1-(2-HYDROXY-6-SULFO-1-NAPHTHYLAZO)-2-NAPHTHOL-3,6-DISULFONIC ACID

1-(2-羟基-6-磺基-1-萘偶氮)-2-萘酚-3,6-二磺酸

Also known as: 1-(2-Hydroxy-6-sulfo-1-naphthylazo)-2-naphthol-3,6-disulfonic Acid, 1-(2-Hydroxy-6-sulfo-1-naphthylazo)-2-naphthol-3,6-disulfonic Acid [Metallochromic Indicator for Calcium], 2,7-Naphthalenedisulfonic Acid, 3-Hydroxy-4-[(2-Hydroxy-6-Sulfo-1-naphthalenyl)azo]-, 3-Hydroxy-4-[(2-hydroxy-6-sulfo-1-naphtyl)azo]-2,7-naphthalenedisulfonic acid, Biryuzon, Hydroxysulfonaphthylazonaphtholdisulfonicacid

1-(2-HYDROXY-6-SULFO-1-NAPHTHYLAZO)-2-NAPHTHOL-3,6-DISULFONIC ACID (CAS 32884-46-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H14N2O11S3 and a molecular weight of 554.52700 g/mol. It is also known as 1-(2-Hydroxy-6-sulfo-1-naphthylazo)-2-naphthol-3,6-disulfonic Acid, 1-(2-Hydroxy-6-sulfo-1-naphthylazo)-2-naphthol-3,6-disulfonic Acid [Metallochromic Indicator for Calcium] and 2,7-Naphthalenedisulfonic Acid, 3-Hydroxy-4-[(2-Hydroxy-6-Sulfo-1-naphthalenyl)azo]-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

32884-46-1

Jingsj CID

J-19703-0

Molecular Formula

C₂₀H₁₄N₂O₁₁S₃

Chinese Name

1-(2-羟基-6-磺基-1-萘偶氮)-2-萘酚-3,6-二磺酸

Molecular Weight

554.52700 g/mol

Category

Organic Acids

Last updated

8/21/2026