Naphthalene-2,7-disulfonic acid

2,7-萘二磺酸

Also known as: 2,7-Naphthalenedisulfonic acid, Ebert-Merz α-acid, Naphthalin-2,7-disulfonsaeure, naphthalene-2,7-disulphonic acid

CAS No.
92-41-1
Jingsj CID
J-23970-1
Molecular Formula
C10H8O6S2
Chinese Name
2,7-萘二磺酸
Molecular Weight
288.29700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point80-84 °C(lit.)
Density1.704 g/cm3

Frequently Asked Questions

What is the CAS number of Naphthalene-2,7-disulfonic acid?

92-41-1

What are the molecular formula and molecular weight of Naphthalene-2,7-disulfonic acid?

C10H8O6S2, molecular weight 288.29700 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026