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51325-91-8

Name 4-(DICYANOMETHYLENE)-2-METHYL-6-(4-DIMETHYLAMINOSTYRYL)-4H-PYRAN
CAS 51325-91-8
EINECS(EC#) 257-137-6
Molecular Formula C19H17N3O
MDL Number MFCD00051341
Molecular Weight 303.36
MOL File 51325-91-8.mol

Chemical Properties

Appearance red/brown crystals
Melting point  215-220 °C(lit.)
Boiling point  444.29°C (rough estimate)
density  1.239
refractive index  1.5900 (estimate)
Fp  110 °F
storage temp.  Flammables area
form  Powder or Crystalline Needles
pka 5.46±0.24(Predicted)
color  Dark red
Merck  14,2838
EPA Substance Registry System Propanedinitrile, [2-[2-[4-(dimethylamino)phenyl] ethenyl]-6-methyl-4H-pyran- 4-ylidene]-(51325-91-8)

Safety Data

Hazard Codes  F,Xn
Risk Statements 
Safety Statements 
RIDADR  UN 3175 4.1/PG 2
WGK Germany  3
RTECS  OO3746100
HazardClass  4.1
PackingGroup  III
HS Code  29329990

Hazard Information

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