5-Sulfoisophthalic acid monosodium salt
间苯二甲酸-5-磺酸钠
Also known as: Sodium 3,5-dicarboxybenzenesulfonate, 3,5-Dicarboxybenzenesulfonic acid sodium salt, Sodium 5-sulfoisophthalate, 5-Sulfoisophthalic acid sodium salt, 5-Sulfoisophthalic acid, monosodium salt, Sodium 5-sulfo-1,3-benzenedicarboxylate, 1,3-Benzenedicarboxylic acid, 5-sulfo-, monosodium salt, EINECS 228-845-2, MFCD00007495
5-Sulfoisophthalic acid monosodium salt (CAS 6362-79-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H5NaO7S and a molecular weight of 268.176 g/mol. It is also known as Sodium 3,5-dicarboxybenzenesulfonate, 3,5-Dicarboxybenzenesulfonic acid sodium salt and Sodium 5-sulfoisophthalate. Key property: a melting point of 373 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 6362-79-4
- Jingsj CID
- J-1993370-2
- Molecular Formula
- C8H5NaO7S
- Chinese Name
- 间苯二甲酸-5-磺酸钠
- Molecular Weight
- 268.176 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 373 °C |
|---|---|
| Exact Mass | 267.965363 |
| PSA | 140.18000 |
| LogP | 1.06790 |
| Additional Property | 380 g/L |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2917399090 |
|---|---|
| Summary | 2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 5-Sulfoisophthalic acid monosodium salt?
The CAS number of 5-Sulfoisophthalic acid monosodium salt is 6362-79-4.
What are the molecular formula and molecular weight of 5-Sulfoisophthalic acid monosodium salt?
5-Sulfoisophthalic acid monosodium salt has molecular formula C8H5NaO7S and molecular weight 268.176 g/mol.
Is 5-Sulfoisophthalic acid monosodium salt hazardous?
5-Sulfoisophthalic acid monosodium salt has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 5-Sulfoisophthalic acid monosodium salt?
For 5-Sulfoisophthalic acid monosodium salt, Upstream Products: 5-Sulfoisophthalic acid, Isophthalic acid.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-Sulfoisophthalic acid monosodium salt (CAS 6362-79-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993370-2 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.