Hexahydrophthalic anhydride
Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
CAS Number
85-42-7
Chemical name
Hexahydrophthalic anhydride
Molecular formula
C8H10O3
Molecular weight
154.16 g/mol
Synonyms
1,2-Cyclohexanedicarboxylic anhydride; HHPA; Lekutherm Hardener H; 1,3-Isobenzofurandione, hexahydro-; Araldite HT 907; Hexahydrophthalic acid anhydride; Cyclohexane-1,2-dicarboxylic anhydride; 1,2-Cyclohexanedicarboxylic acid anhydride; hexahydro-1,3-isobenzofurandione; Hexahydro-2-benzofuran-1,3-dione; Hexahydrophthalic anhydride, all isomers; Hexahydroisobenzofuran-1,3-dione
InChIKey
MUTGBJKUEZFXGO-UHFFFAOYSA-N
PubChem CID
85689
Signal word
Danger
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H317, H318, H334
Catalog reference cue; confirm supplier documentation before use.
Appearance
... becomes a glassy solid at 35-36 °C
Catalog reference value; verify against supplier SDS before use.
Melting Point
32–36 °C
Catalog reference value; verify against supplier SDS before use.
Boiling Point
296.0 °C
Catalog reference value; verify against supplier SDS before use.
Flash Point
149.0 °C
Catalog reference value; verify against supplier SDS before use.
XLogP
1.2
Catalog reference value; verify against supplier SDS before use.
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.