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The 250 MHz 1 H NMR spectrum of cinnoline
Author(s) -
Pappalardo Giuseppe C.,
Gruttadauria Salvatore,
Le Bail Henri
Publication year - 1975
Publication title -
organic magnetic resonance
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.483
H-Index - 72
eISSN - 1097-458X
pISSN - 0030-4921
DOI - 10.1002/mrc.1270071009
Subject(s) - cinnoline , ring (chemistry) , spectrum (functional analysis) , chemistry , physics , nuclear magnetic resonance , atomic physics , medicinal chemistry , organic chemistry , quantum mechanics
The proton NMR spectrum of cinnoline has been measured at high field (250 MHz) and analysed as an H‐8‐de‐coupled ABCXY and H‐4‐decoupled ABCX system. Inter‐ring HH couplings have been determined and discussed in relation to theoretical values obtained using INDO calculations.