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Class Information
Number: 585/472
Name: Chemistry of hydrocarbon compounds > Aromatic compound synthesis > By alkyl or aryl transfer between molecules, e.g., disproportionation, etc. > Product is polycyclic, of increased side-chain length, or a specific position polyalkyl benzene isomer > Using al or b halide catalyst
Description: Subject matter wherein the synthesis takes place in the presence of an aluminum halide or a boron halide.










Sub-classes under this class:

Class Number Class Name Patents
585/473 Meta- or 1,3,5-alkyl benzene 10


Patents under this class:

Patent Number Title Of Patent Date Issued
6060633 Supported Lewis acid catalysts derived from superacids useful for hydrocarbon conversion reactions May. 9, 2000
5773679 Performance enhancement of zeolite catalysts with water cofeed Jun. 30, 1998
5670704 Selective production of 2,6-dimethylnaphthalene Sep. 23, 1997
5210355 Selective production of 2,6-methylethylnaphthalene May. 11, 1993
5177286 Selective production of a p-alkyltoluene or 4,4'-alkylmethylbiphenyl Jan. 5, 1993
5171917 Selective production of a p-alkylethylbenzene or 4,4'-alkylethylbiphenyl Dec. 15, 1992
4902841 Method for producing electrical insulating oil composition Feb. 20, 1990
4873386 Selective production of 2,6-diethylnaphthalene Oct. 10, 1989
4835337 Method for producing m-ethyldiphenyls May. 30, 1989
4668835 Novel tetracyclic trienes May. 26, 1987
4642730 Electrical insulating oil and oil-filled electrical appliances Feb. 10, 1987
4620921 Acid-catalyzed hydrocarbon conversion process Nov. 4, 1986
4530756 Catalysis over activated high silica zeolites Jul. 23, 1985
4454366 Method of recovering and recycling boron trifluoride catalyst Jun. 12, 1984
4454364 Methods for the improvement of transalkylation reactions among benzenoid species Jun. 12, 1984
4433197 Removing boron trifluoride from coordination compound contaminants in organic liquids Feb. 21, 1984
4384162 Removing boron trifluoride contaminant from organic liquids with polyvinyl alcohol May. 17, 1983
4365103 Process for the preparation of bis(1-phenylethenyl) compounds Dec. 21, 1982
4123469 Process for production of bicyclic compounds Oct. 31, 1978
4026959 Low temperature isomerization process for isopropylnaphthalene (100 percent sieve catalyst) May. 31, 1977
3962133 Graphite intercalation Jun. 8, 1976
3952037 Aluminum catalysts Apr. 20, 1976











 
 
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