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| Number | Title | Issue Date |
| 8124811 | Fragrance and methods for production of 5-epi-β-vetivone, 2-isopropyl-6,10-dimethyl-spiro[4.5]deca-2,6-dien-8-one, and 2-isopropyl-6,10-dimethyl-spiro[4.5]deca-1,6-dien-8-one The present invention is directed to novel methods for production of 5-epi-β-vetivone, 2-isopropyl-6,10-dimethyl-spiro[4.5]deca-2,6-dien-8-one and 2-isopropyl-6,10-dimethyl-spiro[4.5]deca-1,6-dien-8-one, which are useful for their fragrant qualities. In one embodim... | 02/28/2012 |
| 7572939 | Type of soluble pentacene precursor A novel soluble pentacene (C22H14) precursor 6,13-dihydro-6,13-methanopentacene-15-one, a method for its production and intermediates therefor as well as pentacene films and coated surfaces. Thermolysis of the precursor at 150° C. to 350° C. ... | 08/11/2009 |
| 7138520 | Coordination complexes having tethered therapeutic agents and/or targeting moieties, and methods of making and using the same In part, the present invention is directed to coordination complexes comprising a therapeutic agent. In one aspect, the subject compositions comprise a platinum metal center and a covalently attached therapeutic agent. ... | 11/21/2006 |
| 6939479 | Cycloalkanone derivatives Described herein are compounds of formula I wherein M1, M2 and M3 have the meanings recited in the disclosure, liquid crystalline mixtures and polymers containing them, and the use of t... | 09/06/2005 |
| 6909021 | Method of extracting lutein from green plant materials The present invention provides a method for extracting carotenoids from green plant materials using supercritical fluid extraction. A first and second supercritical fluid extraction is performed on the green plant composition at two different pressures to obtain two... | 06/21/2005 |
| 6737552 | Method for extracting lutein from green plant materials The present invention provides a method for extracting carotenoids from green plant materials using supercritical fluid extraction. A first and second supercritical fluid extraction is performed on the green plant composition at two different pressures to obtain two... | 05/18/2004 |
| 6639113 | Production of dry powders of one or more oxygenated carotenoids A process is described for preparing dry powders of one or more oxygenated carotenoids by a) dispersing one or more oxygenated carotenoids in an aqueous molecular dispersion or colloidal dispersion of a protecting colloid and b) converting the dispersi... | 10/28/2003 |
| 6562782 | Oligocycloalkanoid compounds and methods of use The present invention related to an oligocycloalkanoid compound comprising formula (I) ##STR1## wherein m, n, and o are independently an integer from 0 to 2; A1 through A10 are independently a direct link, alkylene, alkylene-O--, ... | 05/13/2003 |
| 6448220 | Fragrance compound The novel ketones having the structure ##STR1## in which R is H or an alkyl group and X is a hydrocarbon group having between 4 and 12 carbon atoms, the ring being saturated or unsaturated, excluding 4-(1-ethylpropylidene)-1-cyclohexanone, 4-cyclohex... | 09/10/2002 |
| 6423874 | Process for obtaining fragrant ketone A process for obtaining Ketone of formula 1a,b, which includes contacting a Ketone represented by formula 2a,b with a first catalyst under conditions and for a time sufficient to obtain an intermediate mixture, which intermediate mixture contains a Ketone... | 07/23/2002 |
| 6313353 | Method for producing an optically active acyloin By treating the reactant of 3,4-ditrimethylsilyloxytricyclo[4.2.1.02.5 ]nona-3,7-diene and binaphthol monoether-tin tetrachloride complex, optically active acyloin is produced. Using the optically active acyloin compound as a starting material,... | 11/06/2001 |
| 6291400 | Herbicidal compounds A compound of formula (I): ##STR1## or a salt, enamine or the like, acylate, sulphonate, carbamate or ether derivative thereof; wherein X, X1 and X2 are independently oxygen or sulphur, R1 is an optionally substituted hete... | 09/18/2001 |
| 6239314 | Odorants The invention relates to compounds of the general formula ##STR1## in which R1 to R7 are, independently, H, methyl or ethyl, R8 +R9 together form methylene (--CH2 --) or a single bond, or R1 | 05/29/2001 |
