Method for purifying natural cresylic acid mixtures |
| 05/07/1998 | DE19746627A1 Blockage-free production of 1,3-di-(2-hydroperoxy-2-propyl)benzene |
| 05/06/1998 | EP0801638A4 Process to produce tetrabromobisphenol with the reduced formation of alkyl bromide by-products |
| 05/06/1998 | EP0790859B1 Device for bringing pourable solids into contact with gases or liquids |
| 04/30/1998 | WO1998017616A1 Production of nabumetone or precursors thereof |
| 04/30/1998 | WO1998017615A1 PROCESS FOR PREPARING m-HYDROXYALKYLBENZENE |
| 04/30/1998 | DE19645287A1 Polymerisable m-vinyl:phenol production used for high resolution photoresists |
| 04/30/1998 | DE19645153A1 Polymerisable meta-vinyl:phenol production used for high resolution photoresists |
| 04/30/1998 | CA2265751A1 Production of nabumetone or precursors thereof |
| 04/29/1998 | CN1180063A Fluoroalkyl substituted hydrochinone and its synthesis |
| 04/28/1998 | US5744654 Recovery of para-ethylphenol |
| 04/28/1998 | US5744653 Method for preparing 1,3-dihydroxy-4,6-bis(α-methyl-α(4'-hydroxyphenyl)ethyl)benzene |
| 04/28/1998 | US5744624 Saponification, salt formation, from diester ) |
| 04/28/1998 | US5744617 Process for the preparation of substituted phenols |
| 04/22/1998 | EP0674611B1 Selective hydroxylation of phenol or phenolic ethers |
| 04/21/1998 | US5741954 Controlled heating of mixture of ethylbenzenesulfonic acid isomers(rich in meta-isomer) in sulfuric acid, then steam distillation for removal of ethylbenzene and caustic fusion yields m-ethylphenol |
| 04/21/1998 | US5741919 Highly branched |
| 04/21/1998 | US5741916 Meadowfoam alkanolamides |
| 04/21/1998 | US5741915 Amphoteric surfactants useful in personal care applications |
| 04/21/1998 | US5741821 Use of natural products and related synthetic compounds for the treatment of cardiovascular disease |
| 04/16/1998 | WO1998015514A1 Process for the hydroxylation of benzene |
| 04/16/1998 | WO1998015184A1 Nontoxic extract of larrea tridentata and method of making the same |
| 04/15/1998 | EP0622350B1 Process for producing aromatic hydroxylic compound |
| 04/14/1998 | US5739388 Process for the preparation of aromatic compounds by decarboxylation of aromatic carboxylic acids |
| 04/14/1998 | US5739374 Processes of preparing diphenylheteroalkyl derivatives |
| 04/14/1998 | US5739076 Mixing hydrolyzable titanium compound with compounds of silicon, aluminum and an organic nitrogen base, then crystallization yields titanium-containing zeolite beta |