Sodium 1-naphthol-8-sulfonate
Also known as: 1-naphthol-8-sulfonic acid sodium salt, Sodium 8-hydroxy-1-naphthalenesulfonate, Sodium 8-hydroxynaphthalene-1-sulfonate, sodium 8-hydroxynaphthalene-1-sulphonate, sodium,8-hydroxynaphthalene-1-sulfonate
Sodium 1-naphthol-8-sulfonate (CAS 20215-36-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H7NaO4S and a molecular weight of 246.22 g/mol. It is listed by 1 supplier, from 7.60 to 8.40 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 20215-36-5
- Jingsj CID
- J-1002849-4
- Molecular Formula
- C10H7NaO4S
- Molecular Weight
- 246.22 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 98% 100g | ¥760.00 | $1.14 /gBest ¥7.60/g CNY | CN China MOQ 25g | |
Made to Order | 98% 500g | ¥3,980.00 | $1.19 /g ¥7.96/g CNY | CN China MOQ 500g | |
Made to Order | 99% 50g | ¥420.00 | $1.26 /g ¥8.40/g CNY | CN China MOQ 5g |
Physicochemical Properties
| Exact Mass | 245.99600 |
|---|---|
| PSA | 85.81000 |
| LogP | 2.53030 |
| SMILES | C1=CC2=C(C(=C1)O)C(=CC=C2)S(=O)(=O)[O-].[Na+] |
| InChIKey | PEYXCGCCIWJCTM-UHFFFAOYSA-M |
| InChI | 1S/C10H8O4S.Na/c11-8-5-1-3-7-4-2-6-9(10(7)8)15(12,13)14;/h1-6,11H,(H,12,13,14);/q;+1/p-1 |
Customs & Trade Information
| HS Code | 2908999090 |
|---|---|
| Summary | 2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Sodium 1-naphthol-8-sulfonate?
The CAS number of Sodium 1-naphthol-8-sulfonate is 20215-36-5.
What are the molecular formula and molecular weight of Sodium 1-naphthol-8-sulfonate?
Sodium 1-naphthol-8-sulfonate has molecular formula C10H7NaO4S and molecular weight 246.22 g/mol.
Which suppliers offer Sodium 1-naphthol-8-sulfonate?
1 supplier(s) listed; reference unit price ¥7.60–8.40 /g.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Sodium 1-naphthol-8-sulfonate (CAS 20215-36-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1002849-4 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.