Safety Reference
Warning
H317May cause an allergic skin reaction
H412Harmful to aquatic life with long lasting effects
Sourcing Isatin?
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1,5-dichloroanthraquinone
dye and pigment intermediate
Sourcing Isatin?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Isatin, also known as tribulin, is an organic compound derived from indole. It was first obtained in 1840 as a product from the oxidation of indigo dye.
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 Isatin (CAS 91-56-5) is 2933.79.
2933.79
2933 79 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
1H-indole-2,3-dione
JXDYKVIHCLTXOP-UHFFFAOYSA-N
C1=CC=C2C(=C1)C(=O)C(=O)N2