List of Articles Chlorosulfonic acid Open Access Article Abstract Page Full-Text 1 - Application of Nicotinic Acid Functionalized Chlorosulfonic Acid as a Green Catalyst for the Synthesis of Bis(2-methyl-1Hindole)Derivatives Syedeh Fatemeh Hosseinzadeh Masoud Mokhtary Open Access Article Abstract Page Full-Text 2 - Introduction of sulfonated bamboo (bamboo-SO3H) as a new catalyst for the facile synthesis of bis(indolyl)methanes Farimah Mazloom Kalimani Abdollah Fallah Shojaei Laleh Samavi Open Access Article Abstract Page Full-Text 3 - Polyvinylpolypyrrolidone supported chlorosulfonic acid: An efficient catalyst for the one-pot synthesis of hexahydroquinolines Mahshid Yosefzadeh Masoud Mokhtary