Molecular structure of 7-Chloro-4-piperazinoquinoline (CAS NO.837-52-5) is:

Product Name: 7-Chloro-4-piperazinoquinoline
CAS Registry Number: 837-52-5
IUPAC Name: 7-chloro-4-piperazin-1-ylquinoline
Molecular Weight: 247.72336 [g/mol]
Molecular Formula: C₁₃H₁₄ClN₃
XLogP3: 2.4
H-Bond Donor: 1
H-Bond Acceptor: 3 
Melting Point: 113-116°C
Index of Refraction: 1.636
Molar Refractivity: 70.63 cm³
Molar Volume: 197 cm³
Surface Tension: 51 dyne/cm
Density: 1.257 g/cm³
Flash Point: 216 °C
Enthalpy of Vaporization: 68.95 kJ/mol
Boiling Point: 433.5 °C at 760 mmHg
Vapour Pressure: 1.02E-07 mmHg at 25°C

Safty information about 7-Chloro-4-piperazinoquinoline (CAS NO.837-52-5) is:
Hazard Codes: C; Xi
Risk Statements: 34 
R34:Causes burns.
Safety Statements: 22-26-36/37/39-45 
S22:Do not breathe dust. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
Hazard Note: Corrosive
HazardClass: IRRITANT

 7-Chloro-4-piperazinoquinoline , its cas register number is 837-52-5. It also can be called Quinoline, 7-Chloro- ; 7-Chloro-4-Piperazin-1-Yl-Quinoline ; 7-Chloro-4-(1-Piperazinyl)Quinoline ; 7-Chloro-4-Piperazinyl Quinoline .