Patents for C07C 25 - Compounds containing at least one halogen atom bound to a six-membered aromatic ring (5,308) |
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06/04/1998 | WO1998023561A1 Chlorobenzene derivatives, liquid-crystal composition, and liquid-crystal display elements |
06/02/1998 | US5760280 Production process for aromatic compounds |
06/02/1998 | US5759443 Cyclopentyl derivatives |
05/28/1998 | WO1998022475A1 Synthesis of fluorophenyl boranes |
05/28/1998 | WO1998022470A1 Tetrakis-pentafluorophenyl borates from pentafluorophenyl grignard reagents |
05/28/1998 | WO1998022413A1 Halogen exchange reactions and uses thereof |
05/28/1998 | CA2271379A1 Halogen exchange reactions and uses thereof |
05/28/1998 | CA2243659A1 Synthesis of fluorophenyl boranes |
05/26/1998 | US5756834 Process for preparing fluorinated aromatics |
05/26/1998 | US5756653 Substituted polythiophenes from highly reactive zinc reagents |
05/20/1998 | EP0842208A1 2,7-aryl-9-substituted fluorenes and 9-substituted fluorene oligomers and polymers |
05/12/1998 | US5750811 Halogenation of benzotrifluoride with chlorine gas in the presence of an iron, antimony or aluminum chloride catalyst and an iodoaryl cocatalyst |
04/30/1998 | WO1998017611A1 Synthesis of perfluoro aromatic boranes and borates |
04/29/1998 | EP0837851A1 Fluorinated phenanthrene derivatives and their use in liquid crystal mixtures |
04/28/1998 | US5744656 Conversion of hexafluorobenzene to bromopentafluorobenzene |
04/28/1998 | US5744638 Treatment of halo carboxylic acid with ammonia using copper catalyst |
04/28/1998 | US5744058 Dienes and liquid-crystalline media |
04/23/1998 | WO1998016486A1 Process for the preparation of substituted aromatic compounds |
04/23/1998 | CA2268304A1 Process for the preparation of substituted aromatic compounds |
04/22/1998 | EP0837048A1 Process for the production of 2,6-dichloro-3,5-di(secondary or tertiary alkyl)toluene |
04/22/1998 | EP0837046A1 Process for preparing o-alkyl-fluoro-benzenes |
04/22/1998 | EP0837045A1 Liquid crystalline compound having alkynyl group, and liquid crystal composition and liquid crystal display device therefrom |
04/21/1998 | US5741949 Continuously feeding excess liquid bromine and non-fused aromatic compound to reaction zone to form mixture, continuously withdrawing after established residence time |
04/21/1998 | US5741922 Coupling agent; surface treatment of magnetic material; heat and oxidation resistance; waterproofing |
04/14/1998 | US5739388 Process for the preparation of aromatic compounds by decarboxylation of aromatic carboxylic acids |
04/09/1998 | WO1998014418A1 Liquid crystal compounds having negative permittivity, liquid crystal compositions, and liquid crystal display device |
04/02/1998 | WO1998013324A1 Fluoroalkylated liquid-crystal compounds, liquid-crystal compositions, and liquid-crystal display elements |
04/02/1998 | WO1998013323A1 Substituted benzene derivative, liquid-crystal composition, and liquid-crystal display element |
04/02/1998 | WO1998013322A1 Terphenyl derivative, liquid-crystal composition, and liquid-crystal display element |
04/02/1998 | WO1998013321A1 Compound having alkadienyl group as side chain, and liquid crystal composition using same |
03/31/1998 | US5734073 Halogenation reactions |
03/25/1998 | CN1177346A Energy-activatable salt with fluorocarbon anions |
03/18/1998 | EP0828700A1 Liquid crystalline compounds having exo-methylene site and liquid crystal compositions comprising the same |
03/17/1998 | US5728480 Poly(4,5,9,10-tetrahydropyrene-2,7-diyl) derivatives and their use as electroluminescence materials |
03/05/1998 | WO1998008792A1 Tetracyclic compound having lateral halogen substituent and liquid crystal composition comprising the same |
03/05/1998 | WO1998008791A1 Fluorovinyl derivative compound, liquid crystal composition, and liquid crystal display device |
03/05/1998 | WO1998008788A1 Preparation of brominated indanes |
03/05/1998 | CA2260069A1 Preparation of brominated indanes |
03/04/1998 | EP0825982A1 Alkyl dihalogenated phenyl-substituted ketoenols useful as pesticides and herbicides |
03/03/1998 | US5723648 Intermediates for anti-microbial benzoheterocyclic compounds |
03/03/1998 | US5723621 Reaction of silylaromatic with aromatic compound to form biaryl compound |
03/03/1998 | US5723613 Process for the free-radical chlorination or bromination of methyl aromatic compounds |
02/26/1998 | WO1998007674A1 Difluorophenyl derivative compound, liquid crystal composition and liquid crystal display device |
02/24/1998 | US5720899 Liquid crystalline compound, liquid crystal composition and liquid crystal display element |
02/12/1998 | WO1998005610A2 Process for preparing fluorine-containing compounds |
02/11/1998 | EP0823413A2 Benzoheterocyclic compounds |
02/05/1998 | WO1998004508A1 NOVEL p-TERPHENYL COMPOUNDS |
02/05/1998 | CA2261339A1 Novel p-terphenyl compounds |
02/04/1998 | EP0822242A2 Non-ozone depleting co-solvent compositions |
