This chemical is called 1H-Pyrazole-4-carboxaldehyde, 5-chloro-1-methyl-3-phenyl-, and its systematic name is 5-Chloro-1-methyl-3-phenyl-1H-pyrazole-4-carbaldehyde. With the molecular formula of C₁₁H₉ClN₂O, its molecular weight is 220.65. The CAS registry number of this chemical is 883-38-5.

Other characteristics of the 1H-Pyrazole-4-carboxaldehyde, 5-chloro-1-methyl-3-phenyl- can be summarised as followings: (1)ACD/LogP: 1.71; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.71; (4)ACD/LogD (pH 7.4): 1.71; (5)ACD/BCF (pH 5.5): 11.71; (6)ACD/BCF (pH 7.4): 11.71; (7)ACD/KOC (pH 5.5): 202.56; (8)ACD/KOC (pH 7.4): 202.56; (9)#H bond acceptors: 3; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 34.89 Å²; (13)Index of Refraction: 1.611; (14)Molar Refractivity: 60.41 cm³; (15)Molar Volume: 173.8 cm³; (16)Polarizability: 23.95×10^-24cm³; (17)Surface Tension: 44.9 dyne/cm; (18)Density: 1.26 g/cm³; (19)Flash Point: 179.1 °C; (20)Enthalpy of Vaporization: 61.96 kJ/mol; (21)Boiling Point: 372.5 °C at 760 mmHg; (22)Vapour Pressure: 9.59E-06 mmHg at 25°C.

You can still convert the following datas into molecular structure: 
1.SMILES: O=Cc1c(nn(c1Cl)C)c2ccccc2
2.InChI: InChI=1/C11H9ClN2O/c1-14-11(12)9(7-15)10(13-14)8-5-3-2-4-6-8/h2-7H,1H3
3.InChIKey: LIUUTPYWKXCVCS-UHFFFAOYAI