Direct Yellow 157

直接黄157

Also known as: C.I. Direct Yellow 157, Yellow 6GF, Pergasol Yellow 6G, Duasyn Direct Yellow 6G, Cartasol Yellow 6GF, disodium 2-[4-[[1-[[(2-methoxy-5-methyl-4-sulphonatophenyl)amino]carbonyl]-2-oxopropyl]azo]phenyl]-6-methylbenzothiazole-7-sulphonate, disodium,2-[4-[[1-(2-methoxy-5-methyl-4-sulfonatoanilino)-1,3-dioxobutan-2-yl]diazenyl]phenyl]-6-methyl-1,3-benzothiazole-7-sulfonate, 7-Benzothiazolesulfonic acid, 2-[4-[[1-[[(2-methoxy-5-methyl-4-sulfophenyl)amino]carbonyl]-2-oxopropyl]azo]phenyl]-6-methyl-, disodium salt

Direct Yellow 157 (CAS 72705-26-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C26H22N4Na2O9S3 and a molecular weight of 676.64900 g/mol. It is also known as C.I. Direct Yellow 157, Yellow 6GF and Pergasol Yellow 6G. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
72705-26-1
Jingsj CID
J-1342999-7
Molecular Formula
C26H22N4Na2O9S3
Chinese Name
直接黄157
Molecular Weight
676.64900 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Direct Yellow 157?

The CAS number of Direct Yellow 157 is 72705-26-1.

What are the molecular formula and molecular weight of Direct Yellow 157?

Direct Yellow 157 has molecular formula C26H22N4Na2O9S3 and molecular weight 676.64900 g/mol.

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

Last updated:

How to cite: Jingsj. "Direct Yellow 157 (CAS 72705-26-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1342999-7 (accessed 2026-10-24).

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