Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing
Reexamination Certificate
2007-06-26
2007-06-26
Barts, Samuel (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Amino nitrogen containing
Reexamination Certificate
active
10972773
ABSTRACT:
The present invention relates to a process for converting a tertiary OH group of an organic compound into a tertiary Cl group of the organic compound by using a solvent selected from the group comprising toluene, o-xylene, m-xylene, p-xylene and mixtures thereof, and thionyl chloride as the chlorinating agent.
REFERENCES:
patent: 199 41 062 (2001-03-01), None
patent: 0 831 082 (1998-03-01), None
patent: 0 753 506 (1999-08-01), None
patent: 2 182 039 (1987-05-01), None
International Search Report, 2003.
Organikum, Organisch-chemisches Grundpraktikum, 1988, pp. 188-191, VEB Deutscher Verlag der Wissenschaften, Berlin, Germany.
Fujii et al., “Regioselective Cleavage of Aromatic Methyl Ethers by Methanesulphonic Acid in the Presence of Methionine,”J.C.S. Perkin I, 1977, pp. 2288-2289.
Irie et al., “Role of Methionine in the Facilitated Cleavage of Aromatic Ethers by Methanesulphonic Acid,”J.C.S. Chem. Comm., 1976, pp. 922-923.
AN: 1967:421507 HCAPLUS; NL 6610022; Abstract Only.
AN: 2001:685673 HCAPLUS, CN 1281850; Abstract Only.
International Preliminary Examination Report of corresponding International Application No. PCT/EP03/04213 dated Oct. 31, 2003.
Buschmann Helmut
Hell Wolfgang
Kegel Markus
Barts Samuel
Crowell & Moring LLP
Gruenenthal GmbH
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