title: Synthesis and chemical characterisation of new bis-thieno [2,3-b]thiophene derivatives.
abstract: Using 3-methyl-4-phenylthieno[2,3-b]thiophene-2,5-dicarbohydrazide as synthon a series of new bis-heterocycles incorporating the thieno[2,3-b]thiophene nucleus was prepared and characterized.
authors.affiliation: Department of Chemistry, Science of College, King Saud University, PO Box 2455, Riyadh-11451, Saudi Arabia. yahia@ksu.edu.sa
authors.forename: Yahia Nasser
authors.initials: YN
authors.lastname: Mabkhoot
mesh_terms: D006571:Heterocyclic Compounds / Q000138:chemical synthesis; D013876:Thiophenes / Q000138:chemical synthesis* / Q000737:chemistry
chemical_list: D006571:Heterocyclic Compounds; D013876:Thiophenes