Heterospin biradicals provide insight into molecular conductance and rectification† †Electronic supplementary information (ESI) available. CCDC 1526005 and 1526006. For ESI and crystallographic data in CIF or other electronic format see DOI: 10.1039/c7sc00073a Click here for additional data file. Click here for additional data file.

Rectification Martin L. Kirk,* David A. Shultz,* Jinyuan Zhang, Ranjana Dangi, Laura Ingersol, Jing Yang, Nathaniel S. Finney, Roger D. Sommer and Lukasz Wojtas The University of New Mexico, MSC03 2060, 1 University of New Mexico, Albuquerque, New Mexico 87131-0001. Department of Chemistry, North Carolina State University, Raleigh, North Carolina 27695-8204. School of Pharmaceutical Science and Technology, Tianjin University, 505/Building 24, 92 Weijin Road, Nankai District, Tianjin, 300072, P.R. China. Department of Chemistry, University of South Florida, 4202 E. Fowler Avenue, CHE 205 Tampa, FL 33620-5250.