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The shielding effect of the double bond in 2‐norbornene and α‐pinene and β‐pinene
Author(s) -
Mazzola Eugene P.,
Lambert Joseph B.,
Ridge Clark D.
Publication year - 2018
Publication title -
journal of physical organic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.325
H-Index - 66
eISSN - 1099-1395
pISSN - 0894-3230
DOI - 10.1002/poc.3816
Subject(s) - pinene , chemistry , norbornene , double bond , electromagnetic shielding , shielding effect , nuclear overhauser effect , computational chemistry , stereochemistry , organic chemistry , medicinal chemistry , molecule , physics , monomer , layer (electronics) , quantum mechanics , polymer
Assignments of the chemical shifts of the 7‐syn and 7‐anti protons in 2‐norbornene and of the methyl groups in α‐pinene and β‐pinene have been determined by means of nuclear Overhauser effects. These results constrain competing theories of the shielding effects of double bonds.