The CAS registry number of Benzenesulfonamide, 4-(5-formyl-2-furanyl)- is 21821-40-9. This chemical is also named as Benzenesulfonamide, p-(5-formyl-2-furyl)- (8CI). In addition, its molecular formula is C₁₁H₉NO₄S and molecular weight is 251.26. Its systematic name and IUPAC name are the same which is called 4-(5-formylfuran-2-yl)benzenesulfonamide. This chemical may cause inflammation to the skin or other mucous membranes.

Physical properties about Benzenesulfonamide, 4-(5-formyl-2-furanyl)- are: (1)ACD/LogP: 0.78; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0.78; (4)ACD/LogD (pH 7.4): 0.78; (5)ACD/BCF (pH 5.5): 2.32; (6)ACD/BCF (pH 7.4): 2.32; (7)ACD/KOC (pH 5.5): 63.61; (8)ACD/KOC (pH 7.4): 63.48; (9)#H bond acceptors: 5; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 3; (12)Index of Refraction: 1.605; (13)Molar Refractivity: 61.34 cm³; (14)Molar Volume: 178.1 cm³; (15)Surface Tension: 56 dyne/cm; (16)Density: 1.41 g/cm³; (17)Flash Point: 252 °C; (18)Enthalpy of Vaporization: 76.01 kJ/mol; (19)Boiling Point: 493.1 °C at 760 mmHg.

You can still convert the following datas into molecular structure:
(1)SMILES: O=Cc2oc(c1ccc(cc1)S(=O)(=O)N)cc2
(2)InChI: InChI=1/C11H9NO4S/c12-17(14,15)10-4-1-8(2-5-10)11-6-3-9(7-13)16-11/h1-7H,(H2,12,14,15)
(3)InChIKey: CTFUCNXKRYTIQE-UHFFFAOYAP