• benzothienobenzothiophene

benzothienobenzothiophene (suomeksi)

Määritelmät:

• (lb, en, organic compound) Any of a family of tetracyclic organic heterocycles composed of two fused benzothiophene groups, especially ''[1]benzothieno[3,2-b][1]benzothiophene'', the basis of organic conductors of electricity