C8H5NaO7S
268.18 g/mol
Industrial ChemicalDanger
Monosodium 5-sulfoisophthalate
CAS6362-79-4EC228-845-2
Category
Industrial Chemical
Compound Class
Aromatic
Primary Use
polyester monomer intermediate
Monosodium 5-sulfoisophthalate is an industrial chemical serving as a polyester monomer intermediate. It is a sulfonated aromatic compound with two carboxylic acid groups, used in the synthesis of specialty polyester resins.
monomer for polyester-5 resins
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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Related Compounds
StrongSame Parent
Monolithium 5-sulfoisophthalate
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Laboratory reagent
ReferenceSame Category
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solvent and flavoring agent
ReferenceSame Category
2',5'-dimethoxyacetoacetanilide
CAS6375-27-5
chemical intermediate for dyes
ReferenceSame Category
Pentanoyl chloride
CAS638-29-9
chemical intermediate for large scale chemicals
ReferenceSame Category
Manganese(II) acetate
CAS638-38-0
dye mordant and varnish drier
Safety Reference
Danger
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H335May cause respiratory irritation
H361Suspected of damaging fertility or the unborn child
Customs Tariff Classification
The international HS code for Monosodium 5-sulfoisophthalate (CAS 6362-79-4) is 2917.39.
HS code (international, 6-digit)
2917.39
EU CN code (8-digit)
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.
Identifiers
IUPAC Name
sodium 3,5-dicarboxybenzenesulfonate
InChIKey
YXTFRJVQOWZDPP-UHFFFAOYSA-M
SMILES
C1=C(C=C(C=C1C(=O)O)S(=O)(=O)[O-])C(=O)O.[Na+]
Synonyms (22)
- DELION HS
- MONOSODIM 5-SULFOISOPHTHALATE
- Sodium 5-Sulfoisophthalate
- Sodium 5-sulphoisophthalate
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