Empirical Formula: C₃H₁₀ClNO₂
Molecular Weight: 127.57g/mol
Structure of 1,3-Propanediol,2-amino-, hydrochloride (1:1) (CAS NO.73708-65-3):

Flash Point: 115.1 °C
Enthalpy of Vaporization: 58.61 kJ/mol 
Melting Point: 106-108 °C(lit.)
Boiling Point: 266.7 °C at 760 mmHg
Vapour Pressure: 0.00116 mmHg at 25°C 
Sensitive: Hygroscopic 
Physical Appearance: white crystalline powder
Systematic Name: 2-aminopropane-1,3-diol hydrochloride
SMILES: Cl.OCC(N)CO
InChI: InChI=1/C3H9NO2.ClH/c4-3(1-5)2-6;/h3,5-6H,1-2,4H2;1H
InChIKey: VDGBLRKKPTUYNW-UHFFFAOYAP

Hazard Codes: Xi
Risk Statements: 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing. 
S37/39:Wear suitable gloves and eye/face protection.
WGK Germany: 3
F: 3-10

  1,3-Propanediol,2-amino-, hydrochloride (1:1) , its cas register number is 73708-65-3. It also can be called 2-Amino-1,3-propanediol hydrochloride ; DL-Serinol hydrochloride ; Serinol hydrochloride . 1,3-Propanediol,2-amino-, hydrochloride (1:1) (CAS NO.73708-65-3) is irritating to eyes, respiratory system and skin. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.