M. Imanishi, M. Tomimoto, Masazumi Watanabe
Sep 1, 1986
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Journal
Journal of Labelled Compounds and Radiopharmaceuticals
Abstract
Disodium (+)-(Z)-[[[1-{2-amino-4-[2-14C]thiazolyl)-2-[[ (2S,3S)-2-(carbamoyloxymethyl)-4-oxo-1-sulfonato-3-azetizinyl]amino-2-oxoethylidene]amino]oxy]acetate ([14C]AMA-1080) was synthesized via [2-(2-chloroacetamido-4-[2-14C]thiazoiyl)-(Z)-2-(4-nltrobenzyloxycarbonylmethoxyimino)]acetic acid from [14C]thiourea. Trisodium (+)-(Z)-[[[1-(2-amino-4-[2-14C]thiazoiyl)-2-[[(1S, 2S)-3-carbamoyloxy-1-carboxylato-2-sulfonato-aminopropyl]amino]-2-oxoethylidene]amino]oxy]acetate ([ 14C]AMA -1294) as the principal metabolite of [14C]AMA-1080 was also prepared.