Patents for C07C 39 - Compounds having at least one hydroxy or o-metal group bound to a carbon atom of a six-membered aromatic ring (10,875) |
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03/29/1994 | US5298667 Process for producing phenol and methyl ethyl ketone |
03/29/1994 | US5298649 Naphthalene derivative |
03/23/1994 | EP0587949A1 Adsorptive separation of cresol isomers |
03/23/1994 | EP0587776A1 Use of compositions and methods for inhibiting browning in foods and beverages |
03/22/1994 | US5296508 Farnesylated tetrahydro-naphthalenols as hypolipidemic agents |
03/22/1994 | US5296330 Positive photoresists containing quinone diazide photosensitizer, alkali-soluble resin and tetra(hydroxyphenyl) alkane additive |
03/16/1994 | EP0587396A1 Use of hypoxoside derivatives for the treatment of viral infections |
03/16/1994 | EP0587050A1 Process for the preparation of an aromatic group substituted olefins from chloroaromatics |
03/16/1994 | EP0586608A1 Tricyclic polyhydroxylic tyrosine kinase inhibitors |
03/15/1994 | US5294732 Polysubstituted fullerenes and their preparation |
03/15/1994 | US5294724 4-hydroxytetrahydropyran-2-ones and the corresponding dihydroxycarboxylic acid derivatives, salts and esters and a process for their preparation |
03/15/1994 | CA2105187A1 Process |
03/09/1994 | EP0585267A1 Herpesvirus particles and vaccine |
03/08/1994 | US5292970 Alkylation |
03/08/1994 | US5292969 Preparing 1,3,5-trimethyl-2,4,6-tris(3,5-dialkyl-4-hydroxy-benzyl)benzene, acid catalyst |
03/08/1994 | US5292748 Process for the production of substituted vinylbenzenes |
03/08/1994 | CA2105630A1 Method of treating viral infections |
03/02/1994 | CN1083043A Optically active phenol derivatives and preparation thereof |
03/02/1994 | CN1083042A Process for producing highly pure phenol |
03/01/1994 | US5290658 Positive type photoresist composition comprising polyaromatic hydroxy quinone diazide esters as the photosensitive ingredient |
02/23/1994 | EP0583835A1 Process for removal of tar in a phenol preparation process |
02/23/1994 | EP0583712A2 Process for the preparation of bisphenols |
02/23/1994 | CN1082530A Method to manufacture p-nonylphenol |
02/22/1994 | US5288926 Process for preparing a bisphenol |
02/16/1994 | EP0582758A1 Propenyl group-containing naphthalene derivatives and curable resin compositions containing them |
02/16/1994 | EP0582757A1 Propenyl group-containing naphthalene derivatives and curable resin compositiona containing them |
02/09/1994 | EP0582382A2 Optically active phenol derivatives and preparation thereof |
02/09/1994 | CN1081665A Process for preparing bisphenol A of good heat stability |
02/08/1994 | US5284759 Biological production of acetal or ketal substituted benzene compounds |
02/01/1994 | US5283376 Method of phenol extraction from phenol tar |
02/01/1994 | US5283375 Process for high purity tetrabromobisphenol-A |
02/01/1994 | US5283374 Selected phenolic derivatives of 4-(4-hydroxyphenyl)-cyclohexanone and their use as sensitivity enhancers for radiation sensitive mixtures |
02/01/1994 | US5283371 Oxidation of 5-bromo-2-fluorophenyl borane to 5-bromo-2-fluorophenol; etherification using alkali metal phenoxide |
01/25/1994 | US5281689 Polycarbonate from bis[4'-(4-hydroxyphenyl)-phenyl]alkanes |
01/25/1994 | US5281688 Polycarbonate from 1,3-bis(4-hydroxyphenyl)-1,3-dialkylcyclohexanes |
01/20/1994 | WO1994001388A1 Cyclobutabenzene monomers and methods of making and using same |
01/20/1994 | WO1994001387A1 Process for producing cresols |
01/19/1994 | EP0579576A1 2,4-Dialkyl-6-sec-alkylphenols |
01/19/1994 | EP0579261A1 Fluorosubstituted benzene derivatives |
01/19/1994 | EP0578863A1 Method of reducing nitrogen oxide content in gas |
01/19/1994 | CN1080914A Process for preparing 2,2-di(4-hydroxy phenyl) propane |
01/16/1994 | CA2100406A1 2,4-dialkyl-6-sec-alkylphenols |
01/13/1994 | DE4222371A1 New liq. crystal cpds. with terminal chloro or mono-, di- or tri-fluoro gp. - having low viscosity, relatively high dielectric ansiotropy and nematogenity, good performance at low tenmps. and good suppression of smectic phases |
01/12/1994 | EP0578550A1 Process for the para-hydroxyalkylation of hydroxylated aromatic compounds |
01/12/1994 | EP0578194A2 Process for producing phenol and methyl ethyl ketone |
01/08/1994 | CA2099058A1 Process for producing phenol and methyl ethyl ketone |
01/06/1994 | WO1994000423A1 Cross-coupling process of boric acids with halogenated compounds |
01/05/1994 | CN1023398C Preparation for alpha-methyl benzyl phenol |
01/04/1994 | US5276214 Optically active biphenyl derivative and process for optical resolution |
01/04/1994 | US5276213 Special dihydroxydiphenyl bicycloalkanes, their production and their use for the production of high molecular weight polycarbonates |
