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Class Information
Number: 568/866
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Hydroxy containing (h of -oh may be replaced by a group ia or iia light metal) > Acyclic > Polyhydroxy > Preparing from ether
Description: Processes which include reacting an ether to prepare the compound.










Sub-classes under this class:

Class Number Class Name Patents
568/867 From alkylene oxide 187


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8480961 Method of making alkylene glycols Jul. 9, 2013
8389775 Process for preparing polyether alcohols Mar. 5, 2013
8354562 Method of making alkylene glycols Jan. 15, 2013
8212086 Method of making alkylene glycols Jul. 3, 2012
7910069 Method of making alkylene glycols Mar. 22, 2011
7754926 Production process of 3-alkoxy-1-propanols, and 3-alkoxy-1-propanols obtained by the production process Jul. 13, 2010
7560601 Method for producing 3-methyl-1,5-pentanediol Jul. 14, 2009
7491856 Method of making alkylene glycols Feb. 17, 2009
7459589 Process for the preparation of an alkylene glycol Dec. 2, 2008
7399891 Process for alcohol production by selective ether decomposition Jul. 15, 2008
7342141 Process for the preparation of alkanediol Mar. 11, 2008
7335801 Polyglycerols and production thereof Feb. 26, 2008
7230145 Catalyst for producing both end-hydroxyl group-terminated diols, process for producing the catalyst, process for producing the diols by using the catalyst, and both end-hydroxyl group-terminat Jun. 12, 2007
7164048 High-purity polyalkylene glycols and preparation thereof Jan. 16, 2007
7084310 Method for the continuous production of propylene glycol Aug. 1, 2006
6972346 Solid acid catalyzed reactive stripping of impurities formed during the production of 1, 3-propanediol Dec. 6, 2005
6897343 Process for the preparation of propanediol May. 24, 2005
6800766 Hydrolytic kinetic resolution of cyclic substrates Oct. 5, 2004
6750373 One-step production of 1, 3-propanediol from ethylene oxide and syngas with a cobalt-iron catalyst Jun. 15, 2004
6693222 Process for splitting water-soluble ethers Feb. 17, 2004
6660890 Production of optically active .alpha.-hydroxyacetals Dec. 9, 2003
6586643 One-step production of 1,3-propanediol from ethylene oxide and syngas with a catalyst with a N-heterocyclic ligand Jul. 1, 2003
6563007 Preparation of polyetherols May. 13, 2003
6437199 Method for production of high-purity monoethylene glycol Aug. 20, 2002
6403845 Preparation of pentanediols from alkoxydihydropyrans Jun. 11, 2002
6362276 Degradable heterobifunctional poly(ethylene glycol) acrylates and gels and conjugates derived therefrom Mar. 26, 2002
6265625 Isolation of glycols Jul. 24, 2001
6255540 Methods for producing two-substituted glycerols having various levels of protection Jul. 3, 2001
6103941 Preparation of 1,4-butanediol Aug. 15, 2000
5401888 Method for preparing allylic alcohols Mar. 28, 1995
5364987 Process for the preparation of 1,3-propanediol Nov. 15, 1994
5342903 Process for the preparation of adducts of epoxides and alcohols Aug. 30, 1994
5105028 Separation of hetero-atom(s) containing hydrocarbons Apr. 14, 1992
5087775 Process for the preparation of partially fluorinated alcohols Feb. 11, 1992
5072059 Two-step monoethylene glycol preparation process Dec. 10, 1991
4873379 Process for making 1,3-diols from epoxides Oct. 10, 1989
4870208 Asymmetric hydrogenolysis of epoxides Sep. 26, 1989
4859801 Synthesis of mixtures of butanediols Aug. 22, 1989
4801759 Process for producing vicinal diols Jan. 31, 1989
4663468 Hydroformylation of 3-methyl-3-buten-1-ol and analogs thereof and use of such hydroformylation products May. 5, 1987
4661643 Hydrogenolysis process for the production of monoethylene glycol monomethyl ether, monoethylene glycol and ethanol Apr. 28, 1987
4649225 Hydrogenolysis of polyalkylene glycols to produce monoethylene glycol monoalkyl ethers, monoethylene glycol and ethanol Mar. 10, 1987
4633025 Method for preparing (+)R-2-methyl-hexane-1,2-diol Dec. 30, 1986
4609768 Process for synthesis of ethylene glycol from synthesis gas plus 1,3-dioxolane using 1,3-dioxolane as a solvent Sep. 2, 1986
4568780 Process for low pressure synthesis of ethylene glycol from synthesis gas plus 1,3-dioxolane Feb. 4, 1986
4533774 Process for the production of ethylene glycol Aug. 6, 1985
4510336 Transetherification method Apr. 9, 1985
4503275 Production of butane-1,4-diol Mar. 5, 1985
4474973 Acidic mixed oxide catalytic dealkylation to produce 1,4-butanediol and tetrahydrofuran Oct. 2, 1984
4368337 Process for converting glycol dialkyl ether Jan. 11, 1983

1 2










 
 
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