02/03/1998 | US5714088 Liquid crystalline compound having branched alkyl group at its side chain and liquid crystal composition containing the same |
01/28/1998 | EP0820426A1 SUBSTITUTED DIBENZ[a,f]AZULENES AND METHODS OF PREPARATION |
01/22/1998 | WO1998002409A1 Method for preparing halogenated 2-amino or 2-acetamido trifluoromethylbenzene derivatives |
01/21/1998 | CN1170715A Production process for aromatic compounds |
01/21/1998 | CN1037098C Pesticidal fluoroolefines |
01/20/1998 | US5710355 Method of making chlorobenzenes |
01/20/1998 | US5710354 Preparation of brominated indanes |
01/20/1998 | US5710320 Components of imaging systems |
01/13/1998 | US5708130 Films, coatings |
01/08/1998 | DE19728182A1 System for decomposition of poly:chloro-bi:phenyls into harmless substance |
12/30/1997 | US5702641 Electrical and chemical stability |
12/29/1997 | EP0813521A1 Energy-activatable salts with fluorocarbon anions |
12/24/1997 | CN1168365A Cyclopentyl derivatives |
12/17/1997 | CN1167748A Process and intermediate compounds for preparation of pesticidal fluoroolefin compounds |
12/16/1997 | US5698755 Process for preparing aromatic olefins using palladacycle catalysis |
12/11/1997 | WO1997046534A1 Process for producing substituted aryl pyrazoles |
12/10/1997 | EP0811596A1 Process and intermediate compounds for the preparation of pesticidal fluoroolefin compounds |
12/10/1997 | EP0811593A1 1,4-diaryl-2-fluoro-2-butene insecticidal and acaricidal agents |
12/10/1997 | CN1167105A 1,4-diaryl-2-fluoro-2-butene insecticidal and acaricidal agents |
12/09/1997 | US5696311 Polyhalogenated methyl-phenyl indanes produced by halogenating in an organic solvent using a metal or metal halide lewis acid catalyst |
12/09/1997 | US5696162 Phenyl or heteroaryl and tetrahydronaphthyl substituted diene compound having retinoid like biological activity |
12/04/1997 | WO1997045389A1 Method of making 1,2,4-trichlorobenzene |
12/04/1997 | DE19621687A1 Verfahren zur Herstellung von substituierten Arylpyrazolen A process for the preparation of substituted arylpyrazoles |
12/03/1997 | EP0809618A1 Process for preparing olefins |
12/03/1997 | CA2206620A1 Process and intermediate compounds for the preparation of pesticidal fluoroolefin compounds |
12/03/1997 | CA2206585A1 1,4-diaryl-2-fluoro-2-butene insecticidal and acaricidal agents |
11/26/1997 | EP0808827A1 Production process for aromatic compounds |
11/06/1997 | WO1997041083A1 Process for the preparation of fluoro compounds from the corresponding amines |
11/04/1997 | US5684217 Process for preparing 3-fluoro-4,6-dichlorotoluene |
11/04/1997 | US5684205 Use of substituted cyclopentane- di- and -triones |
10/29/1997 | CN1163604A Substituted r-biarylbutyric or 5-biarylpentanoic acids and derivatives as matrix metalloprotease inhibitors |
10/21/1997 | US5679879 Process for the production of substituted aromatic hydrocarbons from corresponding anilines by dediazoniation |
10/21/1997 | US5679854 Forming intermediate (e)-n-(2-(fluoromethylene)-4-(p-fluorophenyl)butyl)-n-formyl formamide; hydrolysis |
10/21/1997 | US5679736 Additive fire retardants, process for their preparation and polymeric compositions containing them |
10/21/1997 | US5679285 Low viscosity, stable liquid crystalline media for electrooptical display elements |
10/21/1997 | US5679282 Chiral 2,6-difluorobenzene derivatives |
10/21/1997 | CA2137037C Fluorinated diazabicycloalkane derivatives |
10/14/1997 | US5677320 Phenyl or heteroaryl and tetrahydronaphthyl substituted diene compounds having retinoid like biological activity |
09/30/1997 | US5672791 Process for the preparation of nuclear-halogenated benzotrichlorides from the corresponding benzotrifluorides |
09/25/1997 | WO1997034855A1 Bisalkenyl derivatives, liquid crystalline compounds and liquid crystal compositions |
09/25/1997 | WO1997034589A1 Triaryl methane compounds for sickle cell disease |
09/23/1997 | US5670085 Liquid crystalline compound and liquid crystal |
09/12/1997 | WO1997032832A1 Process for producing fluorinated aromatics and fluorinated nitrogen-containing hetero-aromatics |
09/12/1997 | WO1997020877A3 Poly(9,9'-spiro-bisfluorenes), the production and use of same |
09/12/1997 | CA2248294A1 Process for producing fluorinated aromatics and fluorinated nitrogen-containing hetero-aromatics |
09/11/1997 | DE19608791A1 Verfahren zur Herstellung von fluorierten Aromaten und fluorierten stickstoffhaltigen Heteroaromaten A process for the preparation of fluorinated aromatics and fluorinated nitrogen-containing heteroaromatics |
09/11/1997 | DE19607996A1 Stable liquid crystalline or mesogenic 3-fluoro-cyclohexenyl derivatives |
09/10/1997 | CN1159179A Processes for preparation of (E)-2-fluoromethylene-4-(4-fluorophenyl) butylamine and alkali metal salts of diformylamide |
09/03/1997 | CN1158601A Chlorobenzene derivative and liquid-crystal compsn. containing the same |
09/02/1997 | US5663463 Difluoroethylene compounds and liquid crystal compositions containing them |
09/02/1997 | US5662830 Diene derivative |