The CAS registry number of Dithieno(3,4-b:3,4-d)thiophene is 13090-49-8. Its molecular formula is C₈H₄S₃ and molecular weight is 196.3124. Its systematic name is called bisthieno[3,4-b:3',4'-d]thiophene.

Physical properties about Dithieno(3,4-b:3,4-d)thiophene are: (1)ACD/LogP: 3.74; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.74; (4)ACD/LogD (pH 7.4): 3.74; (5)ACD/BCF (pH 5.5): 406.8; (6)ACD/BCF (pH 7.4): 406.8; (7)ACD/KOC (pH 5.5): 2566.86; (8)ACD/KOC (pH 7.4): 2566.86; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Index of Refraction: 1.865; (13)Molar Refractivity: 57.09 cm³; (14)Molar Volume: 126.1 cm³; (15)Surface Tension: 69.7 dyne/cm; (16)Density: 1.556 g/cm³; (17)Flash Point: 129.8 °C; (18)Enthalpy of Vaporization: 58.63 kJ/mol; (19)Boiling Point: 364.1 °C at 760 mmHg.

You can still convert the following datas into molecular structure:
(1)SMILES: s2cc1c3cscc3sc1c2
(2)InChI: InChI=1/C8H4S3/c1-5-6-2-10-4-8(6)11-7(5)3-9-1/h1-4H
(3)InChIKey: ROZYMPBUMVSVHM-UHFFFAOYAU