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1,3‐Dihydro‐1,3‐diboretes and Their Radical Anions
Author(s) -
Wehrmann Rolf,
Pues Christine,
Klusik Hartmut,
Berndt Armin
Publication year - 1984
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.198403721
Subject(s) - unpaired electron , planar , ring (chemistry) , chemistry , crystallography , radical ion , stereochemistry , radical , ion , organic chemistry , computer science , computer graphics (images)
The non‐planar 1,3‐dihydro‐1,3‐diboretes 3 form planar radical anions. This was deduced from the ESR data. The unpaired electron resides preferentially on the ring C‐atoms. The key step in the synthesis of 3 is the ring expansion of 2 (R = neopentyl, SiMe 3 ).