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Dimerisation of 3-aryl-2-cyanothioacrylamides. A [2s+ 4s] cyclo-addition to give substituted 3,4-dihydro-2H-thiopyrans

✍ Scribed by Brunskill, John S. A.; De, Asish; Ewing, David F.

Book ID
119972179
Publisher
Royal Society of Chemistry
Year
1978
Weight
571 KB
Volume
6
Category
Article
ISSN
1472-7781

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Light-Induced Cycloaddition of 2,3-Dihyd
Light-Induced Cycloaddition of 2,3-Dihydro-2,2-dimethyl-4H-thiopyran-4-one (a 4-Thiacyclohex-2-enone) to Alkenes and Dienes
✍ Kerstin Schmidt; Jürgen Kopf; Paul Margaretha 📂 Article 📅 2005 🏛 John Wiley and Sons 🌐 German ⚖ 213 KB

## Abstract The reactivity of (thiacyclic)‐2,3‐dihydro‐2,2‐dimethyl‐4__H__‐thiopyran‐4‐one (**1a**) in light‐induced cycloadditions to furan (**F**), acrylonitrile (**AN**), or 2,3‐dimethylbut‐2‐ene (**TME**) is compared to that of (carbocyclic) 5,5‐dimethylcyclohex‐2‐enone (**1b**). Whereas for th