S1 Supporting Information Organophotoredox-catalyzed redox-neutral cascade involving N- (acyloxy)phthalimides and maleimides Sanju Das, a Sushanta Kumar Parida † , b Tanumoy Mandal † , a Sudhir Kumar Hota, b Lisa Roy,* c Suman De Sarkar* a and Sandip Murarka* b a Department of Chemical Sciences, Indian Institute of Science Education and Research Kolkata, Mohanpur-741246, West Bengal, India. Email: sds@iiserkol.ac.in b Department of Chemistry, Indian Institute of Technology Jodhpur, Karwar-342037, Rajasthan, India. Email: sandipmurarka@iitj.ac.in. c Institute of Chemical Technology Mumbai, IOC Odisha Campus Bhubaneswar, Bhubaneswar 751013, India. Email: l.roy@iocb.ictmumbai.edu.in † These authors contributed equally to this work. Table of contents 1. General information S2 2. Synthesis of starting materials S2 3. Detailed optimization of the reaction conditions S4 4. Procedure for cascade radical addition/oxidation S4 5. Gram Scale Synthesis S4 6. Product derivation S5 7. Report of NMR spectra S5 8. Control experiments S16 9. Photophysical studies S17 10. NMR spectra S21 11. Computational details S57 12. References S69 Electronic Supplementary Material (ESI) for Organic Chemistry Frontiers. This journal is © the Partner Organisations 2021