𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Interaction of Tricmloroacetic Acid with Some 3-Substituted 2H-1-Benzopyran-2-ones

✍ Scribed by Bojilova, A.


Book ID
126720500
Publisher
Taylor and Francis Group
Year
1990
Tongue
English
Weight
328 KB
Volume
20
Category
Article
ISSN
0039-7911

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Reactions of 3-acyl-substituted 2H-1-ben
✍ Bojilova, Anka ;Rodios, Nestor ;Nicolova, Rositsa ;Ivanov, Christo 📂 Article 📅 1991 🏛 John Wiley and Sons 🌐 English ⚖ 587 KB

## Abstract 3‐Pivaloyl‐2__H__‐1‐benzopyran‐2‐one (6) reacts with acid anhydrides in the presence of triethylamine to give 4‐(2‐oxoalkyl)‐2‐oxochromans 7 and 3‐pivaloyl‐2‐oxochroman (8) in moderate yields. Also 3‐propionyl‐ and 3‐isobutyryl‐2__H__‐1‐benzopyran‐2‐ones (9) react with acid anhydrides u