List of international conferences:

• 40^th IUPAC congress August 14-19, 2005 Beijing, China, 1 Oral presentation and 4 Poster presentations.
• 4^th Eurasian Meeting on Heterocyclic Chemistry, 25-28 Aug., 2006, (Thessaloniki- Greece), 1 Oral Presentation.
• 5^th Eurasian meeting on Heterocyclic Chemistry, 1-4 March, 2008, Kuwait, 1 Oral Presentation and 1 Poster presentation.
• 30^th European Peptide Symposium 31 Aug- 5 Sep. 2008 (Helsinki- Finland), 2 poster presentation.
• 31^st European Peptide Symposium 31 Aug- 5 Sep. 2010 (Copenhagen- Denmark), 7 poster presentation.
• 12^th Belgian Organic Synthesis Symposium; Louvain-la-Neuve; July 13-18, 2012, 4 poster presentation.
• 14^th Belgian Organic Synthesis Symposium; Louvain-la-Neuve; July 13-18, 2014. 6 poster presentation.
• 3^rd International Conference of Organic Chemistry (ICOC-2014) “Organic Chemistry – Driving Force of Life Development” Georgia – Tbilisi, 1 Oral Presentation and 1 Poster presentation. Sep. 25-28, 2014.
• 8^th Eurasian Meeting on Heterocyclic Chemistry (EAMHC-2014) Conference 20-24 September 2014. Tbilisi, Georgia.
• 14^th International Congress on Amino Acids, Peptides and Proteins. Austria, Vienna; August 3–7 2014, 1 Oral Presentation and 4 Poster presentation.
• 2^nd Iranian Peptide Conference Humboldt-Kolleg, 9-12 January 2017, Tehran.Iran, 14 Poster presentation.
• 26^th ISHC Congress, 3-8 September, 2017, Regensburg, Germany. 1 Oral presentation and 2 Poster presentation.
• 7^th International Conference on Multicomponent Reactions and Related Chemistry, August 26-31 August, 2018, Düsseldorf-Germany
• The Fifth International Scientific Conference “Advances in Synthesis and Complexing” 22-26 April 2019, Moscow-Russia, Oral presentation.

List of national conferences:

• The first Iranian seminar on Phytochemistry Tehran, 2 poster presentation, 1386.
• 16^th Iranian Seminar on Organic Chemistry, Zanjan, 5 poster presentation, 1388.
• 17^th Iranian Seminar on Organic Chemistry, Mazandaran, 8 Poster presentation, 1389.
• 19^th Iranian Seminar of Organic Chemistry, Rafsanjan, 2 Poster presentation, 1391.
• 20^th Iranian Seminar of Organic Chemistry, Hamedan, 11 Poster presentation, 1392.
• 21^st Iranian Seminar of Organic Chemistry, Mashhad, 7 Poster presentation, 1392.
• 22^nd Iranian Seminar of Organic Chemistry, Tabriz, 3 Poster presentation, 1393.
• The 23^rd Iranian Seminar of Organic Chemistry, Sanandaj, 11 Poster presentation, 1394.
• 24^th Iranian Seminar of Organic Chemistry, Tabriz, 4 Poster presentation, 1395.
• The 4^th Conference on Protein and Peptide Sciences, Isfahan, 8 Poster presentation, 1398.
• The 27^th Iranian conference on organic chemistry, Urmia, 6 Poster presentation, 1398.