This chemical is called 1-Methyl-5-indolinecarbaldehyde, and it's also named as 1H-indole-5-carboxaldehyde, 2,3-dihydro-1-methyl-. With the molecular formula of C₁₀H₁₁NO, its molecular weight is 161.2004. The CAS registry number of this chemical is 60082-02-2.

Other characteristics of the 1-Methylindoline-5-carboxaldehyde can be summarised as followings: (1)ACD/LogP: 1.65; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.65; (4)ACD/LogD (pH 7.4): 1.65; (5)ACD/BCF (pH 5.5): 10.59; (6)ACD/BCF (pH 7.4): 10.61; (7)ACD/KOC (pH 5.5): 188.4; (8)ACD/KOC (pH 7.4): 188.75; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 20.31 Å²; (13)Index of Refraction: 1.608; (14)Molar Refractivity: 48.84 cm³; (15)Molar Volume: 141.2 cm³; (16)Polarizability: 19.36×10^-24cm³; (17)Surface Tension: 45 dyne/cm; (18)Density: 1.141 g/cm³; (19)Flash Point: 137.3 °C; (20)Enthalpy of Vaporization: 56.62 kJ/mol; (21)Boiling Point: 324.2 °C at 760 mmHg; (22)Vapour Pressure: 0.000249 mmHg at 25°C.

You can still convert the following datas into molecular structure: 
1.SMILES: O=Cc1cc2c(cc1)N(CC2)C
2.InChI: InChI=1/C10H11NO/c1-11-5-4-9-6-8(7-12)2-3-10(9)11/h2-3,6-7H,4-5H2,1H3
3.InChIKey: OZQGVTARHLDSTI-UHFFFAOYAT