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| Number | Title | Issue Date |
| 7154007 | Luminous compounds and labeling reagents using the same This invention provides: a compound represented by formula (I): R—Y—(—X-Phe-COCH2COCnF2n+1)m (I) wherein R denotes hydrogen, alkyl, phenyl, or a group capable of binding to a protein, peptid... | 12/26/2006 |
| 7084183 | Difunctional photoinitiators The invention relates to α-hydroxy ketones of formula I or IIa; or mixtures of compounds of formula I and II; or mixtures of compounds of formulae Ia and IIa ... | 08/01/2006 |
| 7074966 | Process for production of R-phenylacetylcarbinol by an enzymatic process in a two-phase system This application relates to a new process for the production of R-phenylacetylcarbinol by an enzymatic process in a liquid two-phase system. ... | 07/11/2006 |
| 7051290 | Graphical interface for receiving eyeglass prescription information A high volume lens curing system is described. The high volume lens curing system is configured to cure multiple eyeglass lenses in a continuous manner. The lens curing system includes a computer-implemented method configured to collect prescription information, sav... | 05/23/2006 |
| 7012160 | Fluorine-containing acetophenone derivative, surface layer material containing the same as photo initiator, article with composite hard coat layer, and method for forming composite hard coat layer The present invention provides a new fluorine-containing acetophenone derivative useful as a photo initiator, and a surface layer material containing the fluorine-containing acetophenone derivative. The present invention provides inexpensively an article with a hard... | 03/14/2006 |
| 7001644 | Surface-active photoinitiators A process for the production of coatings with scratch-resistant durable surfaces that comprise as photoinitiator (B) in a photocurable formulation at least one surface-active photoinitiator, concentrated at the surface of the formulation, of formula (Ia) or (Ib), wh... | 02/21/2006 |
| 6949680 | Ketones as precursors of active compounds A compound of formula wherein Y represents a pyridyl group, or a phenyl group of formula wherein R3 represents a hydrogen atom, a CF3 group or an al... | 09/27/2005 |
| 6930207 | Trifluoroacetylalkyl-substituted phenyl, phenol and benzoyl compounds and related methods of treatment Novel and known trifluoroacetyl-substituted phenyl, phenol and benzoyl compounds for the treatment and/or inhibition of obesity and of concomitant and/or secondary diseases involved therewith, in particular metabolic syndrome and cardiovascular diseases. Novel trifl... | 08/16/2005 |
| 6730814 | Clay based catalytic process for the preparation of acylated aromatic ethers This invention relates to a process for the preparation of acylated aromatic ethers, in particular the acylation of anisole (methoxybenzene) and veratrole (1,2-dimethoxybenzene) for the preparation of corresponding acylated aromatic ether, namely, p-methoxyacetophen... | 05/04/2004 |
| 6589921 | Cyclic compounds and their use as precursors of fragrant alcohols Compounds of the formula: ##STR1## in which the dotted lines indicate the position of single or double bonds, R1 represents a radical belonging to a fragrant alcohol of the formula R1 OH, X represents a nucleophilic group selected fr... | 07/08/2003 |
| 6455578 | Aromatic derivatives and iron complexes thereof for the use as normalizing agents of the iron level The present invention is directed to aromatic derivatives of formula (I), wherein: R1 is (a), wherein R3 and R4 are selected from between H and OH, provided that R3 and R4 are not simultaneously H, an... | 09/24/2002 |
| 6441244 | Benzophenones and the use thereof as photoinitiators The invention relates to new compounds of the formula (I) ##STR1## in which R is phenyl, C1-4 alkyl-, C1-4 alkoxy- or halogen-substituted phenyl, naphthyl or an aromatic ring containing heteroatoms; X is O or S; R1 and R2 | 08/27/2002 |
| 6388123 | Substituted phenyl keto enols as pesticides and herbicides The present invention relates to novel compounds of the formula (I) ##STR1## in which Het represents one of the groups ##STR2## in which A, B, D, G, V, W, X, Y and Z are as defined in the description, processes and intermediates for their preparation, and to ... | 05/14/2002 |
