[1]
N. M. Raju, K. Rajasekhar, J. M. Babu, and B. V. Rao, “Synthesis of 4-Chloro-5,6-dihydro-2H-pyran Derivatives by NbCl5 Mediated Cyclization of Epoxides with Homopropargylic Alcohols”, ajc, vol. 29, no. 3, pp. 614–616, Dec. 2016.