1-Naphthol-4-sulfonic acid
1-萘酚-4-磺酸
Also known as: 4-hydroxy-1-naphthalenesulfonic acid, 4-hydroxynaphthalene-1-sulfonic acid, Nevile-Winthers acid, Neville and Winther acid, Nevile-Winther acid, α-Naphthol-4-sulfonic acid
1-Naphthol-4-sulfonic acid (CAS 84-87-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H8O4S and a molecular weight of 224.233 g/mol. It is also known as 4-hydroxy-1-naphthalenesulfonic acid, 4-hydroxynaphthalene-1-sulfonic acid and Nevile-Winthers acid. Key properties include a melting point of 170℃, a boiling point of 427ºC and a density of 1.5±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 84-87-7
- Jingsj CID
- J-29798-5
- Molecular Formula
- C10H8O4S
- Chinese Name
- 1-萘酚-4-磺酸
- Molecular Weight
- 224.233 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 170℃ |
|---|---|
| Boiling Point | 427ºC |
| Density | 1.5±0.1 g/cm3 |
Frequently Asked Questions
What is the CAS number of 1-Naphthol-4-sulfonic acid?
The CAS number of 1-Naphthol-4-sulfonic acid is 84-87-7.
What are the molecular formula and molecular weight of 1-Naphthol-4-sulfonic acid?
1-Naphthol-4-sulfonic acid has molecular formula C10H8O4S and molecular weight 224.233 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1-Naphthol-4-sulfonic acid (CAS 84-87-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29798-5 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.