✍ Scribed by Masao Tada; Atsushi Oikawa; Taiju Matsuzawa; Masatoshi Itoh; Hiroshi Fukuda; Kazuo Kubota; Hiroaki Kawai; Yoshinao Abe; Hiroshi Sugiyama; Tatsuo Ido; Kiichi Ishiwata; Ren Iwata; Yoshio Imahori; Tachio Sato
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Rapid chemical syntheses of D-[l-"C] glucopyranose and D-[ l-llC] galactopyranose starting from D-arabinopyranose and D-lyxopyranose, respectively, are described. The use of diborane for reduction of intermediates in highly effective for reducing the time required.
📜 SIMILAR VOLUMES
## Abstract [1‐^11^C]Acetate is prepared by carboxylation of a Grignard reagent, CH~3~MgBr, on a simple polyethylene loop with cyclotron‐produced [^11^C]carbon dioxide, followed by hydrolysis and purification on solid‐phase extraction cartridges. Copyright © 2006 John Wiley & Sons, Ltd.
## Abstract A method to prepare [1‐^11^C]propyl iodide and [1‐^11^C]butyl iodide from [^11^C]carbon monoxide via a three step reaction sequence is presented. Palladium mediated formylation of ethene with [^11^C]carbon monoxide and hydrogen gave [1‐^11^C]propionaldehyde and [1‐^11^C]propionic acid.
The paper describes the first method for n.c.a. "C-ring labelling of benzenoid compounds having a reactive group for further derivatization by use of the known principle of synchronous six-electron cyclization of hexatriene systems into aromatics. Nitro-["Clmethane (1) prepared from cyclotron-produc
## Abstract The rapid, simple and high‐yield synthesis of the extraordinarily reactive ^11^C‐methylating agent, [^11^C]methyl nona‐fluorobutyl‐1‐sulfonate ([^11^C]MeONf), and its use in the synthesis of the promising β‐amyloid imaging agent, [^11^C]‐6‐OH‐BTA‐1, is reported. In terms of radioactive