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Class Information
Number: 568/450
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Aldehydes > Acyclic > Processes > Isomerization
Description: Processes wherein the compound is prepared by transformation or rearrangement of the elements of a starting compound without adding or taking away any elements.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8404902 Method for separating 1-butene from C.sub.4-containing hydrocarbon streams by hydroformylation Mar. 26, 2013
7348459 Process for the preparation of 3,3-dimethylbutanal Mar. 25, 2008
6909019 Process for preparing aldehydes Jun. 21, 2005
6803487 Process for the preparation of 3,3-dimethylbutanal Oct. 12, 2004
6573409 Process for the preparation of 3,3-dimethylbutanal Jun. 3, 2003
6403839 Process for making butyraldehyde from butadiene Jun. 11, 2002
6329555 Preparation of substituted butenes Dec. 11, 2001
6278031 Catalyst and process for preparing 2-buten-1-ol compounds Aug. 21, 2001
6239324 Diene compound and process for producing the same May. 29, 2001
6198006 Process for the manufacture of citral Mar. 6, 2001
6191313 Process for the manufacture of dihydrocitral Feb. 20, 2001
6166265 Processes for the preparation of n-butyraldehyde, n-butanol and mixtures thereof Dec. 26, 2000
6118027 Preparation of unsaturated aldehydes from propargyl alcohol and conjugated diolefins Sep. 12, 2000
6013843 Continuous industrial production of unsaturated aliphatic aldehydes in a tube bundle reactor Jan. 11, 2000
5994590 Process for producing 7-octen-1-al Nov. 30, 1999
5905175 Synthesis and purification of 3,3-dimethylbutyraldehyde via oxidation of 1-chloro-3,3-dimethylbutane with dimethyl sulfoxide May. 18, 1999
5892125 Preparation of n-butyraldehyde and/or n-butanol Apr. 6, 1999
5856584 Preparation of 3,3-dimethylbutyraldehyde by oxidation of 3, 3-dimethylbutanol Jan. 5, 1999
5770775 Method for preparing 3,3-dimethylbutyraldehyde Jun. 23, 1998
5705707 Preparation of n-butyraldehyde and/or n-butanol Jan. 6, 1998
5502257 Process for the production of cyclopropanecarboxaldehyde Mar. 26, 1996
5481044 Process for the preparation of .alpha.-alkyl substituted aldehydes Jan. 2, 1996
5312995 Process for isomerizing epoxides to aldehydes May. 17, 1994
5077438 Process for the preparation of acrolein Dec. 31, 1991
5012005 Conversion of 1,3-dioxanes to 4-oxaaldehydes Apr. 30, 1991
4996365 Preparation of alkyl-substituted cinnamaldehydes Feb. 26, 1991
4980511 Preparation of aldehydes and/or ketones BU conversion of epoxides Dec. 25, 1990
4950797 Preparation of carbonyl compounds by isomerization of allyl alcohols Aug. 21, 1990
4939280 Conversion of 1,3-dioxanes to 4-oxaaldehydes Jul. 3, 1990
4925986 Preparation of aldehydes from unsaturated terminal epoxides May. 15, 1990
4925987 Preparation of aldehydes from unsaturated terminal epoxides May. 15, 1990
4749814 Process for the preparation of ethylenic carbonyl compounds Jun. 7, 1988
4709097 Conversion of 1,3-dioxanes to 4-oxa-aldehydes Nov. 24, 1987
4677230 Preparation of 2-methyl-2-alkenals Jun. 30, 1987
4605779 Method for the production of tiglic aldehyde Aug. 12, 1986
4599458 Preparation of 2-methylalk-2-enals Jul. 8, 1986
4510331 Processes for producing 7-octen-1-al and derivatives thereof Apr. 9, 1985
4463196 Process for the preparation of citral Jul. 31, 1984
4377708 Hydrocarboxylation of vinyl alkanoates Mar. 22, 1983
4347387 Process for preparing hydroxycitronellal Aug. 31, 1982
4324921 Process for the manufacture of ethers of hydroxy-pivalaldehyde Apr. 13, 1982
4317925 Process for the production of di-n-propylacetic acid Mar. 2, 1982
4310709 Manufacture of but-2-en-1-ol compounds by isomerizing the corresponding but-3-en-1-ol compounds Jan. 12, 1982
4307252 2-Propyl-pent-4-en-1-al Dec. 22, 1981
4270008 2-Propyl-pent-4-en-1-al May. 26, 1981
4192820 Preparation of 3-methyl-2-buten-1-al Mar. 11, 1980
4190607 Method for the preparation of 2,3-dimethyl-pent-4en-aldehyde Feb. 26, 1980
4189448 Polypyridinerhodiumcarbonyl and iridium carbonyl hydride and halide hydroformylation catalysts Feb. 19, 1980
4178313 Olefin isomerization and hydroformylation process Dec. 11, 1979
4178312 Iridium or rhodium catalysts for hydroformylation and isomerization of olefins Dec. 11, 1979

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