Trisodium 4-amino-3-{[4-(ethenesulfonyl)phenyl]diazenyl}-6-{[4-(ethenesulfonyl)-2-sulfonatophenyl]diazenyl}-5-hydroxynaphthalene-2,7-disulfonate

4-氨基-3-{[4-(乙烯磺酰基)苯基]二氮烯基}-6-{[4-(乙烯磺酰基)-2-磺酸根苯基]二氮烯基}-5-羟基萘-2,7-二磺酸三钠

Trisodium 4-amino-3-{[4-(ethenesulfonyl)phenyl]diazenyl}-6-{[4-(ethenesulfonyl)-2-sulfonatophenyl]diazenyl}-5-hydroxynaphthalene-2,7-disulfonate (CAS 371921-40-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C26H18N5Na3O14S5 and a molecular weight of 853.8 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
371921-40-3
Jingsj CID
J-385931-9
Molecular Formula
C26H18N5Na3O14S5
Chinese Name
4-氨基-3-{[4-(乙烯磺酰基)苯基]二氮烯基}-6-{[4-(乙烯磺酰基)-2-磺酸根苯基]二氮烯基}-5-羟基萘-2,7-二磺酸三钠
Molecular Weight
853.8 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Trisodium 4-amino-3-{[4-(ethenesulfonyl)phenyl]diazenyl}-6-{[4-(ethenesulfonyl)-2-sulfonatophenyl]diazenyl}-5-hydroxynaphthalene-2,7-disulfonate?

The CAS number of Trisodium 4-amino-3-{[4-(ethenesulfonyl)phenyl]diazenyl}-6-{[4-(ethenesulfonyl)-2-sulfonatophenyl]diazenyl}-5-hydroxynaphthalene-2,7-disulfonate is 371921-40-3.

What are the molecular formula and molecular weight of Trisodium 4-amino-3-{[4-(ethenesulfonyl)phenyl]diazenyl}-6-{[4-(ethenesulfonyl)-2-sulfonatophenyl]diazenyl}-5-hydroxynaphthalene-2,7-disulfonate?

Trisodium 4-amino-3-{[4-(ethenesulfonyl)phenyl]diazenyl}-6-{[4-(ethenesulfonyl)-2-sulfonatophenyl]diazenyl}-5-hydroxynaphthalene-2,7-disulfonate has molecular formula C26H18N5Na3O14S5 and molecular weight 853.8 g/mol.

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

Last updated:

How to cite: Jingsj. "Trisodium 4-amino-3-{[4-(ethenesulfonyl)phenyl]diazenyl}-6-{[4-(ethenesulfonyl)-2-sulfonatophenyl]diazenyl}-5-hydroxynaphthalene-2,7-disulfonate (CAS 371921-40-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-385931-9 (accessed 2026-10-25).

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