Maleic anhydride

Melting point :51-56 °C (lit.)
Boiling point :200 °C (lit.)
bulk density :700-800kg/m3
Density :1.48
vapor density :3.4 (vs air)
vapor pressure :0.16 mm Hg ( 20 °C)
refractive index :1.4688 (estimate)
Flash point :218 °F
storage temp. :Store below +30°C.
solubility :Chloroform (Slightly), Ethyl Acetate (Slightly)
form :powder
pka :0[at 20 ℃]
color :White
Odor :Mild acrid odor.
PH :0.8 (550g/l, H2O, 20℃)Hydrolysis
explosive limit :1.4-7.1%(V)
Water Solubility :79 g/100 mL (25 ºC)
Sensitive :Moisture Sensitive
Merck :14,5704
BRN :106909
Henry's Law Constant :(atmm³/mol): Not applicable - reacts with water
Exposure limits :NIOSH REL: TWA 1 ppm (0.25 mg/m³), IDLH 10 ppm; OSHA PEL: TWA 0.25 ppm; ACGIH TLV: TWA 0.25 ppm with an intended change of 0.1 ppm.
Dielectric constant :51.0（60℃）
Stability :Stable. Combustible. Incompatible with water, strong oxidizing agents, alkali metals, strong bases, amines, most common metals, polymerization catalysts and accelerators.
Cosmetics Ingredients Functions :FILM FORMING
InChI :1S/C4H2O3/c5-3-1-2-4(6)7-3/h1-2H
InChIKey :FPYJFEHAWHCUMM-UHFFFAOYSA-N
SMILES :O=C1OC(=O)C=C1
LogP :-2.61 at 20℃
CAS DataBase Reference :108-31-6(CAS DataBase Reference)
NIST Chemistry Reference :2,5-Furandione(108-31-6)
EPA Substance Registry System :Maleic anhydride (108-31-6)

Symbol(GHS):
Signal word:	Danger
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 H313 May be harmful in contact with skin Acute toxicity,dermal Category 5 P312 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 H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger P261, P285, P304+P341, P342+P311,P501 H370 Causes damage to organs Specific target organ toxicity, single exposure Category 1 Danger P260, P264, P270, P307+P311, P321,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 H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501 H402 Harmful to aquatic life Hazardous to the aquatic environment, acute hazard Category 3
Precautionary statements:	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. 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. P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. 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. P405 Store locked up. P501 Dispose of contents/container to..…