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Fast Thermal Breaking and Formation of a B–N Bond in 2‐(Aminomethyl)benzeneboronates 1)
Author(s) -
Burgemeister Thomas,
GrobeEinsler Ronald,
Grotstollen Reiner,
Mannschreck Albrecht,
Wulff Günter
Publication year - 1981
Publication title -
chemische berichte
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.667
H-Index - 136
eISSN - 1099-0682
pISSN - 0009-2940
DOI - 10.1002/cber.19811141021
Subject(s) - chemistry , intramolecular force , stereochemistry , carbon 13 nmr , medicinal chemistry
The Title compounds 1 to 6 (Table 1) are shown by 1 H, 11 B, and 15 N NMR shifts to fom an intramolecular B ‐ N bond which, according to 1 N and 13 C NMR, is frequently broken (δ G c ≠= 40 to 54 kJ/mol, Table 2) and re‐formed.