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Photoaddition of Ethyl 2,2‐Dimethyl‐5‐oxo‐5,6‐dihydro‐2 H ‐pyridine‐1‐carboxylate to 2,3‐dimethylbut‐2‐ene
Author(s) -
Jeandon Christophe,
Constien Ralf,
Sinnwell Volker,
Margaretha Paul
Publication year - 1998
Publication title -
helvetica chimica acta
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.74
H-Index - 82
eISSN - 1522-2675
pISSN - 0018-019X
DOI - 10.1002/hlca.19980810210
Subject(s) - oxetane , chemistry , ene reaction , pyridine , carboxylate , irradiation , medicinal chemistry , organic chemistry , physics , nuclear physics
On irradiation (350 nm) in the presence of excess 2,3‐dimethylbut‐2‐ene, the newly synthesized title compound 5 affords as main products the unexpected cyclopropylpyrrolidine 10 (50%) and the spiro‐oxetane 9 (25%).
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