IUPAC Name: quinoline-3-carbonitrile 
Empirical Formula: C₁₀H₆N₂
Molecular Weight: 154.168g/mol
EINECS: 252-248-6 
Structure of 3-Quinolinecarbonitrile (CAS NO.34846-64-5):

Index of Refraction: 1.654
Molar Refractivity: 46.67 cm³
Molar Volume: 127.2 cm³
Polarizability: 18.5×10^-24cm³
Surface Tension: 59.4 dyne/cm
Density: 1.21 g/cm³
Flash Point: 115.5 °C
Enthalpy of Vaporization: 56.56 kJ/mol 
Melting Point: 108-110 °C(lit.)
Boiling Point: 323.7 °C at 760 mmHg
Vapour Pressure: 0.000258 mmHg at 25°C 
Product Categories: Quinolines, Quinazolines and derivatives;Quinoline&Isoquinoline;Building Blocks;Heterocyclic Building Blocks;Quinolines 
Canonical SMILES: C1=CC=C2C(=C1)C=C(C=N2)C#N
InChI: InChI=1S/C10H6N2/c11-6-8-5-9-3-1-2-4-10(9)12-7-8/h1-5,7H
InChIKey: QZZYYBQGTSGDPP-UHFFFAOYSA-N

Hazard Codes: Xn
Risk Statements: 20/21/22-36/37/38
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed. 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
R37:Irritating to respiratory system 
R39:Danger of very serious irreversible effects.
WGK Germany: 3

  3-Quinolinecarbonitrile , its cas register number is 34846-64-5. It also can be called Quinoline-3-carbonitrile ; EINECS 252-248-6 ; NSC 44644 . 3-Quinolinecarbonitrile (CAS NO.34846-64-5) is a kind of white to light yellow crystal powder which is harmful by inhalation, in contact with skin and if swallowed. And it is irritating to eyes, respiratory system and skin.