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Class Information
Number: 568/841
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 > Halogen containing
Description: Compounds which include halogen.

Sub-classes under this class:

Class Number Class Name Patents
568/849 Carbon to carbon unsaturation containing 42
568/842 Fluorine containing 191
568/844 Polyhydroxy or polyhalogen (h of -oh may be replaced by a group ia or iia light metal) 80
568/850 Preparing from ethylenically unsaturated compound 43

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8598375 Method of preparing dichloropropanol using glycerol with improved selectivity for dichloropropanol Dec. 3, 2013
8591766 Continuous process for preparing chlorohydrins Nov. 26, 2013
8558021 Process for the catalytic halogenation of a diol Oct. 15, 2013
8541632 Process and apparatus for producing chlorohydrin Sep. 24, 2013
8536381 Process for purifying hydrogen chloride Sep. 17, 2013
8519198 Method for making an epoxide Aug. 27, 2013
8471074 Process for the manufacture of dichloropropanol Jun. 25, 2013
8420871 Process for producing an organic compound Apr. 16, 2013
8389777 Continuous method for making chlorhydrines Mar. 5, 2013
8344185 Method for making a chlorhydrine by reaction between a polyhydroxylated aliphatic hydrocarbon and a chlorinating agent Jan. 1, 2013
8273923 Process for manufacturing a chlorohydrin Sep. 25, 2012
8258350 Process for the manufacture of dichloropropanol Sep. 4, 2012
8106245 Method for preparing chlorohydrin by converting polyhydroxylated aliphatic hydrocarbons Jan. 31, 2012
8088957 Conversion of a multihydroxylated-aliphatic hydrocarbon or ester thereof to a chlorohydrin Jan. 3, 2012
8067645 Process for producing a chlorhydrin from a multihydroxylated aliphatic hydrocarbon and/or ester thereof in the presence of metal salts Nov. 29, 2011
7910781 Process for the conversion of a crude glycerol, crude mixtures of naturally derived multihydroxylated aliphatic hydrocarbons or esters thereof to a chlorohydrin Mar. 22, 2011
7906692 Method for making a chlorohydrin by chlorinating a polyhydroxylated aliphatic hydrocarbon Mar. 15, 2011
7906690 Batch, semi-continuous or continuous hydrochlorination of glycerin with reduced volatile chlorinated hydrocarbon by-products and chloracetone levels Mar. 15, 2011
7893193 Method for making a chlorohydrin Feb. 22, 2011
7615670 Method for making chlorohydrin in liquid phase in the presence of heavy compounds Nov. 10, 2009
7557253 Method for converting polyhydroxylated aliphatic hydrocarbons into chlorohydrins Jul. 7, 2009
7473809 Method of preparing dichloropropanols from glycerine Jan. 6, 2009
7456324 Methods for preparing halohydrins and methods for preparing epoxides Nov. 25, 2008
7268252 Binaphthol derivatives and their use in optical resolution or optical transformation Sep. 11, 2007
7205443 Processes for producing fluorine-containing 2,4-diols and their derivatives Apr. 17, 2007
7193114 Extraction of metals by mercaptans attached to silica gel by azeotropic distillation Mar. 20, 2007
7157609 Process for producing propylene chlorohydrin Jan. 2, 2007
6992213 Method for removing trifluoroethanol from liquids Jan. 31, 2006
6992229 Method for purifying a fluorinated hydroxyl compound Jan. 31, 2006
6956140 Hydrothermal hydrolysis of halogenated compounds Oct. 18, 2005
6930212 Method for purifying a fluorinated hydroxyl compound Aug. 16, 2005
6894196 Process for producing a fluorinated alcohol May. 17, 2005
6867336 Method for the continuous production of 2-bromo-2-nitro-1,3-propanediol Mar. 15, 2005
6770789 Process for trifluoromethylation of sulfates Aug. 3, 2004
6579725 Linkers for synthesis of oligosaccharides on solid supports Jun. 17, 2003
6388124 Dihalo-compound and process for producing vitamin A derivative May. 14, 2002
6350922 Process for making 2,3-dihalopropanols Feb. 26, 2002
6288285 Process for producing dichloroacetoxypropane and derivatives thereof Sep. 11, 2001
6118030 Process for producing dichloroacetoxypropane and derivatives thereof Sep. 12, 2000
6025531 Processes for preparing optically active alcohols and optically active amines Feb. 15, 2000
6008419 Process for making 2,3-dihalopropanols Dec. 28, 1999
5962516 Immunosuppressive compounds and methods Oct. 5, 1999
5929284 Processes for producing .alpha.-halo ketones, .alpha.-halohydrins and epoxides Jul. 27, 1999
5874650 Process for preparing 4,4,4-trichlorobutan-1-ol Feb. 23, 1999
5792876 Process for producing acetals Aug. 11, 1998
5744655 Process to make 2,3-dihalopropanols Apr. 28, 1998
5731479 Process for the preparation of optically active alcohols Mar. 24, 1998
5696299 Optical resolution for producing optically active alcohol Dec. 9, 1997
5637780 Method for preparing alkylating agents and their use for alkylating cyclic ureas Jun. 10, 1997
5576467 Method of preparing an alcohol Nov. 19, 1996

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