Mordant Yellow 18

媒介黄 18

Also known as: Acid Mordant Yellow 18, C.I. 13990, C.I. Mordant Yellow 18, Sodium 5-(phenylazo)salicylate, 2-Hydroxy-5-(phenylazo)benzoic acid sodium salt, 5-(Phenylazo)salicylic acid sodium salt, 5-(Phenylazo)salicylic acid 1-sodium salt, sodium 2-hydroxy-5-(phenyldiazenyl)benzoate

Mordant Yellow 18 (CAS 10143-07-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C13H9N2NaO3 and a molecular weight of 264.21200 g/mol. It is also known as Acid Mordant Yellow 18, C.I. 13990 and C.I. Mordant Yellow 18. Key properties include a boiling point of 418ºC at 760mmHg, a density of 1.3g/cm3 and a flash point of 206.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10143-07-4
Jingsj CID
J-1369484-5
Molecular Formula
C13H9N2NaO3
Chinese Name
媒介黄 18
Molecular Weight
264.21200 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point418ºC at 760mmHg
Density1.3g/cm3
Flash Point206.6ºC

Frequently Asked Questions

What is the CAS number of Mordant Yellow 18?

The CAS number of Mordant Yellow 18 is 10143-07-4.

What are the molecular formula and molecular weight of Mordant Yellow 18?

Mordant Yellow 18 has molecular formula C13H9N2NaO3 and molecular weight 264.21200 g/mol.

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

Last updated:

How to cite: Jingsj. "Mordant Yellow 18 (CAS 10143-07-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1369484-5 (accessed 2026-10-26).

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