| 6380436 | Process for the synthesis of alkoxyalkyl (trifluormethylphenyl) methanones A new process is described for the preparation of (alkoxyalkyl)(4-trifluoromethylphenyl)methanones. The process comprises reacting a 4-trifluoromethylbenzonitrile with an alkoxyalkyl Grignard in the presence of a suitable polar aprotic solvent. The compou... | 04/30/2002 |
| 6284915 | Process for preparing 2-amino malonic acid derivatives and 2-amino-1,3-propanediol derivatives, and intermediates for preparing the same A process for preparing 2-amino malonic acid derivatives of formula (1): ##STR1## wherein A is linear or branched chain alkylene having from 1 to 10 carbon atoms, R1 is linear or branched chain alkyl having from 2 to 20 carbon atoms, R2 | 09/04/2001 |
| 6225500 | Method for the cyclotrimerization of alkynes in aqueous solutions This invention discloses an improved method for the [2+2+2] cyclotrimerization reaction in aqueous solutions using a water soluble transition metal catalyst.... | 05/01/2001 |
| 6008268 | Photoreactor composition, method of generating a reactive species, and applications therefor A method of generating reactive species which includes exposing a photoreactor composition to radiation, in which the photoreactor composition comprises a wavelength-specific sensitizer associated with one or more reactive species-generating photoinitiato... | 12/28/1999 |
| 5942290 | Molecular complex compounds of acylphosphine oxide and -hydroxy ketones as photoinitiators Molecular complex compounds comprising a mono-, bis- or trisacylphosphine oxide compound with an -hydroxy ketone compound are suitable as photoinitiators for the photopolymerization of free-radically polymerizable compounds.... | 08/24/1999 |
| 5866723 | Benzoyl derivatives and synthesis thereof The present invention relates to novel 4-halo-2-fluoro-5-alkylbenzoyl compounds and their methods of manufacture. These compounds are useful for the preparation of agricultural chemicals and medicines, particularly as intermediates for an active class of ... | 02/02/1999 |
| 5739175 | Photoreactor composition containing an arylketoalkene wavelength-specific sensitizer A method of generating reactive species which includes exposing a photoreactor composition to radiation, in which the photoreactor composition comprises a wavelength-specific sensitizer associated with a reactive species-generating photoinitiator. Also de... | 04/14/1998 |
| 5684206 | ଲ-aminovinyl ketones, a preparation process and their use in the preparation of ଲ-diketones Novel ଲ-aminovinyl ketones of the general formula ##STR1## wherein R1 is, in particular, an alkenyl, alkynyl, cycloalkyl or cycloalkenyl group; R2 is, in particular, an electron-attracting substituent such as nitro, acyl, ... | 11/04/1997 |
| 5650533 | Intermediates to herbicidal 4-substituted isoxazoles The invention relates to 4-substituted isoxazole derivatives of formula I: ##STR1## wherein R, R1, R2, Q and n have the meaning defined in the description which possess valuable herbicidal properties.... | 07/22/1997 |
| 5516931 | Release tag compounds producing ketone signal groups A release tag reagent suitable for use in the chemical analysis of a substance to be detected comprises signal, release, and reactivity groups. A class of release tag compounds that are cleaved to release as signal groups very stable electrophoric ketones... | 05/14/1996 |
| 5510539 | Liquid photoinitiator mixtures Liquid highly active photoinitiators are obtained by dissolving a solid photoinitiator of the titanocene type in liquid photoinitiators of the acetal or ketal type. The liquid mixtures have a long dark storage stability.... | 04/23/1996 |
| 5506348 | Matrix for matrix-assisted laser desorption mass spectroscopy The invention relates to a composition comprising (a) at least one ammonium salt of an inorganic or organic acid, (b) a compound of formula I ##STR1## wherein R is an aliphatic hydrocarbon radical of 1 to 12 carbon atoms or an aliphatic hydrocarbon radica... | 04/09/1996 |
| 5475145 | ଲ-diketones, processes for making ଲ-diketones and use of ଲ-diketones as stabilizers for PVC The present invention is directed to compositions containing novel beta-diketones of formula (I) and formula (II), R1 COCH2 COR2 (I) R2 COCH2 COR2 ... | 12/12/1995 |
| 5466721 | Citral acetal ethers of alpha-hydroxy phenyl ketones and radiation curable compositions thereof Provided are compounds having the formula: ##STR1## wherein: R1 and R2 are independently selected from the group consisting of a hydrogen atom, an aliphatic group, a hetero-aliphatic group, an aromatic group, and a heterocyclic ... | 11/14/1995 |
