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4858-85-9

Name 2,3-Dichloropyrazine
CAS 4858-85-9
EINECS(EC#) 225-460-1
Molecular Formula C4H2Cl2N2
MDL Number MFCD00040964
Molecular Weight 148.98
MOL File 4858-85-9.mol
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Chemical Properties

Appearance clear colorless to light yellow liquid
Melting point  22.5-24.5 °C
Boiling point  105-107 °C (50 mmHg)
density  1.431 g/mL at 25 °C(lit.)
refractive index  1.5645
Fp  102 °C
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
solubility  Chloroform (Slightly), Methanol (Slightly)
form  Solid
pka -4.23±0.10(Predicted)
color  Off-White to Light Yellow
Specific Gravity 1.431
BRN  112628
LogP 1.419 (est)
CAS DataBase Reference 4858-85-9(CAS DataBase Reference)
NIST Chemistry Reference Pyrazine, 2,3-dichloro-(4858-85-9)

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 .
WGK Germany  3
Hazard Note  Irritant
HazardClass  IRRITANT
HS Code  29339900

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