| 6229051 | Catalyst for oxidative NEF reaction using basic hydrogen peroxide The preparation of carbonyl compounds by oxidizing a nitro functional group of an organic compound is described. Oxidation is accomplished under catalyzed oxidative Nef reaction conditions.... | 05/08/2001 |
| 6201123 | Catalyst composition, catalyst solution and process for preparing optically active epoxide A catalyst composition for organic a symmetric synthesis is provided, which comprises: (A) a lanthanoid element ion; (B) a binaphthol, and (C) a nitrogen and/or phosphorus compound such as lutidine-N-oxide, 1,3-dimethyl-2-imidazolldinone, hexamethyl-phosphortr... | 03/13/2001 |
| 6114300 | Spirocyclic compounds Spirocyclic compounds of the general formula (I) are provided which are powerful odorants. Compositions which include these compounds are also provided. They can be used, for instance, in perfumery.... | 09/05/2000 |
| 6093836 | 1,3-diphenylpropane derivatives having inhibitory activity against tyrosinase and process for preparation thereof The present invention relates to a novel 1,3-diphenylpropane derivative having an inhibitory activity against tyrosinase represented by the following formula (I): ##STR1## in which - - represents double or single bond, R1 represents hydrog... | 07/25/2000 |
| 5952519 | C-15 phosphonate reagent compositions for the manufacture of compounds such as canthaxanthin and methods of synthesizing the same The present invention describes novel C-15 allenic phosphonate reagent compositions of the formula: ##STR1## The invention also describes novel C-15 allylic phosphonate reagent compositions of the formula: ##STR2## The invention also descri... | 09/14/1999 |
| 5639883 | Process for preparing substituted 4-methylidenecinnamic acid derivatives A process for preparing substituted 4-methylidenecinnamic acid derivatives of Formula (I). ##STR1## The variables are defined herein. The compounds of Formula (I) can be used, for example, as UV absorbers.... | 06/17/1997 |
| 5498734 | Preparation and use of (2-butene-1,4-diyl)magnesium complexes in organic synthesis The magnesium complexes of cyclic hydrocarbons containing conjugated dienes, such as 1,2-dimethylenecycloalkanes, and 1,3-butadienes, are readily prepared in high yields using highly reactive magnesium. Reactions of these (2-butene-1,4 diyl)magnesium reag... | 03/12/1996 |
| 5268492 | Optically active diphosphines, intermediates thereof, and processes for production thereof An optically active diphosphine having a bicyclo[2.2.1]heptane of the formula ##STR1## where R1, R2, R3 and R4 are difined in the specification and a metal complex comprising said optically active diph... | 12/07/1993 |
| 5189013 | Campholenic tertiary alcohol and its use as a perfuming ingredient 1,2-Dimethyl-4-(2',2',3'-trimethyl-3'-cyclopenten-1'-yl)-2-cyclohexen-1-ol is useful as a perfuming ingredient, for the preparation of perfuming compositions and perfumed articles to which it imparts woody-sandalwood type odor notes.... | 02/23/1993 |
| 5166448 | Intermediate for preparing fluorine-substituted compound containing ether bond A fluorine-substituted compound containing an ether bond and an intermediate thereof are described, which are represented by: ##STR1## wherein R represents a straight-chain alkyl group having 1 to 8 carbon atoms; n represents an integer of 2 to 7; m ... | 11/24/1992 |
| 5154753 | Cyclohexenone derivatives, their preparation and their use as herbicides and plant growth regulators Cyclohexenone derivatives of the formula ##STR1## where R1, R2, R3, Y and Z have the meanings given in the disclosure, processes for their manufacture, herbicidal and growth-regulating agents containing the novel acti... | 10/13/1992 |
| 4942180 | Antitumor chamigrene derivatives and their methods of use This invention relates to antitumor compositions, and a method for inhibiting, remitting or controlling the growth of tumors or tumor cells utilizing antitumor compositions. More particularly, the antitumor compositions comprise, as active ingredient, an ... | 07/17/1990 |
| 4894109 | Method and apparatus for tacking together the copies of multicopy forms A method and apparatus for tacking together multipage forms having pin holes with the use of adhesive tacking tape.... | 01/16/1990 |
