| Patents for C07C 403 - Derivatives of cyclohexane or of a cyclohexene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene rings, e.g. vitamin a, beta-carotene, beta-ionone (2,683) |
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| 05/10/1994 | US5310554 Plant and solvent extraction |
| 04/28/1994 | WO1994008987A1 Integrated process for recovery of carotenoids and tocotrienols from oil |
| 04/27/1994 | EP0593831A1 Long-chain fatty alcohols as neurotrophic and memory improving agents |
| 04/27/1994 | EP0395662B1 Alkyltetramethylcyclohexane derivatives and their use as perfumes |
| 04/06/1994 | EP0590029A1 Suspensions of micron-sized ascorbic acid particles and their use as antioxidants |
| 04/06/1994 | CN1084848A Method of dunaliella collecting and beta-carotene extracting |
| 04/05/1994 | US5300658 Chemical intermediates |
| 03/22/1994 | US5296505 Reacting dithianepropenol with ethynyl-beta-ionol in presence of organomagnesium compound, hydrogenating triple bond, reducing diol with low-valency titanium |
| 03/22/1994 | US5296249 Low micron-sized ascorbic acid particles, especially a suspension thereof in a medium in which they are insoluble, and the use thereof as an antioxidant for mediums in which the particles remain insoluble |
| 03/09/1994 | EP0585828A1 Preparation of 6-(2,6,6-trimethyl-cyclohex-1-en-tyl)-4-methyl-hex-3-enol and -4-enol |
| 03/01/1994 | US5290481 Stabilizers for fats, oils, carotenoids, food use |
| 02/17/1994 | DE4226752A1 New star-shaped poly:ene cpds. and poly:ene polymers, prepn. and use - useful as electroconductor and in optical and opto-electronic field, with 3 poly:ene chains attached to aromatic or hetero-aromatic ring system. |
| 02/03/1994 | WO1994002881A1 Polyenes with non-linear optical properties |
| 01/27/1994 | DE4224015A1 Polyene mit nichtlinearoptischen Eigenschaften Polyenes with nonlinear optical properties |
| 01/04/1994 | US5276209 Preparation of polyenes |
| 12/09/1993 | WO1993024454A1 High cis beta-carotene composition |
| 12/08/1993 | EP0572797A1 Unsaturated cyclic alcohols, their use as perfume ingredients and their intermediates |
| 12/08/1993 | CN1079218A Process for producing oil-in-water type beta-carotene |
| 11/11/1993 | WO1993022267A1 Novel retinol derivatives and uses thereof |
| 11/11/1993 | CA2135298A1 Novel retinol derivatives and uses thereof |
| 10/20/1993 | EP0413692B1 Use of hexatriene derivatives for the manufacture of preparations for treating acne, psoriasis and light-induced damage to the skin |
| 10/19/1993 | US5254694 Optically active epoxycyclohexane derivative and epoxycyclohexanone derivative, and process for the preparation thereof |
| 10/13/1993 | CN1077190A Method for separation of natural cis-and trans-beta-carotene isomer |
| 10/06/1993 | EP0563825A2 Process for producing vitamin A acid |
| 09/14/1993 | US5245095 Precipitation, no hydrocarbon solvent |
| 09/07/1993 | US5243094 Derivatives of long chain fatty alcohols, their uses, particularly as cytotrophic and cytoprotective molecules, and pharmaceutical compositions containing them |
| 07/27/1993 | US5230836 Low micron-sized ascorbic acid particles, especially a suspension thereof in a medium in which they are insoluble, and the use thereof as an antioxidant for mediums in which the particles remain insoluble |
| 07/06/1993 | US5225604 Hydroxycarbonyl derivatives and process for making the same |
| 06/24/1993 | WO1993011755A1 Means for the modulation of processes mediated by retinoid receptors and compounds useful therefor |