01/04/1994 | US5276198 Process for producing 2-methyl-1,3-cyclohexanedione and 2-methylresorcinol |
01/04/1994 | CA2099466A1 Optically active phenol derivatives and preparation thereof |
01/04/1994 | CA1325812C Preparation of halogenated phenols |
12/30/1993 | CA2099681A1 Oxidation process of aromatic compounds carrying an oxidable alkyl group |
12/29/1993 | CN1079953A Technique for producing bisphenol A adopting resin method |
12/29/1993 | CN1079952A Process for production of cresols |
12/28/1993 | US5274176 Producing a 4-acetyltrialkylphenol form a trialkyl hydroquinone |
12/28/1993 | US5274141 Designed quinone- and hydroquinone-containing cyclic enediyneols and enediyneones having DNA cleaving and cytotoxic properties |
12/26/1993 | CA2072273A1 Process |
12/23/1993 | DE4220082A1 Linear poly:cyclic cpds. prodn. from boronic acid and halogen cpds. - by cross-coupling in aq. solvent in presence of catalyst and water-soluble borate, esp. prodn. of liquid crystal cpds. with fluoro-phenoxy gp. |
12/22/1993 | CN1079755A Polymerization inhibitor for vinyl aromatics |
12/22/1993 | CN1079675A A process for production of a granula of 2,2-bix(4-hydroxy phenyl) propane |
12/22/1993 | CN1023217C Process for producing phenols |
12/14/1993 | US5270281 Heat-sensitive recording materials and phenol compounds |
12/14/1993 | US5269887 Process for the purification of bisphenols |
12/14/1993 | CA1325228C Process for preparation of phenol |
12/08/1993 | EP0573070A2 Process for purifying phenol |
12/08/1993 | EP0460111B1 Preparation of 4-substituted aryl olefins |
12/01/1993 | EP0572154A1 Tetrabromobisphenol a having a large particle size and process for its production |
12/01/1993 | EP0571947A1 Method for preparing 4,4'-biphenol |
12/01/1993 | EP0571928A1 Acyclic Tocotrienol analogs in the treatment of hypercholesterolemia and hyperlipidemia |
12/01/1993 | EP0571447A1 Catalytic hydroxylation of phenol. |
11/30/1993 | US5266716 Process for the splitting of polycarbonates |
11/30/1993 | CA2096496A1 Acyclic tocotrienol analogs in the treatment of hypercholesterolemia and hyperlipidemia |
11/25/1993 | DE4216597A1 Poly-cyano-arylene ether(s) useful as moulding materials - prepd. by reacting di:halo-benzonitrile(s) with di:alkali di:phenolate(s), esp. those based on 1,1-bis-4-hydroxyphenyl-alkyl-cycloalkane(s) |
11/24/1993 | EP0571042A2 Procedure for the recovery of phenol from its mixtures containing cumene and alpha-methylstyrene |
11/24/1993 | CN1078715A Combined process for production of 1-Naphthol and Beta-Naphthol |
11/23/1993 | US5264636 Process for producing highly pure phenol |
11/23/1993 | US5264598 Fluorine containing epoxy resins and polyimides, nonhygroscopic |
11/23/1993 | US5264085 Method of separating components of phenols mixture by distillation |
11/16/1993 | US5262565 Naphthalene derivatives |
11/16/1993 | US5262552 Reacting mevalonolactol derivative with benzene magnesium chloride derivative to obtain phenylpentanetriol compound, acylation, reduction oxidation |
11/16/1993 | US5262016 Process for purifying phenol |
11/11/1993 | WO1993022261A1 Polymerization inhibitor for vinyl aromatics |
11/11/1993 | CA2118045A1 Polymerization inhibitor for vinyl aromatics |
11/10/1993 | EP0568819A1 Process for the preparation of 3-(hydroxyphenyl)-propionaldehydes and optionally the preparation of 3-(hydroxyphenyl)-propanols |
11/10/1993 | EP0568817A2 Process for producing highly pure phenol |
11/10/1993 | CN1078228A Method and equipment for separating hydrogen chloride from reaction liquid of bi phenol-A |
11/09/1993 | USRE34440 Treatment of dermatological diseases and degeneration of conjunctive tissues; antitumor agent |
11/03/1993 | EP0567857A1 Bisphenol synthesis on modified ion-exchanger resins using especially purified carbonyl compounds |
11/03/1993 | EP0567855A1 Method of production of highly pure bisphenol-A by fractional crystallization |
11/03/1993 | EP0567847A1 Halogenation process in advantageous solvents |
11/02/1993 | US5258554 Reaction of benzyl alcohol and p-chlorophenol, acid catalyst, selectivity |
11/02/1993 | US5258548 Method for preventing coloration of aromatic isocyanate compounds |
11/02/1993 | CA1323879C Melt processable optically anisotropic polymers |
10/27/1993 | EP0567338A2 Method of phenol extraction from phenol tar |
10/27/1993 | EP0566798A1 Bisphenol a production using acid modified clay catalysts |
10/27/1993 | CN1022560C Process for preparing high purity bisphenol A |
10/26/1993 | US5256829 Debromination of dibromonaphthols |
10/26/1993 | US5256809 Method for preparing a salt of 4-hydroxystyrene and for preparing 4-tertiary-butoxycarbonyloxystyrene therefrom |