2-Naphthalenesulfonic acid, 6-[[4-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)phenyl]amino]-, sodium salt (1:1)

6-[[4-(2,5-二氧代-2,5-二氢-1H-吡咯-1-基)苯基]氨基]-2-萘磺酸钠盐(1:1)

Also known as: MIANS, MIANS, SODIUM SALT, 2-(4'-Maleimidylanilino)naphthalene-6-sulfonic acid sodium salt, 2-(4''-Maleimidylanilino)naphthalene-6-sulfonic acid sodium salt, Sodium 6-((4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)phenyl)amino)naphthalene-2-sulfonate, 6-[[4-(2,5-Dihydro-2,5-dioxo-1H-pyrrol-1-yl)phenyl]amino]-2-naphthalenesulfonic acid sodium salt, Monosodium 6-((4-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)phenyl)amino)-2-naphthalenesulfonate, 2-(4'-Maleimidylanilino)naphthalene-6-sulfonic acid

2-Naphthalenesulfonic acid, 6-[[4-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)phenyl]amino]-, sodium salt (1:1) (CAS 71936-81-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H13N2NaO5S and a molecular weight of 416.38200 g/mol. It is also known as MIANS, MIANS, SODIUM SALT and 2-(4'-Maleimidylanilino)naphthalene-6-sulfonic acid sodium salt. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
71936-81-7
Jingsj CID
J-1892788-3
Molecular Formula
C20H13N2NaO5S
Chinese Name
6-[[4-(2,5-二氧代-2,5-二氢-1H-吡咯-1-基)苯基]氨基]-2-萘磺酸钠盐(1:1)
Molecular Weight
416.38200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-Naphthalenesulfonic acid, 6-[[4-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)phenyl]amino]-, sodium salt (1:1)?

The CAS number of 2-Naphthalenesulfonic acid, 6-[[4-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)phenyl]amino]-, sodium salt (1:1) is 71936-81-7.

What are the molecular formula and molecular weight of 2-Naphthalenesulfonic acid, 6-[[4-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)phenyl]amino]-, sodium salt (1:1)?

2-Naphthalenesulfonic acid, 6-[[4-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)phenyl]amino]-, sodium salt (1:1) has molecular formula C20H13N2NaO5S and molecular weight 416.38200 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Naphthalenesulfonic acid, 6-[[4-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)phenyl]amino]-, sodium salt (1:1) (CAS 71936-81-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1892788-3 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.