Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H317
Sourcing Diethyl fumarate?
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Diethyl oxalate
Solvent and chemical intermediate
Sourcing Diethyl fumarate?
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Diethyl fumarate is a diester formed from the condensation of fumaric acid with ethanol. It is primarily used as a comonomer in polymer production, such as with styrene and vinyl chloride.
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 Diethyl fumarate (CAS 623-91-6) is 2917.19.
2917.19
2917 19 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
diethyl (E)-but-2-enedioate
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