This chemical is called 7-Hydroxyindolin-2-one, and its systematic name is 7-hydroxy-1,3-dihydro-2H-indol-2-one. With the molecular formula of C₈H₇NO₂, its molecular weight is 149.15. The CAS registry number of this chemical is 10238-74-1.

Other characteristics of the 7-Hydroxyindolin-2-one can be summarised as followings: (1)ACD/LogP: 0.79; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0.79; (4)ACD/LogD (pH 7.4): 0.78; (5)ACD/BCF (pH 5.5): 2.33; (6)ACD/BCF (pH 7.4): 2.29; (7)ACD/KOC (pH 5.5): 63.85; (8)ACD/KOC (pH 7.4): 62.54; (9)#H bond acceptors: 3; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 49.33 Å²; (13)Index of Refraction: 1.634; (14)Molar Refractivity: 39.17 cm³; (15)Molar Volume: 109.4 cm³; (16)Polarizability: 15.53×10^-24cm³; (17)Surface Tension: 57.1 dyne/cm; (18)Density: 1.362 g/cm³; (19)Flash Point: 178.5 °C; (20)Enthalpy of Vaporization: 64.3 kJ/mol; (21)Boiling Point: 371.6 °C at 760 mmHg; (22)Vapour Pressure: 4.77E-06 mmHg at 25°C.

You can still convert the following datas into molecular structure: 
1.SMILES: Oc1cccc2CC(=O)Nc12
2.InChI: InChI=1/C8H7NO2/c10-6-3-1-2-5-4-7(11)9-8(5)6/h1-3,10H,4H2,(H,9,11)
3.InChIKey: JHVZKSRFHWHETG-UHFFFAOYAA