1. Fluoroorganic Laboratory; Centre for Fire, Explosive and Environment Safety, DRDO; Delhi India
2. School of Chemistry; University of Hyderabad; Hyderabad - 500 046 India
3. Department of Chemistry; Jamia Hamdard University; New Delhi - 110 062 India
4. Department of Chemistry, Sri Venkateswara College; University of Delhi; New Delhi- 110 021 India