C.I. Reactive Yellow

活性黄

Also known as: 1,3,6-Naphthalenetrisulfonic acid, 7-[2-[2-[(aminocarbonyl)amino]-4-[[4-c hloro-6-[[4-[[2-( sulfooxy)ethyl]sulfonyl]phenyl]amino]-1 ,3,5-triazin-2-y l]amino]phenyl]diazenyl]-, sodium salt (1:4), 7-[4-[4-Chloro-6-[4-[2-(sulfooxy)ethylsulfonyl]anilino]-1,3,5-triazin-2-ylamino]-2-ureidophenylazo]-1,3,6-naphthalenetrisulfonic acid tetrasodium salt

C.I. Reactive Yellow (CAS 80156-97-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C28H20ClN9Na4O16S5 and a molecular weight of 1026.3 g/mol. It is also known as 1,3,6-Naphthalenetrisulfonic acid, 7-[2-[2-[(aminocarbonyl)amino]-4-[[4-c hloro-6-[[4-[[2-( sulfooxy)ethyl]sulfonyl]phenyl]amino]-1 ,3,5-triazin-2-y l]amino]phenyl]diazenyl]-, sodium salt (1:4) and 7-[4-[4-Chloro-6-[4-[2-(sulfooxy)ethylsulfonyl]anilino]-1,3,5-triazin-2-ylamino]-2-ureidophenylazo]-1,3,6-naphthalenetrisulfonic acid tetrasodium salt. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
80156-97-4
Jingsj CID
J-233330-4
Molecular Formula
C28H20ClN9Na4O16S5
Chinese Name
活性黄
Molecular Weight
1026.3 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of C.I. Reactive Yellow?

The CAS number of C.I. Reactive Yellow is 80156-97-4.

What are the molecular formula and molecular weight of C.I. Reactive Yellow?

C.I. Reactive Yellow has molecular formula C28H20ClN9Na4O16S5 and molecular weight 1026.3 g/mol.

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

Last updated:

How to cite: Jingsj. "C.I. Reactive Yellow (CAS 80156-97-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-233330-4 (accessed 2026-10-24).

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