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Comportement an 1 H‐RMN. des diaryl‐1,3‐triazènes dans les solvants neutres et acides. III
Author(s) -
Vernin Gaston,
Siv Chhan,
Metzger Jacques,
Elguero José,
Archavlis André
Publication year - 1977
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.19770600221
Subject(s) - chemistry , smiles rearrangement , proton nmr , decomposition , nuclear magnetic resonance spectroscopy , polymer chemistry , medicinal chemistry , stereochemistry , organic chemistry
1 H‐NMR. behaviour of 1,3‐diaryltriazenes in neutral and acidic solvents Formation and decomposition of 1,3‐di‐aryltriazenes can be studied by 1 H‐NMR. Triazenes decompose in acidic medium or by addition of isoamylnitrite: in the last case, the spectrum shows emission lines characteristic of the CINDP effect. At −80° the prototropic rate is slow enough to permit the observation of two aromatic systems.
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