| 5466873 | Process for preparing arylketoamines Arylketoamines are prepared by reacting arylisonitrosoalkanones with hydrogen in the presence of a transition metal catalyst and a liquid carboxylic acid at a temperature of less than about 600° C.... | 11/14/1995 |
| 5426233 | Preparation of chiral hydroxyketones A process for preparing an hydroxyketone of the formula (X): ##STR1## wherein Ar represents substituted phenyl, aromatic heterocyclic, or substituted aromatic heterocyclic; R1 and R2 independently represents hydrogen, C-1 to C-1... | 06/20/1995 |
| 5393776 | Tocotrienol analogs in the treatment of hypercholesterolemia and hyperlipidemia This invention relates to structurally novel acyclic tocotrienol analogs, which are useful for cholesterol/lipid lowering in cases of hypercholesterolemia and hyperlipidemia, and for atherosclerosis. Also provided are pharmaceutical compositions and a met... | 02/28/1995 |
| 5352761 | Naphthalene dicarboxylic acids and esters substituted with aroyl groups This invention relates to naphthalene dicarboxylic acids or naphthalene dicarboxylic esters substituted with aroyl groups. More particularly, this invention relates to the following compounds: dialkyl 1-benzoyl-2,6-naphthalene dicarboxylate, 7-C1-C8 | 10/04/1994 |
| 5281726 | 4-hydroxy-2'-nitrobutyrophenone and tetrahydro-2-(o-nitrophenyl)-2-furanol useful as intermediates in the preparation of a crop-selective herbicide There are provided 4-Hydroxy-2'-nitrobutyrophenone and tetrahydro-2-(o-nitrophenyl)-2-furanol and mixtures thereof, important intermediates in the preparation of the crop-selective herbicidal agent 1-{[o-(cyclopropylcarbonyl)phenyl]sulfamoyl}-3-(4,6-dimet... | 01/25/1994 |
| 5230874 | Sunscreen agents, sunscreen compositions and methods for preventing sunburn The present invention relates to novel sunscreen agents which have the ability to absorb both UVA and UVB wavelength radiation. The sunscreen agents comprise a specific type of UVA-absorbing chromophore covalently bonded to a specific type of UVB-absorbin... | 07/27/1993 |
| 5229106 | Sunscreen agents, sunscreen compositions and method for preventing sunburn The present invention relates to novel sunscreen agents which have the ability to absorb both UVA and UVB wavelength radiation. The sunscreen agents comprise a specific type of UVA-absorbing chromophore covalently bonded to a specific type of UVB-absorbin... | 07/20/1993 |
| 5229107 | Sunscreen agents, sunscreen compositions and methods for preventing sunburn The present invention relates to novel sunscreen agents which have the ability to absorb both UVA and UVB wavelength radiation. The sunscreen agents comprise a specific type of UVA-absorbing chromophore covalently bonded to a specific type of UVB-absorbin... | 07/20/1993 |
| 5202433 | Polysaccharide derivatives as separating agents A polysaccharide derivative prepared by replacing a part or the whole of hydrogen atoms of hydroxyl and/or amino groups of a polysaccharide with one or more atomic groups represented by the following formula (1), (2) or (3) is new and useful for the separ... | 04/13/1993 |
| 5136096 | Multifunctional synthons as used in the preparation of cascade polymers or unimolecular micelles The bis-homotris compounds 4-amino-4-[1-(3-hydroxypropyl)]-1,7-heptanediol and 4-[1-(3-aminopropyl)]-4-[1-(3-hydroxypropyl)]-1, 7-heptanediol, and organic synthetic methods for their preparation are described. Unique multifunctional aminotriols, as well a... | 08/04/1992 |
| 5071898 | Propane-1,3-dione derivatives and their use as stabilizers for polymers containing chlorine Composition containing a) a polymer containing chlorine and b) at least one compound of the formula I ##STR1## in which R1 is C1 -C10 alkyl, C2 -C10 hydroxyalkyl, phenyl, hydroxyphenyl, C7 | 12/10/1991 |
| 4992504 | Ether-containing or thioether-containing 1,3-diketones and the use thereof as stabilizers for chlorine-containing polymers Composition containing a chlorine-containing polymer and at least one compound of the formula IA ##STR1## in which R1 and R3 independently of one another are C1 -C12 alkyl, phenyl, phenyl which is substitut... | 02/12/1991 |
| 4956123 | Method for manufacture of fluorine-containing aromatic derivatives Fluorine-containing aromatic derivatives are produced by the reaction of di(haloacyl)peroxide represented by the general formula: ##STR1## (wherein X stands for a fluorine, chlorine, or hydrogen atom and n for an integer of the value of 1 to 10) with... | 09/11/1990 |
