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Addition-Cyclization Reactions Of Alkylidene Phosphoranes With α-Benzoinoxime

✍ Scribed by Abdou, Wafaa M.; Ganoub, Neven A.; Shaddy, Abeer M.

Book ID
118743855
Publisher
Taylor and Francis Group
Year
2000
Tongue
English
Weight
795 KB
Volume
165
Category
Article
ISSN
1042-6507

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✍ Wafaa Mahmoud Abdou; Amin Farouk Mohammed Fahmy; Azza Abdel-Azeem Kamel 📂 Article 📅 2002 🏛 John Wiley and Sons 🌐 English ⚖ 151 KB 👁 2 views

4-(4-Methylphenyl)-2,3-benzoxazin-1-one (1) reacts thermally with a series of alkylidene phosphoranes and the relevant salts to give mainly substituted isoquinolines. Thus, compound 1 reacts with ester ylides 2a and 2b to give isoquinolones 7a and 7b, whereas with benzoylmethylenetriphenylphosphoran