Conclusions
The pentalenopentalene molecule has an open (in the Hückel sense) π-electron shell, notwithstanding that the number of π-electrons forming the π-electron system is a number of the form (4n+2).
Literature cited
D. A. Bochvar and A. V. Tutkevich, Izv. Akad. Nauk SSSR, Ser. Khim., 756 (1966).
L. Fieser and I., Fieser, Organic Chemistry [Russian translation], Khimiya (1966), p. 2.
Author information
Authors and Affiliations
Additional information
Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 5, pp. 1185–1186, May, 1969.
Rights and permissions
About this article
Cite this article
Bochvar, D.A., Stankevich, I.V. & Tutkevich, A.V. A comment on the Hückel 4n + 2 rule. Russ Chem Bull 18, 1091–1092 (1969). https://doi.org/10.1007/BF00922885
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF00922885