Safety Reference
Danger
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H335
Sourcing 4-Chlorophthalic anhydride?
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Sourcing 4-Chlorophthalic anhydride?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
4-Chlorophthalic anhydride is an organic compound used primarily as a chemical intermediate in the production of dyes and pigments. It features a chlorinated aromatic ring and anhydride functional groups, contributing to its reactivity in synthesis.
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 4-Chlorophthalic anhydride (CAS 118-45-6) is 2917.39.
2917.39
2917 39 85
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
5-chloro-2-benzofuran-1,3-dione
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