Pontacyl Carmine 2B

滂酰洋红2B

Also known as: 2,7-Naphthalenedisulfonicacid, 5-(acetylamino)-4-hydroxy-3-[2-(2-methoxyphenyl)diazenyl]-, sodium salt(1:2), Acid Violet 12, C.I. 18075, CI 18075, Violet 12, disodium 5-(acetylamino)-4-hydroxy-3-[(2-methoxyphenyl)azo]naphthalene-2,7-disulphonate, Pontacyl Carmine 2b

Pontacyl Carmine 2B (CAS 6625-46-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C19H15N3Na2O9S2 and a molecular weight of 539.44700 g/mol. It is also known as 2,7-Naphthalenedisulfonicacid, 5-(acetylamino)-4-hydroxy-3-[2-(2-methoxyphenyl)diazenyl]-, sodium salt(1:2), Acid Violet 12 and C.I. 18075. Key property: a density of 1.64g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6625-46-3
Jingsj CID
J-1367820-7
Molecular Formula
C19H15N3Na2O9S2
Chinese Name
滂酰洋红2B
Molecular Weight
539.44700 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Density1.64g/cm3

Frequently Asked Questions

What is the CAS number of Pontacyl Carmine 2B?

The CAS number of Pontacyl Carmine 2B is 6625-46-3.

What are the molecular formula and molecular weight of Pontacyl Carmine 2B?

Pontacyl Carmine 2B has molecular formula C19H15N3Na2O9S2 and molecular weight 539.44700 g/mol.

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

Last updated:

How to cite: Jingsj. "Pontacyl Carmine 2B (CAS 6625-46-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1367820-7 (accessed 2026-10-26).

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