Title:
SOLID-PHASE ELECTROPHILIC FLUORINATION
Document Type and Number:
WIPO Patent Application WO2003002489
Kind Code:
A3
Abstract:
The invention relates to compounds of formula (I); wherein R<1> and R<2> independently selected from C1-6 alkyl; P<1>, P<2>, P<3>, and P<4> are each independently hydrogen or a protecting group; and their use in the preparation of <18>F-labelled 6-L-fluorodopa.
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Inventors:
LUTHRA SAJINDER KAUR (GB)
BRADY FRANK (GB)
WADSWORTH HARRY JOHN (GB)
BRADY FRANK (GB)
WADSWORTH HARRY JOHN (GB)
Application Number:
PCT/GB2002/002529
Publication Date:
April 24, 2003
Filing Date:
June 18, 2002
Export Citation:
Assignee:
AMERSHAM PLC (GB)
IMAGING RES SOLUTIONS LTD (GB)
LUTHRA SAJINDER KAUR (GB)
BRADY FRANK (GB)
WADSWORTH HARRY JOHN (GB)
IMAGING RES SOLUTIONS LTD (GB)
LUTHRA SAJINDER KAUR (GB)
BRADY FRANK (GB)
WADSWORTH HARRY JOHN (GB)
International Classes:
A61K51/00; A61K51/04; C07B59/00; C07B61/00; G21H5/02; C07C229/36; C07C231/12; C07C233/47; C07F7/22; G01T1/161; (IPC1-7): C07B59/00; C07C215/28; C07C229/36; A61K51/04
Domestic Patent References:
| WO1994000460A1 | 1994-01-06 |
Other References:
YUN W ET AL: "Solid-phase synthesis of diaryl ketones through a three-component Stille coupling reaction", TETRAHEDRON LETTERS, ELSEVIER SCIENCE PUBLISHERS, AMSTERDAM, NL, vol. 42, no. 2, 8 January 2001 (2001-01-08), pages 175 - 177, XP004227729, ISSN: 0040-4039
FRANK W. FORMAN ET AL.: "Solid-Phase Synthesis of Biaryls via the Stille Reaction", J. ORG. CHEM., vol. 60, 1995, pages 523 - 8, XP002216355
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 07 31 July 1996 (1996-07-31)
DING ET AL.: "No-Carrier-Added (NCA) {18F}Fluorides via the Nucleophilic Aromatic Substitution of Electron-Rich Aromatic Rings", J. FLUORINE CHEM., vol. 48, no. 2, 1990, pages 189 - 205, XP002215522
FRANK W. FORMAN ET AL.: "Solid-Phase Synthesis of Biaryls via the Stille Reaction", J. ORG. CHEM., vol. 60, 1995, pages 523 - 8, XP002216355
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 07 31 July 1996 (1996-07-31)
DING ET AL.: "No-Carrier-Added (NCA) {18F}Fluorides via the Nucleophilic Aromatic Substitution of Electron-Rich Aromatic Rings", J. FLUORINE CHEM., vol. 48, no. 2, 1990, pages 189 - 205, XP002215522
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