𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Synthesis of 3β,3β,5-Tribromoacetyl-4-hydroxy-6-methyl-2H-pyran-2-one by Bromination of Dehydroacetic Acid.

✍ Scribed by Ajay Kumar; Richa Prakash; Shiv P. Singh


Publisher
John Wiley and Sons
Year
2005
Weight
15 KB
Volume
36
Category
Article
ISSN
0931-7597

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Synthesis of bipyrazoles and pyrazoloiso
✍ Abderrahman Bendaas; Maâmar Hamdi; Nicole Sellier 📂 Article 📅 1999 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 249 KB

## Abstract Phenylhydrazine or hydrazine react with 3‐acetyl‐4‐hydroxy‐6‐methyl‐2__H__‐pyran‐2‐one (1) to give 4‐acetoacetyl‐3‐methylpyrazolin‐5‐ones 4. The synthesis of bipyrazoles and pyrazoloisoxazoles from 4 are reported.

New synthesis and reactivity of 3-bromoa
✍ Djamila Hikem-Oukacha; Maamar Hamdi; Artur M. S. Silva; Rachedi Yahia 📂 Article 📅 2010 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 137 KB

## Abstract 3‐(Bromoacetyl)‐4‐hydroxy‐6‐methyl‐2__H__‐pyran‐2‐one was synthesized by the reaction of dehydroacetic acid (DHAA) with bromine in glacial acetic acid. Novel heterocyclic products were synthesized from the reaction of bromo‐DHAA with alkanediamines, phenylhydrazines, __ortho__‐phenylene