![[double bond, length as m-dash]](https://www.rsc.org/images/entities/char_e001.gif)
C– and the –CN– chromophore The first page of this article is displayed as the abstract.
![404. Studies in light absorption. Part VII. Azines and related systems. A comparison of the –C [[double bond, length as m-dash]] C– and the –C [[double bond, length as m-dash]] N– chromophore](/en/Image/Get?imageInfo.ImageType=GA&imageInfo.ImageIdentifier.ManuscriptID=JR9490001898&imageInfo.ImageIdentifier.Year=1949)
![[double bond, length as m-dash]](https://www.rsc.org/images/entities/h2_char_e001.gif)
C– and the –CN– chromophore
H. C. Barany, E. A. Braude and M. Pianka, J. Chem. Soc., 1949, 1898 DOI: 10.1039/JR9490001898
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