𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Vilsmeier-haack reaction of 2H-1,4-benzoxazin-3-one: novel route for condensed benzoxazines

✍ Scribed by M. Mazharuddin; G. Thyagarajan


Publisher
Elsevier Science
Year
1971
Tongue
French
Weight
208 KB
Volume
12
Category
Article
ISSN
0040-4039

No coin nor oath required. For personal study only.


πŸ“œ SIMILAR VOLUMES


Ring Opening of 2-(Benzylamino)-2H-1,4-b
✍ Janez IlaΕ‘; Danijel Kikelj πŸ“‚ Article πŸ“… 2008 πŸ› John Wiley and Sons 🌐 German βš– 223 KB πŸ‘ 1 views

## Abstract Substituted 2‐(benzylamino)‐2__H__‐1,4‐benzoxazin‐3(4__H__)‐ones are unstable under alkaline and acidic conditions, undergoing opening of the benzoxazinone ring. 2‐Bromo‐2__H__‐1,4‐benzoxazin‐3(4__H__)‐ones show similar degradation under alkaline conditions, while replacement of Br at C

Synthesis and reactions of 2-hetero-4H-3
✍ Gary M. Coppola πŸ“‚ Article πŸ“… 2000 πŸ› Journal of Heterocyclic Chemistry 🌐 English βš– 840 KB

## Abstract The present review covers the synthesis and reactions of 2‐hetero‐4__H__‐3,1‐benzoxazin‐4‐ones which include oxygen, sulfur and nitrogen substituents. Literature coverage includes publications primarily from the mid 1960's to December 1999.

Reactions of 4-acetoxy-2H-1,4-benzoxazin
✍ Yuichi Hashimoto; Toshiharu Ohta; Koichi Shudo; Toshihiko Okamoto πŸ“‚ Article πŸ“… 1979 πŸ› Elsevier Science 🌐 French βš– 228 KB

O-Acetates of 4-hydroxy and 4-hydroxy-7-methoxy-2H-1,4-benzoxazln-3-ones reacted with nucleophlles such as phenols, lndoles and ethanethlol The maJor reaction center IS the positively-charged nitrogen atom