𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Synthesis of 2-Hydroxy-1,4-oxazin-3-ones through Ring Transformation of 3-Hydroxy-4-(1,2-dihydroxyethyl)-β-lactams and a Study of Their Reactivity

✍ Scribed by Mollet, Karen; Goossens, Hannelore; Piens, Nicola; Catak, Saron; Waroquier, Michel; Törnroos, Karl W.; Van Speybroeck, Veronique; D'hooghe, Matthias; De Kimpe, Norbert


Book ID
119958041
Publisher
John Wiley and Sons
Year
2013
Tongue
English
Weight
878 KB
Volume
19
Category
Article
ISSN
0947-6539

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Syntheses and characterization of new (2
✍ Teresa Mancilla; Ma. De Jesus Rosales; Efren V. García-Baez; Lourdes Carrillo 📂 Article 📅 1995 🏛 John Wiley and Sons 🌐 English ⚖ 338 KB

The reactions of methyl glyoxylate hemiacetal 1 with 2-(methy1amino)ethanol 2, ( I R,2S)-( -)-ephedrine 3 and (IS,2S)-( +) -pseudoephedrine 4 provide the (2s)-2-hydroxy-l,4-oxazin-3-ones 2% 3% 4a i n good yield. They were characterized by 'H, I3C, NMR, and infrared and mass spectroscopy. The structu

Simple and condensed β-lactams. Part 29.
✍ Attila Sápi; József Fetter; Károly Lempert; Mária Kajtár-Peredy; Gábor Czira 📂 Article 📅 1997 🏛 Elsevier Science 🌐 French ⚖ 441 KB

4-[(2RS,3R,S)-3-Hydroxy-(lb) and -3-(4-chlomphenoxy)-l-(4-methoxyphenyl)-4-oxoazetidin-2-yl]thiazol-2(3H)-one (16b) were synthesised. While the former was smoothly rearranged into (5RA•-5-hydr•xy-7-(4-meth•xypheny•)-••5-dihydr•thiaz•••[3.4-a•pyrazine-3•6(7H)-di•ne (7b) on treatment with Na2CO3 unde