Mordant Red 19

媒介红 19

Also known as: Acid Mordant Red 19, C.I. 18735, C.I. Mordant Red 19, Chrome Red 3G, Chrome Red 5G, Omega Chrome Red ME, sodium 3-(5-hydroxy-3-methyl-1-phenylpyrazol-4-ylazo)-5-chloro-2-hydroxybenzenesulphonate, Benzenesulfonic acid, 5-chloro-3-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo-2-hydroxy-, monosodium salt

Mordant Red 19 (CAS 1934-24-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C16H12ClN4NaO5S and a molecular weight of 430.79800 g/mol. It is also known as Acid Mordant Red 19, C.I. 18735 and C.I. Mordant Red 19. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1934-24-3
Jingsj CID: J-1369753-4
Molecular Formula: C₁₆H₁₂ClN₄NaO₅S
Chinese Name: 媒介红 19
Molecular Weight: 430.79800 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Mordant Red 19?

The CAS number of Mordant Red 19 is 1934-24-3.

What are the molecular formula and molecular weight of Mordant Red 19?

Mordant Red 19 has molecular formula C16H12ClN4NaO5S and molecular weight 430.79800 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. "Mordant Red 19 (CAS 1934-24-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1369753-4 (accessed 2026-10-24).

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