𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Radioiodine labelled chenodeoxycholic acid: Preparation and purity control

✍ Scribed by Kutlan Özker; İrfan Urgancioǧlu


Publisher
Elsevier Science
Year
1982
Weight
147 KB
Volume
33
Category
Article
ISSN
0020-708X

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Labeled bile acids V: Deuterium and carb
✍ Chee Kong Lai; Chang Yon Byon; Marcel Gut; Danuta Mostowicz; Warren G. Anderson 📂 Article 📅 1984 🏛 John Wiley and Sons 🌐 French ⚖ 364 KB

This paper describes a general, simple and short procedure for the introduction o f stable isotopes (deuterium and carbon-13) to the side chain of bile acids. The bisnorcholyl aldehydes of cholic and chenodeoxycholic acids are key intermediates, while the isotope is introduced by the Wittig condensa

Preparation of 18F-labelled 5-fluorourac
✍ Franz Oberdorfer; Evelyn Hofmann; Wolfgang Maier-Borst 📂 Article 📅 1989 🏛 John Wiley and Sons 🌐 French ⚖ 413 KB

## 5-[18F] Fluorouracil was prepared by direct fluorination of uracil in acetic acid using [18F]F2 diluted in neon. The labelled product was obtained with a purity of 299% following preparative HPLC. Quality control consisted of two different and improved HPLC procedures combined with high resolut

Preparation of tritium-labelled jasmonic
✍ U. Pleiß; A. Teich; M. Stock; D. Groß; H. R. Schütte 📂 Article 📅 1983 🏛 John Wiley and Sons 🌐 French ⚖ 227 KB

## Abstract A method for tritium labelling of jasmonic acid, ethyl dihydrojasmonate, and itaconic acid involving metal catalyzed hydrogen isotope exchange is described. The procedure is a convenient one‐step synthesis and specific activities in the range of 3 to 30 GBq/mmol were obtained.