List of Articles Sulfuric Acid Open Access Article Abstract Page Full-Text 1 - Synthesis of Tetrahydrobenzo[a]xanthene-11-one Derivatives Using ZrO2–SO3H as Highly Efficient Recyclable Nano-catalyst Ahmad Nakhaei Sepideh Yadegarian Open Access Article Abstract Page Full-Text 2 - Synthesis of Unsymmetrical Ethers Catalysed by Polyvinyl sulfuric acid & PVSA / Nano RH SiO2 as a Novel Solid Acid Nanocomposite roya moeinzadeh Ali Kiasat Hadi Asareh 10.22034/jna.2017.536601. Open Access Article Abstract Page Full-Text 3 - Synthesis of Unsymmetrical Ethers Catalysed by Polyvinyl Sulfuric Acid & PVSA / Nano RH SiO2 as a Novel Solid Acid Nanocomposite Roya Moeinzadeh Hadi Asareh Ali Reza Kiasat 10.22034/jna.2017.539361 Open Access Article Abstract Page Full-Text 4 - Nano silica sulfuric acid catalyzed synthesis of 2-substituted aryl (indolyl) kojic acid derivatives Zahra Lasemi Bahareh Sadeghi Fereshteh Amiri Tavasoli Open Access Article Abstract Page Full-Text 5 - Cellulose sulfuric acid catalyzed multicomponent reaction for efficient synthesis of pyrimido and pyrazolo[4,5-b]quinolines under solvent-free conditions Seyyedeh Cobra Azimi Open Access Article Abstract Page Full-Text 6 - Spotlight: Silica sulfuric acid (SSA): As a multipurpose catalyst Hassan Sepehrmansourie Open Access Article Abstract Page Full-Text 7 - Synthesis of 5-amino-1-aryl-4-cyanoimidazoles from formamidines under solvent-free condition Asieh Yahyazadeh Farhad Shirini Fatamah Tavakoli Open Access Article Abstract Page Full-Text 8 - Cellulose sulfuric acid: an efficient biopolymer-based catalyst for the synthesis of 5H-dibenzo[b,i]xanthene-tetraones and spiro[dibenzo[b,i]xanthene-13,3'-indoline]-pentaones under solvent free conditions Seyyedeh Cobra Azimi Hassan Kefayati Open Access Article Abstract Page Full-Text 9 - Silica sulfuric acid as an efficient and reusable heterogeneous catalyst for the synthesis of formamidines from the diaminomaleonitrile Asieh Yahyazadeh Sara Hadesinea Mohammad Saeed Daneshmandi Open Access Article Abstract Page Full-Text 10 - Modified Biginelli condensation by molybdate sulfuric acid as a powerful and reusable catalyst Aigin Bashti Bahador Karami Saeed Khodabakhshi Open Access Article Abstract Page Full-Text 11 - Silica sulfuric acid mediated protection of carbonyl groups as 2,4- dinitrophenylhydrazone Mehdi Fallah-Mehrjardi Ali Reza Kiasat