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Excited state intramolecular hydrogen atom transfer of phenylethynyl-substituted 2′-hydroxychalcones

✍ Scribed by Satomi Tasaki, Atsuya Momotake, Yoko Kanna, Tatsuo Arai

Book ID
118809747
Publisher
Springer Netherlands
Year
2012
Tongue
English
Weight
303 KB
Volume
39
Category
Article
ISSN
0922-6168

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Effect of nonproximate atomic substituti
Effect of nonproximate atomic substitution on excited state intramolecular proton transfer
✍ ?uma, Martin; Thompson, Clifton; Scheiner, Steve 📂 Article 📅 1998 🏛 John Wiley and Sons 🌐 English ⚖ 223 KB 👁 2 views

The central C atom of the OCCCO skeleton of the malonaldehyde molecule is replaced by N, and the effects upon the intramolecular H-bond and the proton transfer are monitored by ab initio calculations in the ground and excited electronic states. The H-bond is weakened in the singlet and triplet state