Acid Violet 9

酸性紫9

Also known as: Violamine R, C.I. 45190, Violet 2R, Fast Acid Violet, Erio Fast Fuchsin, AKA401, Ext.D and C Red No.3, sodium 4-[[9-(2-carboxyphenyl)-6-(2-methylanilino)xanthen-3-ylidene]amino]-3-methylbenzenesulfonate, hydrogen 9-(2-carboxylatophenyl)-3-(2-methylanilino)-6-(2-methyl-4-sulphoanilino)xanthylium, monosodium salt

Acid Violet 9 (CAS 6252-76-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C34H25N2NaO6S and a molecular weight of 612.62700 g/mol. It is also known as Violamine R, C.I. 45190 and Violet 2R. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 6252-76-2
Jingsj CID: J-32485-2
Molecular Formula: C₃₄H₂₅N₂NaO₆S
Chinese Name: 酸性紫9
Molecular Weight: 612.62700 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Acid Violet 9?

The CAS number of Acid Violet 9 is 6252-76-2.

What are the molecular formula and molecular weight of Acid Violet 9?

Acid Violet 9 has molecular formula C34H25N2NaO6S and molecular weight 612.62700 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Acid Violet 9 (CAS 6252-76-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32485-2 (accessed 2026-10-23).

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