| 06/23/1993 | CN1021325C Process for preparing ethynylphenyl-containing retinoic acid derivatives |
| 06/22/1993 | US5221735 Polyenes lycopene or apocarotenal, soluble in water, alcohol or water/alcohol mixture |
| 06/02/1993 | EP0544588A1 Intermediates for the preparation of vitamin A and E and of carotenoids |
| 05/29/1993 | CA2084046A1 Intermediates for the preparation of vitamin a and e and of carotenoids |
| 05/12/1993 | EP0541152A2 Ethers for aromatizing purposes |
| 05/11/1993 | US5210314 Tertiary alcohol, trifluoroacetic acid, triphenylphosphine, Wittig |
| 04/27/1993 | US5206442 Manufacturing of α,β-unsaturated aldehydes and ketones |
| 04/15/1993 | WO1993006818A1 Dermatological and/or cosmetological composition containing retinoids |
| 03/10/1993 | EP0365519B1 Topical prodrugs for treatment of acne and skin diseases |
| 02/16/1993 | US5187286 Antiinflammatory agents, antiallergens |
| 02/09/1993 | US5185470 Process for producing irone |
| 02/09/1993 | US5185468 Oxidizing sulfone alcohol to aldehyde, followed by coupling with phosphonium salt of vitamin A, basification |
| 01/26/1993 | US5182396 1-hydroxyvitamin d derivatives |
| 01/20/1993 | EP0523534A2 Process for the preparation of polyenes |
| 01/20/1993 | CA2071772A1 Preparation of polyenes |
| 01/19/1993 | CA1312872C Vitamin a preparation process |
| 01/07/1993 | WO1993000015A1 Suspensions of micron-sized ascorbic acid particles and their use as antioxidants |
| 12/16/1992 | EP0518722A1 Dithiane substituted retinoides, their use, process of their preparation, cosmetic and pharmaceutical compositions containing them and their use in therapeutics |
| 12/10/1992 | WO1992021670A1 New biotenside ester and phosphatide with vitamin d and vitamin e compounds; their preparation and transformation into spontaneously dispersible concentrates and their use for treating tumors |
| 12/01/1992 | CA1310959C Fumaric acid derivatives, process for the production thereof and pharmaceutical compositions containing same |
| 10/29/1992 | WO1992018639A1 Novel retro-alpha-retinol derivatives and uses of retro-alpha-retinol |
| 10/29/1992 | WO1992018471A1 Extraction of carotenoids from natural sources |
| 10/29/1992 | CA2108016A1 Extraction of carotenoids from natural sources |
| 10/27/1992 | US5158773 Retinoid esters |
| 10/21/1992 | EP0509273A1 2,5-Bis-(1',1'-dialkoxy-2'-propyl)-2,5-dihydrofurans, process for their preparation and their use in preparing carotenoids |
| 10/20/1992 | US5157133 Vitamin A and E precursors |
| 10/20/1992 | US5157132 Integrated process for recovery of carotenoids and tocotrienols from oil |
| 10/13/1992 | US5155255 Process for producing cycloalkenylalkenes |
| 09/30/1992 | EP0506388A1 1-Hydroxyvitamin D derivatives |
| 09/22/1992 | CA1307792C Alkyltetramethylcyclohexane derivatives and their use as perfumes |
| 09/09/1992 | EP0502376A1 Method for the production of alpha,beta-unsaturated aldehydes and ketones |
| 09/02/1992 | EP0501267A1 Apocarotin or lycopin cyclodextrin clathrate |
| 08/26/1992 | EP0499980A2 Process for producing irone |
| 08/25/1992 | US5141959 Antiinflammatory agents |
| 08/19/1992 | EP0498883A1 3-substituted and 3,3-disubstituted 4-oxoretinoic acids and their esters |
| 07/21/1992 | US5131945 Certain glyoxyl-cyclohexendiones as herbicides |
| 07/16/1992 | DE4100739A1 Feedstuff contg. neurospora-xanthine or its ester(s) - used to improve pigmentation of egg yolks, skin, meat and legs of broiler(s) and flesh of fish and crustacea and their shells |
