Abstract
IT was shown by Price and Robinson1 that the naphthoquinone pigment, dunnione, undergoes a remarkable rearrangement when heated with aqueous alkali. The product was evidently not a naphthoquinone, and the structure (I) was tentatively assigned to it.
Similar content being viewed by others
Article PDF
References
Price and Robinson, J. Chem. Soc., 1522 (1939).
Cooke, Nature, 162, 178 (1948).
Private communication (July 1, 1948).
Shchukina, Kondrat'eva and Shemyakin, J. Gen. Chem., 18, 2121 (1948).
Fieser, J. Amer. Chem. Soc., 70, 3237 (1948).
Upson and Thompson, J. Amer. Chem. Soc., 44, 181 (1922).
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
COOKE, R., SOMERS, T. Indenone-Carboxylic Acids and allo-Dunnione. Nature 165, 314 (1950). https://doi.org/10.1038/165314a0
Issue Date:
DOI: https://doi.org/10.1038/165314a0
Comments
By submitting a comment you agree to abide by our Terms and Community Guidelines. If you find something abusive or that does not comply with our terms or guidelines please flag it as inappropriate.