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Marquage Par 14C Du[(Chloro-2-Ethyl)-3 Nitroso-3 Ureido]-1′ Tri-O-Acetyl-2′,3′,4′ α,β D-Ribopyrannose Ou R.P.C.N.U.

✍ Scribed by M. F. Moreau; J. C. Madelmont; D. Godeneche

Publisher
John Wiley and Sons
Year
1980
Tongue
French
Weight
304 KB
Volume
17
Category
Article
ISSN
0022-2135

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✦ Synopsis

Abstract

RPCNU was labelled with ^14^C on three positions:

‐ On the carboxyl of the acetyl groups

‐ On the carboxyl of the acetyl groups

‐ On the urea carbonyl

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Marquage Par 14C Du (chloro-2 ethyl)-3 N
Marquage Par 14C Du (chloro-2 ethyl)-3 Nitroso-3 Ureido-l′ O-isopropylidene-2′, 3′ O-p-nitrobenzoyl-5′ α ET β -D-ribo Furannose Ou Rfcnu
✍ J. C. Madelmont; M. F. Moreau; D. Parry; D. Godeneche; J. L. Imbach 📂 Article 📅 1980 🏛 John Wiley and Sons 🌐 French ⚖ 348 KB

## Abstract RFCNU was labelled by ^14^C on three positions. On the carboxyl of the para nitro benzol'c group On urea carbonyl On the carbone 1 of the 2, chloro éthyl group.

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Synthese radioactive de sels d'ammonium quaternaires d'hydroxy imino methyl-2 OU -4 pyridinyle par l'intermediaire de la N-methyl formanilide-14C. II. Marquage par 14C de l'iodure d'[hydroxyimino methyl-2 methyl-1 pyridinyle ou 2-PAM Iodure et du diodure de trimethylène dioxy-3,3′ bis [hydroxy imino methyl-2 methyl-1, pyridinyle] ou R-665
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The two compounds were labelled by ^14^C on the hydroxyimino methyl group substituted on the 2 positions of the pyridinium ring. The convenient pyridinium lithiated intermediates were formylated with N‐methyl ^14^C‐formanilide. The hydroxyimino methyl groups were synthezised by reaction of the ^14^