Organic compounds -- part of the class 532-570 series – Organic compounds – Nitriles
Patent
1989-10-20
1992-12-08
Lee, Mary C.
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitriles
568 41, 568437, 568488, 568440, 568441, 568483, C07C25550, C07C25552
Patent
active
051699745
ABSTRACT:
The invention concerns a novel process for the manufacture of various aryloxyaliphatic aldehydes and related arylthio analogues, which are useful as chemical intermediates. The process involves reacting a dihalogenohydroxyalkane of the formula: HO.C(R.sup.2).sub.2.CHX.sub.2 wherein R.sup.2 is alkyl and X is chloro or bromo with a phenol or thiophenol in the presence of base and is applicable to large scale use.
REFERENCES:
patent: 2397412 (1946-03-01), Emerson
patent: 3362997 (1968-01-01), Bolhofer
patent: 3419617 (1968-12-01), Doss
Chemical Abstracts, vol. 105, (1986), Abstract No. 225779x.
Harris Gregory D.
Lee Stanley A.
Haley Jacqueline
Imperial Chemical Industries plc
Lee Mary C.
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