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Cis-1,2,3,6-Tetrahydrophthalic Anhydride

Cis-1,2,3,6-Tetrahydrophthalic Anhydride / CAS : 935-79-5

Appearance White flake like solid UN 2698 8/PG 3
HS 29172010 DG Class 8
Synonyms cis-3a,4,7,7a-Tetrahydro-1,3-Isobenzofurandione; Cis-Thpa; cis-4-Cyclohexene-1,2-Dicarboxylic Anhydride; THPA; cis-Tetrahydrophthalic Anhydride
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Properties

Summary

Formula
C8H8O3
Molecular Mass
152.15
Exact Mass
152.04700
PSA
43.37000
Logp
0.65220
IUPAC
(3aS,7aR)-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
SMILES
C1C=CCC2C1C(=O)OC2=O

Attribute classification

Matter Classification
organic
Category
Organic Chemical Materials > Carboxylic Acids and Derivatives

Chemical and Physical Properties

Melting Point
98 °C
Density
1.2143 (rough estimate)
Boiling Point
234.6°C (rough estimate)
Flash Point
156 °C
Appearance
White flake like solid
Acidity and Basicity
neutral

Export information

HS Code
29172010
Export Rebate
13%
UN No.
2698 8/PG 3
DG-Class
8
Risk Code
41-42/43-52/53
Safety Label
Xn

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