https://pubchem.ncbi.nlm.nih.gov/compound/5-Fluoro-3_4-dimethylthieno_2_3-b_thiophene
5-Fluoro-3,4-dimethylthieno[2,3-b]thiophene | C8H7FS2 | CID 129149207 - PubChem
5-Fluoro-3,4-dimethylthieno[2,3-b]thiophene | C8H7FS2 | CID 129149207 - structure, chemical names, physical and chemical properties, classification, patents,...