+++ Thanks_article from Helv Chim Acta_Wiley

[pendyala123]

Title: The Effect of Electron-Donating and Electron-Withdrawing Substituents on 1H-and 13C-NMR chemical shifts of novel 7′-aryl-substituted 7′-apo-β-carotenes (pages 1928–1938)

Authors: Elli S. Hand, Kenneth A. Belmore and Lowell D. Kispert
Journal : Helvetica Chimica Acta (1993), 76, (5), 1928-38

DOI:

Код: Выделить всё

http://10.1002/hlca.19930760511

link:

Код: Выделить всё

http://onlinelibrary.wiley.com/doi/10.1002/hlca.19930760511/pdf

[Chem_DM]

You have incorrectly decorated DОI! Read the Rules, paragraph 4!