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Himic anhydride  Structure

Himic anhydride

Chemical Properties

Melting point 165-167 °C(lit.)
Boiling point 251.61°C (rough estimate)
Density  1.2132 (rough estimate)
refractive index  1.5260 (estimate)
storage temp.  Inert atmosphere,Room Temperature
solubility  diethyl ether: soluble0.1g/10 mL, clear, colorless
form  powder to crystal
Specific Gravity 1.250 (20/4℃)
color  White to Almost white
Merck  14,1796
BRN  150228
InChI InChI=1S/C9H8O3/c10-8-6-4-1-2-5(3-4)7(6)9(11)12-8/h1-2,4-7H,3H2
InChIKey KNDQHSIWLOJIGP-UHFFFAOYSA-N
SMILES C1(=O)C2C(C3CC2C=C3)C(=O)O1
LogP -0.040 (est)
FDA 21 CFR 175.105
CAS DataBase Reference 826-62-0(CAS DataBase Reference)
FDA UNII N1KQO6559B
EPA Substance Registry System 4,7-Methanoisobenzofuran-1,3-dione, 3a,4,7,7a-tetrahydro- (826-62-0)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H317-H318-H334
Precautionary statements P261-P280-P305+P351+P338-P342+P311
Hazard Codes  Xn
Risk Statements  41-42/43
Safety Statements  22-24-26-37/39
RIDADR  UN 1325
WGK Germany  3
RTECS  DT5600000
21
HS Code  38220090
Toxicity skn-rbt 500 mg/24H MLD 28ZPAK -,140,72
NFPA 704:
0
2 0

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Himic anhydride Chemical Properties,Usage,Production

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