Melting point :-108℃ (Tetrahydrofuran)
Density :0.931 g/mL at 25 °C
Flash point :34 °F
storage temp. :2-8°C
form :Liquid
color :Clear brown to dark brown
Water Solubility :Miscible with alcohol and water.
Sensitive :Air & Moisture Sensitive
BRN :3535403
InChIKey :ZDRJSYVHDMFHSC-UHFFFAOYSA-M
CAS DataBase Reference :677-22-5(CAS DataBase Reference)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H224 Extremely flammable liquid and vapour Flammable liquids Category 1 Danger H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501 H250 Catches fire spontaneously if exposed to air Pyrophoric liquids; Pyrorophoric solids Category 1 Danger P210, P222, P280, P302+P334,P370+P378, P422 H260 In contact with water releases flammable gases which may ignite spontaneously Substances And Mixtures Which, In Contact With Water,Emit Flammable Gases Category 1 Danger P223, P231+P232, P280, P335+ P334,P370+P378, P402+P404, P501 H261 In contact with water releases flammable gas Substances And Mixtures Which, In Contact With Water,Emit Flammable Gases Category 2 Category 3 Danger Warning P231+P232, P280, P370+P378,P402+P404, P501 H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 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 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H333 May be harmful if inhaled Acute toxicity,inhalation Category 5 P304+P312 H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning H336 May cause drowsiness or dizziness Specific target organ toxicity,single exposure; Narcotic effects Category 3 Warning P261, P271, P304+P340, P312,P403+P233, P405, P501 H351 Suspected of causing cancer Carcinogenicity Category 2 Warning P201, P202, P281, P308+P313, P405,P501 H361 Suspected of damaging fertility or the unborn child Reproductive toxicity Category 2 Warning P201, P202, P281, P308+P313, P405,P501 H371 May cause damage to organs Specific target organ toxicity, single exposure Category 2 Warning P260, P264, P270, P309+P311, P405,P501 H372 Causes damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 1 Danger P260, P264, P270, P314, P501
Precautionary statements:	P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P223 Keep away from any possible contact with water, because of violent reaction and possible flash fire. P231+P232 Handle under inert gas. Protect from moisture. P233 Keep container tightly closed. P240 Ground/bond container and receiving equipment. P260 Do not breathe 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. 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. P308+P313 IF exposed or concerned: Get medical advice/attention. P335+P334 Brush off loose particles from skin. Immerse in cool water/wrap in wet bandages. P370+P378 In case of fire: Use … for extinction. P402+P404 Store in a dry place. Store in a closed container. P405 Store locked up. P422 Store contents under …