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
Flash point :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)
Specific Gravity :1.431
color :Off-White to Light Yellow
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)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.