The 2-Thiophenecarboxaldehyde, 4, 5-dimethyl-, with the CAS registry number of 5928-48-3, is also known as 4, 5-Dimethylthiophene-2-carboxaldehyde. It belongs to the product categories of Building Blocks; Heterocyclic Building Blocks; Thiophenes. This chemical's molecular formula is C₇H₈OS and molecular weight is 140.21. What's more, its IUPAC name is 4, 5-Dimethylthiophene-2-carbaldehyde. In addition, it must be stored in airtight containers and placed in a dry, cool place at 4 °C. Meanwhile, it should be avoided contact with light. Besides, this chemical is harmful if swallowed.

Physical properties about 2-Thiophenecarboxaldehyde, 4, 5-dimethyl- are: (1)ACD/LogP: 1.94; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.94; (4)ACD/LogD (pH 7.4): 1.94; (5)ACD/BCF (pH 5.5): 17.56; (6)ACD/BCF (pH 7.4): 17.56; (7)ACD/KOC (pH 5.5): 270.66; (8)ACD/KOC (pH 7.4): 270.66; (9)#H bond acceptors: 1; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 45.31 Å²; (13)Index of Refraction: 1.581; (14)Molar Refractivity: 41.03 cm³; (15)Molar Volume: 123.1 cm³; (16)Surface Tension: 40.5 dyne/cm; (17)Density: 1.138 g/cm³; (18)Flash Point: 92.2 °C; (19)Enthalpy of Vaporization: 47.25 kJ/mol; (20)Boiling Point: 235.8 °C at 760 mmHg; (21)Vapour Pressure: 0.0491 mmHg at 25 °C.

You can still convert the following datas into molecular structure:
(1) SMILES: O=Cc1sc(c(c1)C)C
(2) InChI: InChI=1/C7H8OS/c1-5-3-7(4-8)9-6(5)2/h3-4H,1-2H3
(3) InChIKey: QSBBXKVGLJSGAJ-UHFFFAOYAA