Cyanoacetic acid

Molecular structure of Cyanoacetic acid (CAS NO.372-09-8) is:

Product Name: Cyanoacetic acid
CAS Registry Number: 372-09-8
IUPAC Name: 2-cyanoacetic acid
Molecular Weight: 85.06142 [g/mol]
Molecular Formula: C₃H₃NO₂
XLogP3: -0.8
H-Bond Donor: 1
H-Bond Acceptor: 3 
EINECS: 206-743-9
Melting Point: 65 °C
Surface Tension: 57 dyne/cm
Density: 1.287 g/cm³
Flash Point: 107.8 °C
Enthalpy of Vaporization: 61.58 kJ/mol
Boiling Point: 318.5 °C at 760 mmHg
Vapour Pressure: 7.55E-05 mmHg at 25 °C
Storage temp.: Store at 0-5°C
Water Solubility: 1000 g/L (20 °C)
Sensitive: Hygroscopic
Product Categories: Pharmaceutical Intermediates;C1 to C5;Carbonyl Compounds;Carboxylic Acids

 Cyanoacetic acid (CAS NO.372-09-8) is used for organic synthesis,and also used in the manufacture of Caffeine in medicine

Hazard Codes: C
Risk Statements: 22-31-34-52/53-20/22 
R22:Harmful if swallowed. 
R31 :Contact with acids liberates toxic gas. 
R34:Causes burns. 
R52/53:Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. 
R20/22:Harmful by inhalation and if swallowed.
Safety Statements: 26-36/37/39-45-61-20 
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.) 
S61:Avoid release to the environment. Refer to special instructions / safety data sheets. 
S20:When using, do not eat or drink.
RIDADR: UN 3261 8/PG 2
WGK Germany: 2
RTECS: AG3675000
F: 3-10-21
HazardClass: 8
PackingGroup: II

 Cyanoacetic acid , its cas register number is 372-09-8. It also can be called Malonic acid mononitrile ; Malonic mononitrile ; Monocyanoacetic acid ; Acetic acid, 2-cyano- ; Acetic acid, cyano- .It is a yellow-brown liquid with an unpleasant odor and it can sinks and mixes with water.