𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Reactions of Nepenthone with Chromium(II) Reagents in Neutral Aqueous Medium

✍ Scribed by Károly Micskei; Julianna Gyarmati; Gábor Kovács; Sándor Makleit; Csaba Simon; Zoltán Szabó; János Marton; Sándor Hosztafi; Helmut Reinke; Hans-Joachim Drexler


Book ID
101279155
Publisher
John Wiley and Sons
Year
1999
Tongue
English
Weight
60 KB
Volume
1999
Category
Article
ISSN
1434-193X

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Reactions of Nepenthone with Chromium(II
✍ Károly Micskei; Julianna Gyarmati; Gábor Kovács; Sándor Makleit; Csaba Simon; Zo 📂 Article 📅 1999 🏛 John Wiley and Sons 🌐 English ⚖ 162 KB

Morphine alkaloids / 6,14-Ethenomorphinans / Chromium(II) complex reagents / Organochromium(III) complex intermediates A synthetic method for the selective transformations of a reactions with classical reagents to result in 2b (20S). A new unexpected morphine derivative 3 was prepared by a ligand-se

Preparation of acylated pyranoid glycals
✍ Gyöngyvér Kovács; Krisztina Tóth; Zoltán Dinya; László Somsák; Károly Micskei 📂 Article 📅 1999 🏛 Elsevier Science 🌐 French ⚖ 717 KB

Reactions of 2,3,4,6-tetra-O-acetyl-ct-D-glucopyranosyl bromide (3) with chromium(II)L complexes (L = EDTA, NTA` IDA, GLY, MAL) in neutral (5 < pH < 7) aqueous DMF gave 3,4,6-tri-O-acetyl-l,5anhydro-2-deoxy-D-arabino-hex-l-elfitol (13) in 70-90% yields and >95% purity. Complexes of Cr(lI) with L = E