50743-17-4

Name 3-CYANOCHROMONE
CAS 50743-17-4
Molecular Formula C10H5NO2
MDL Number MFCD00052604
Molecular Weight 171.15
MOL File 50743-17-4.mol
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Chemical Properties

Appearance light yellow crystalline powder
Melting point  174-176 °C(lit.)
Boiling point  278.3±40.0 °C(Predicted)
density  1.34±0.1 g/cm3(Predicted)
storage temp.  Sealed in dry,Room Temperature
form  powder to crystal
color  White to Yellow to Green
InChI InChI=1S/C10H5NO2/c11-5-7-6-13-9-4-2-1-3-8(9)10(7)12/h1-4,6H
InChIKey SFWNPLLGXKJESA-UHFFFAOYSA-N
SMILES C1OC2=CC=CC=C2C(=O)C=1C#N
CAS DataBase Reference 50743-17-4(CAS DataBase Reference)

Safety Data

Hazard Codes  Xn,Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
Safety Statements 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
RIDADR  3276
WGK Germany  3
Hazard Note  Irritant
HazardClass  6.1
PackingGroup  III
HS Code  29329990
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Acute Tox. 3 Oral
Acute Tox. 4 Dermal
Acute Tox. 4 Inhalation

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