Boiling point :120 °C/3 mmHg
Density :1,21 g/cm³
vapor pressure :0.373Pa at 24.85℃
refractive index :1.4970 to 1.5020
Flash point :157 °C
Water Solubility :Soluble in water
form :clear liquid
color :Colorless to Light yellow
LogP :2.45 at 20℃
CAS DataBase Reference :11070-44-3(CAS DataBase Reference)
EPA Substance Registry System :1,3-Isobenzofurandione, tetrahydromethyl- (11070-44-3)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger P261, P285, P304+P341, P342+P311,P501 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 H402 Harmful to aquatic life Hazardous to the aquatic environment, acute hazard Category 3 H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
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. P271 Use only outdoors or in a well-ventilated area. P272 Contaminated work clothing should not be allowed out of the workplace. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P284 Wear respiratory protection. P333+P313 IF SKIN irritation or rash occurs: Get medical advice/attention. P342+P311 IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician. P391 Collect spillage. Hazardous to the aquatic environment P403+P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up.