Acid Red 9

酸性红9

Also known as: Acid Red 9, C.I. 15635, C.I. Acid Red 9, Silk Scarlet, Acid red 9 (C.I. 15635)

Acid Red 9 (CAS 8003-59-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H13N2NaO4S and a molecular weight of 400.38300 g/mol. It is also known as C.I. 15635, C.I. Acid Red 9 and Silk Scarlet. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
8003-59-6
Jingsj CID
J-37429-5
Molecular Formula
C20H13N2NaO4S
Chinese Name
酸性红9
Molecular Weight
400.38300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Acid Red 9?

The CAS number of Acid Red 9 is 8003-59-6.

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

Acid Red 9 has molecular formula C20H13N2NaO4S and molecular weight 400.38300 g/mol.

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

Last updated:

How to cite: Jingsj. "Acid Red 9 (CAS 8003-59-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37429-5 (accessed 2026-10-24).

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