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Flavianic acid

Also known as: 2,4-Dinitro-1-naphthol-7-sulfonic acid, 8-Hydroxy-5,7-dinitronaphthalene-2-sulfonic acid, 2,4-Dinitronaphtholsulfonic acid, DNNS, Flavianic acid dihydrate, 2,4-Dinitro-1-naphthol-7-sulfonic acid dihydrate, 2-Naphthalenesulfonic acid, 8-hydroxy-5,7-dinitro-

Flavianic acid (CAS 483-84-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H6N2O8S and a molecular weight of 314.22800 g/mol. Key properties include a melting point of 148-151 °C(lit.) and a density of 1.865 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
483-84-1
Jingsj CID
J-9718-7
Molecular Formula
C10H6N2O8S
Molecular Weight
314.22800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point148-151 °C(lit.)
Density1.865 g/cm3
Exact Mass313.98400
PSA174.62000
LogP3.73570
Refractive Index1.744

Customs & Trade Information

HS Code2932999099
Summary2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Flavianic acid?

The CAS number of Flavianic acid is 483-84-1.

What are the molecular formula and molecular weight of Flavianic acid?

Flavianic acid has molecular formula C10H6N2O8S and molecular weight 314.22800 g/mol.

What are the upstream and downstream products of Flavianic acid?

For Flavianic acid, Upstream Products: 1-Naphthol, 1-Naphthylamine-7-sulfonic acid; Downstream Products: 4-Hydroxyphthalic acid, 4-Sulfophthalic acid, 3-Hydroxybenzoic acid.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Flavianic acid (CAS 483-84-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9718-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.