C19H10Cl2N6Na2O7S2
615.3 g/mol
Dye & PigmentDanger
C.I. REACTIVE RED 2
CAS17804-49-8EC241-776-2
Category
Dye & Pigment
Compound Class
Aromatic
Primary Use
reactive dye for textiles
C. I.
reactive dyeing of cellulosic textilescoloring of cotton fibers
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.
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Safety Reference
Danger
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H412Harmful to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for C.I. REACTIVE RED 2 (CAS 17804-49-8) is 2933.69.
HS code (international, 6-digit)
2933.69
EU CN code (8-digit)
2933 69 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
disodium;5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-phenyldiazenylnaphthalene-2,7-disulfonate
InChIKey
XWZDJOJCYUSIEY-UHFFFAOYSA-L
SMILES
C1=CC=C(C=C1)N=NC2=C(C3=C(C=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])NC4=NC(=NC(=N4)Cl)Cl)O.[Na+].[Na+]
Synonyms (26)
- Brilliant Red 5SKH
- C.I. REACTIVE RED 2
- Cerven reaktivni 2
- Cerven reaktivni 2 [Czech]
- Chemictive Brilliant Red 5B
- Mikacion Brilliant Red 5BS
- Ostazin Brilliant Red S 5B
- Procion Brilliant Red 5BS
- Procion Brilliant Red M 5B
- Procion Brilliant Red MX 5B
- Procion Red MX-5B
- Reactive Brilliant Red 5SKH
- Reactive red 2
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