Melting point :-41--40°C
Boiling point :162 °C (lit.)
Density :1.442 g/mL at 25 °C (lit.)
refractive index :1.561-1.563
Flash point :59 °C
storage temp. :2-8°C
form :liquid
Specific Gravity :1.442
color :Colorless to Light yellow to Light orange
BRN :109887
CAS DataBase Reference :3172-52-9(CAS DataBase Reference)
NIST Chemistry Reference :Thiophene, 2,5-dichloro-(3172-52-9)
EPA Substance Registry System :Thiophene, 2,5-dichloro- (3172-52-9)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H226 Flammable liquid and vapour Flammable liquids Category 3 Warning H300 Fatal if swallowed Acute toxicity,oral Category 1, 2 Danger P264, P270, P301+P310, P321, P330,P405, P501 H310 Fatal in contact with skin Acute toxicity,dermal Category 1, 2 Danger P262, P264, P270, P280, P302+P350,P310, P322, P361, P363, P405, P501 H341 Suspected of causing genetic defects Germ cell mutagenicity Category 2 Warning P201,P202, P281, P308+P313, P405,P501
Precautionary statements:	P201 Obtain special instructions before use. P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233 Keep container tightly closed. P240 Ground/bond container and receiving equipment. P262 Do not get in eyes, on skin, or on clothing. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. 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. P403+P235 Store in a well-ventilated place. Keep cool. P405 Store locked up. P501 Dispose of contents/container to..…