Safety Reference
Danger
H317May cause an allergic skin reaction
Sourcing 3,4,5,6-Tetrahydrophthalic anhydride?
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Sourcing 3,4,5,6-Tetrahydrophthalic anhydride?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
3,4,5,6-Tetrahydrophthalic anhydride is an organic compound used primarily as a chemical intermediate in the production of resins. It features a bicyclic structure containing ester and ether functional groups, contributing to its reactivity in polymerization processes.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
The international HS code for 3,4,5,6-Tetrahydrophthalic anhydride (CAS 2426-02-0) is 2917.20.
2917.20
2917 20 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
4,5,6,7-tetrahydro-2-benzofuran-1,3-dione
HMMBJOWWRLZEMI-UHFFFAOYSA-N
C1CCC2=C(C1)C(=O)OC2=O