| 07/07/1992 | CA1304740C Quaternary ammonium retinoates, their use as cosmetics and as dermotherapic medecine |
| 06/23/1992 | US5124083 3-substituted and 3,3-disubstituted 4-oxoretinoic acids and their esters |
| 06/17/1992 | EP0490326A2 Astaxanthin intermediates |
| 06/09/1992 | US5120864 Intermediates, process for their preparation, and their use for the synthesis of vitamins a and e |
| 06/03/1992 | EP0487731A1 Optically active epoxycyclohexane derivative, optically active epoxycyclohexanone derivative, and production of said derivatives |
| 06/02/1992 | US5118866 Catalytic oxidation of alcohol with catalyst system of cuprous chloride and tetramethyl piperidine oxide |
| 06/02/1992 | US5118865 Cyclic ketones and their use as perfuming ingredients |
| 06/02/1992 | US5118856 Preparation of cyclohexane-dione derivatives |
| 05/12/1992 | US5113021 Process for the manufacture of a mixture of α- and β-irone |
| 04/29/1992 | CN1060654A Natural carotene extracting technology from corn |
| 04/21/1992 | US5107010 Astaxanthin intermediates |
| 04/16/1992 | DE4032187A1 New N-retinoyl-L-amino mercapto cpds. - for prevention and treatment of mucous membrane disorders, e.g. silicosis, chronic bronchitis, gastritis, duodenal ulcers etc. |
| 04/16/1992 | DE4032163A1 New S-retinoyl-L-amino-mercapto compounds - for prevention and treatment of mucous membrane disorders, e.g. silicosis, chronic bronchitis, gastritis, duodenal, etc. ulcers |
| 04/08/1992 | EP0479066A2 Methods of preparing stable injectable soluble forms of beta-carotene |
| 04/07/1992 | US5102581 Of an allyl ketoester |
| 04/03/1992 | CA2051978A1 The preparation of stable injectable .beta.-carotene solubilizates |
| 03/31/1992 | CA1298308C Process for the preparation of retinal |
| 03/25/1992 | EP0476682A1 Isoprenoid phospholipase A2 inhibitors and preparations comprising same |
| 03/25/1992 | CN1059716A Method for leaching carotene from dunaliella |
| 03/25/1992 | CN1059715A Method for leaching carotene from dunaliella and the equipment thereof |
| 03/22/1992 | CA2051766A1 Isoprenoid phospholipase a2 inhibitors and preparations comprising same |
| 03/19/1992 | WO1992004432A1 3-substituted and 3,3-disubstituted 4-oxoretinoic acids and their esters |
| 03/17/1992 | US5097063 Hydroxycarbonyl derivatives and process for making the same |
| 03/17/1992 | US5096713 Retinoic esters of l-cladinose, process for their preparation and their use in human of veterinary medicine and in cosmetic compositions |
| 02/11/1992 | US5087762 Process for producing vitamin a aldehyde |
| 02/04/1992 | US5086060 Treating skin disorder |
| 01/28/1992 | US5084292 Autooxidizing carotenoids to form flavors or perfumes |
| 01/14/1992 | US5081282 Prostaglandins |
| 12/18/1991 | EP0461653A1 Process for producing beta-carotene, and intermediate compounds useful for the process |
| 12/10/1991 | US5072019 Process for the manufacture of 4-(2-butenylidene)-3,5,5-trimethyl-2-cyclohexen-1-one |
| 11/28/1991 | WO1991005754A3 Derivatives of long-chain fatty alcohols and their applications, in particular as cytotrophic and cytoprotective molecules, and pharmaceutical compositions containing same |
| 11/13/1991 | EP0456287A1 New sulfonyl compound and use of said compound in the process of producing vitamin A or its esters |
| 11/06/1991 | EP0455425A1 Preparation of concentrates of colouring agents |
| 11/06/1991 | EP0455119A2 Process for the preparation of canthaxanthin and astaxanthin |