4-aminonaphthalene-1,7-disulfonic acid
Also known as: 1,7-Naphthalenedisulfonic acid, 4-amino-, 1-Naphthylamine-4,6-disulfonic acid, 4-Amino-1,7-naphthalenedisulfonic acid, 4-Aminonaphthalene-1,7-disulphonic acid, 4-Amino-naphthalin-1,7-disulfonsaeure, Dahl's acid II, EINECS 201-629-5, Naphthylamin-(1)-disulfonsaeure-(4.6), 1-amino-4,6-disulpho-naphthalene, 4-azanylnaphthalene-1,7-disulfonic acid
4-aminonaphthalene-1,7-disulfonic acid (CAS 85-74-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H9NO6S2 and a molecular weight of 303.31200 g/mol. Key property: a density of 1.769g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 85-74-5
- Jingsj CID
- J-1161552-4
- Molecular Formula
- C10H9NO6S2
- Molecular Weight
- 303.31200 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Density | 1.769g/cm3 |
|---|---|
| Exact Mass | 302.98700 |
| PSA | 151.52000 |
| LogP | 3.65820 |
| Refractive Index | 1.733 |
Customs & Trade Information
| HS Code | 2921499090 |
|---|---|
| Summary | 2921499090 other aromatic monoamines and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 4-aminonaphthalene-1,7-disulfonic acid?
The CAS number of 4-aminonaphthalene-1,7-disulfonic acid is 85-74-5.
What are the molecular formula and molecular weight of 4-aminonaphthalene-1,7-disulfonic acid?
4-aminonaphthalene-1,7-disulfonic acid has molecular formula C10H9NO6S2 and molecular weight 303.31200 g/mol.
What are the upstream and downstream products of 4-aminonaphthalene-1,7-disulfonic acid?
For 4-aminonaphthalene-1,7-disulfonic acid, Upstream Products: 5-Aminonaphthalene-2-sulfonic acid, 1-Naphthylamine, 4-Amino-1-naphthalenesulfonic acid; Downstream Products: 5-Amino-2-naphthol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-aminonaphthalene-1,7-disulfonic acid (CAS 85-74-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1161552-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.