Reactive Yellow 39
活性黄39
Also known as: C.I. Reactive Yellow 39, C.I.Reactive Yellow 39, Disodium 4-{4-[(E)-{5-[(2-bromoacryloyl)amino]-2-sulfonatophenyl}diazenyl]-3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl}-2,5-dichlorobenzenesulfonate, 4-[4-[[5-(2-bromoprop-2-enoylamino)-2-sulfonatophenyl]diazenyl]-3-methyl-5-oxo-4H-pyrazol-1-yl]-2,5-dichlorobenzenesulfonate
Reactive Yellow 39 (CAS 12226-61-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C19H12BrCl2N5Na2O8S2 and a molecular weight of 699.24700 g/mol. It is also known as C.I. Reactive Yellow 39, C.I.Reactive Yellow 39 and Disodium 4-{4-[(E)-{5-[(2-bromoacryloyl)amino]-2-sulfonatophenyl}diazenyl]-3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl}-2,5-dichlorobenzenesulfonate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 12226-61-8
- Jingsj CID
- J-1992282-3
- Molecular Formula
- C19H12BrCl2N5Na2O8S2
- Chinese Name
- 活性黄39
- Molecular Weight
- 699.24700 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quoteFrequently Asked Questions
What is the CAS number of Reactive Yellow 39?
The CAS number of Reactive Yellow 39 is 12226-61-8.
What are the molecular formula and molecular weight of Reactive Yellow 39?
Reactive Yellow 39 has molecular formula C19H12BrCl2N5Na2O8S2 and molecular weight 699.24700 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Reactive Yellow 39 (CAS 12226-61-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992282-3 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.