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15 N‐NMR Spectroscopic Detection of the Tetrazolo[1,5‐ a ]pyrimidine/2‐Azidopyrimidine Equilibrium
Author(s) -
Hull William E.,
Künstlinger Michael,
Breitmaier Eberhard
Publication year - 1980
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.198009241
Subject(s) - tetrazole , chemistry , ring (chemistry) , nuclear magnetic resonance spectroscopy , carbon 13 nmr satellite , fluorine 19 nmr , carbon 13 nmr , pyrimidine , azide , proton nmr , nmr spectra database , transverse relaxation optimized spectroscopy , spectral line , stereochemistry , organic chemistry , physics , astronomy
The reversible opening of the tetrazole ring in (1) to give the azide (2) was detected by highfield 15 N‐NMR spectroscopy. 1 H‐NMR and 13 C‐NMR spectra have also been recorded for (1) ⇌ (2) , R = n ‐butyl.