Melting point :38-42 °C(lit.)
Boiling point :135-136 °C14 mm Hg(lit.)
Density :1.502 (estimate)
refractive index :1.6300 (estimate)
Flash point :>230 °F
storage temp. :Inert atmosphere,2-8°C
solubility :Chloroform, Dichloromethane, Ethyl Acetate
pka :-4.86±0.30(Predicted)
form :Powder or Crystals
color :White to yellow or orange
BRN :127664
CAS DataBase Reference :6299-25-8(CAS DataBase Reference)
NIST Chemistry Reference :Pyrimidine, 4,6-dichloro-2-(methylthio)-(6299-25-8)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501 H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.