Organic compounds -- part of the class 532- series inventions 01/08

20080027250 - Catalytical production processes for making hydrohalopropanes and hydrofluorobutanes: A process is disclosed for making hydrohalopropanes or hydrofluorobutanes. The process involves reacting a hydrofluoromethane with a fluoroolefin in the presence of an aluminum catalyst to produce a hydrohalopropane or a hydrofluorobutane. The hydrofluoromethane is CH2F2 or CH3F. The fluoroolefin is CF2═CF2, ClFC═CF2, or CF3CF═CF2.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20080027251 - Direct conversion of hcfc 225ca/cb mixture to hfc 245cb and hfc 1234yf: Provided are methods for producing hydrofluorocarbons via the selective reduction of a halocarbon blend comprising 1,3-dichloro-1,1,2,2,3-pentafluoropropane.... Agent: Honeywell International Inc.

20080021250 - Process for the obtention of purified heptafluoropropane: Process for the obtention of HFC-227ea having a reduced content of organic impurities, comprising at least subjecting a crude HFC-227ea to two distillation steps at different pressures.... Agent: Connolly Bove Lodge & Hutz LLP

20080015399 - 1,6-substituted 3,8-dihalogenopyrene and process for producing the same: wherein R1 and R2 each independently represents a substituted or unsubstituted alkyl group having 1 to 50 carbon atoms, a substituted or unsubstituted aryl group having 5 to 50 carbon atoms, a substituted or unsubstituted aralkyl group having 7 to 50 carbon atoms, a substituted or unsubstituted cycloalkyl group having... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.