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140-87-4

Name Cyanoacetohydrazide
CAS 140-87-4
EINECS(EC#) 205-437-2
Molecular Formula C3H5N3O
MDL Number MFCD00007611
Molecular Weight 99.09
MOL File 140-87-4.mol
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Chemical Properties

Appearance BROWN GRANULAR CRYSTALLINE POWDER
Melting point  108-110 °C (lit.)
Boiling point  185.55°C (rough estimate)
density  1.3131 (rough estimate)
refractive index  1.4500 (estimate)
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
pka pK1:2.34(+2);pK2:11.17(+1) (25°C)
Water Solubility  almost transparency
Merck  14,2680
BRN  1751498
CAS DataBase Reference 140-87-4(CAS DataBase Reference)
NIST Chemistry Reference Alpha-cyanoacetic acid, hydrazide(140-87-4)

Safety Data

Hazard Codes  Xn,Xi
Risk Statements 
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 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
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 label where possible) .
RIDADR  UN 2811 6.1/PG 3
WGK Germany  3
RTECS  AG4200000
Hazard Note  Irritant
HazardClass  6.1
PackingGroup  III
HS Code  29280090
Hazardous Substances Data 140-87-4(Hazardous Substances Data)

Hazard Information

Material Safety Data Sheet(MSDS)

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