−Electronic Supplementary Information− Brønsted acid mediated N–O bond cleavage for α-amination of ketones through aromatic nitroso aldol reaction Isai Ramakrishna, Harekrishna Sahoo, and Mahiuddin Baidya* Department of Chemistry, Indian Institute of Technology Madras, Chennai 600 036, Tamil Nadu, India E-mail: mbaidya@iitm.ac.in Electronic Supplementary Material (ESI) for ChemComm. This journal is © The Royal Society of Chemistry 2016