| 4871470 | Cyclohexane derivatives Cyclohexane derivatives of formula I ##STR1## wherein R is an alkyl group which has 1-12 C atoms and in which one or two non-adjacent CH2 groups can also be replaced by O, --CO--O-- or --OCO--, A1 and A2 each independ... | 10/03/1989 |
| 4853151 | Dispirotetradecanes Dispirotetradecanes of the formula I ##STR1## wherein R1 and R2 are each independently of each other alkyl containing 1 to 12 carbon atoms wherein one or more non-adjacent CH2 groups may also be replaced by --O--, --C... | 08/01/1989 |
| 4847369 | Cyclopentyl ethers and their preparation and pharmaceutical formulation Compounds are described of formula (1) ##STR1## wherein m is 1 to 4; n is zero, 1 or 2; p is 1 to 4; Z is a group CO2 R1 where R1 is (a) a hydrogen atom or an alkyl, phenalkyl or 2-naphthyl group; (b) phenyl or substituted phen... | 07/11/1989 |
| 4847370 | Cyclopentyl ethers and their preparation and pharmaceutical formulation Compounds are described of formula ##STR1## wherein n is 1 or 2; m is 2-5 and X is --CH.dbd.CH-- or --CH2 --CH2 --; or m is 1-4 and x is --CH.dbd.C.dbd.CH--; Z is --CH2 OH, --CHO or --CONHR1 [where R1... | 07/11/1989 |
| 4780129 | Cycloxexenone derivatives, their manufacture and their use for controlling undesirable plant growth Cyclohexenone derivatves of the formula ##STR1## where R1 is alkyl, R2 is alkyl, unsubstituted or substituted alkenyl or alkynyl, A is alkoxycarbonyl, carboxyl, cyano or trifluoromethyl, B is hydrogen or methyl, X is straight-ch... | 10/25/1988 |
| 4719032 | Cyclohexane derivatives Cyclohexane derivatives of formula I where R1 denotes alkyl with 1 to 12 C atoms in which also one or two non-adjacent CH2 groups may be replaced by --O--, --CO--, --O--CO--, --CO--O-- or --CH.dbd.CH--, R2 denotes H, alkyl with... | 01/12/1988 |
| 4709030 | Novel liquid crystal mixtures Liquid crystalline mixtures containing compounds of the formula ##STR1## wherein n stands for the number 0 or 1; X1 and X2 denote single covalent bonds or one of the symbols X1 and X2 also denotes --COO--, ... | 11/24/1987 |
| 4676604 | Liquid crystals Compounds of the formula ##STR1## wherein R1 is hydrogen or straight-chain alkyl; R2 is --CN, --R, --COR, --COOR or when R2 is positioned on an aromatic ring R2 also can be --OR, --OOCR or --F; R is alkyl; ... | 06/30/1987 |
| 4663073 | Tercyclohexyls Liquid-crystalline tercyclohexyls of the formula ##STR1## in which R is an alkyl group with 1-12 C atoms, in which one or two non-adjacent CH2 groups can be replaced by 0, X is --CN, --COOR1, --OOCR1, --COR1 or ... | 05/05/1987 |
| 4647702 | Dehydroxylation of alpha-hydroxyketones A method for the dehydroxylation of alpha-hydroxyketone using lithium diphenylphosphide. The alpha-hydroxyketone, e.g. benzoin, is reacted with a solution of lithium diphenylphosphide followed by the addition of either an alkyl halide, e.g. methyliodide, ... | 03/03/1987 |
| 4639330 | Alkyl-substituted spirodecenone derivatives, organoleptic utility thereof and processes for preparing same Described are alkyl-substituted spirodecenone derivatives defined according to the structure: ##STR1## wherein one of R1 or R2 is hydrogen and the other of R1 or R2 is methyl; and wherein R3 repr... | 01/27/1987 |
| 4622172 | Alkyl-substituted spiroundecenone derivatives, organoleptic utility thereof and processes for preparing same Described are alkyl-substituted spiroundecenone derivatives defined according to the structure: ##STR1## wherein R1 represents isopropyl or hydrogen; R2, R3 and R4 are the same and each represents methyl or... | 11/11/1986 |
| 4499296 | Omega cycloalkyl prostaglandins This invention encompasses prostaglandins of the formula I ##STR1## wherein R'" represents hydroxymethyl, hydroxyacetyl or --CO2 R"" wherein R"" represents hydrogen or lower alkyl containing 1 to 6 carbon atoms; R' represents lower alkyl c... | 02/12/1985 |
| 4480133 | Chemical process Novel 2,4-dihydrocarbylspiro[5.5]undeca-1,4,8-trien-3-one compounds are prepared by reacting an N,N-dihydrocarbyl,2,6-dihydrocarbyl-4-aminomethylphenol with a conjugated diene and an alkyl halide in a liquid solvent medium.... | 10/30/1984 |
