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Carbon‐13 nmr chemical shift‐substituent effect correlations in P ‐substituted 5‐benzylidenebarbituric acids and 2‐benzylidene‐1,3‐indanediones
Author(s) -
Robinson Charles N.,
Irving Charles C.
Publication year - 1979
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570160518
Subject(s) - chemistry , substituent , chemical shift , carbon fibers , carbon 13 nmr , computational chemistry , medicinal chemistry , organic chemistry , stereochemistry , materials science , composite number , composite material
Excellent correlations have been observed between σ + constants and the 13 C nmr chemical shifts of several of the carbon atoms of 5‐arylidenebarbituric acids and of 2‐arylidene‐1,3‐indanediones.