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Reactions of 3-(1-Hydroxyalkyl)phthalides with Acids: Synthesis of ( Z )-3-Alkylidenephthalides and 3-Alkyl-8-hydroxyisocoumarins †

✍ Scribed by Mali, Raghao S.; Babu, Kantipudi N.

Book ID
121453909
Publisher
American Chemical Society
Year
1998
Tongue
English
Weight
62 KB
Volume
63
Category
Article
ISSN
0022-3263

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ChemInform Abstract: Reactions of 3-(1-H
ChemInform Abstract: Reactions of 3-(1-Hydroxyalkyl)phthalides with Acids: Synthesis of (Z)-3-Alkylidenephthalides and 3-Alkyl-8-hydroxyisocoumarins.
✍ R. S. MALI; K. N. BABU 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 37 KB

Reactions of 3-(1-Hydroxyalkyl)phthalides with Acids: Synthesis of (Z)-3-Alkylidenephthalides and 3-Alkyl-8-hydroxyisocoumarins. -A new ring expansion reaction of phthalides to give isocoumarins with different substitution patterns is reported. (Z)-Butylidenephthalides (IX) are synthesized by acid