1-Naphthalenesulfonic acid, 4-[(4-hydroxy-1-naphthalenyl)azo]-, monosodium salt
酸性棕6
Also known as: C.I. Acid Brown 6, Acid Brown RN, Acid Leather Brown RN, Eriosin Brown RN, Fast Brown R, Fenazo Brown F, Leather Brown NR, Naphthalene Brown R, Naphthylamine Brown, Naphthylamine Brown F, Sodium 4-(4-hydroxy-1-naphthylazo)-1-naphthalenesulfonate, Tertracid Brown C
1-Naphthalenesulfonic acid, 4-[(4-hydroxy-1-naphthalenyl)azo]-, monosodium salt (CAS 6409-10-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H14N2NaO4S+ and a molecular weight of 401.39100 g/mol. It is also known as C.I. Acid Brown 6, Acid Brown RN and Acid Leather Brown RN. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 6409-10-5
- Jingsj CID
- J-1117609-5
- Molecular Formula
- C20H14N2NaO4S
- Chinese Name
- 酸性棕6
- Molecular Weight
- 401.39100 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quoteFrequently Asked Questions
What is the CAS number of 1-Naphthalenesulfonic acid, 4-[(4-hydroxy-1-naphthalenyl)azo]-, monosodium salt?
The CAS number of 1-Naphthalenesulfonic acid, 4-[(4-hydroxy-1-naphthalenyl)azo]-, monosodium salt is 6409-10-5.
What are the molecular formula and molecular weight of 1-Naphthalenesulfonic acid, 4-[(4-hydroxy-1-naphthalenyl)azo]-, monosodium salt?
1-Naphthalenesulfonic acid, 4-[(4-hydroxy-1-naphthalenyl)azo]-, monosodium salt has molecular formula C20H14N2NaO4S+ and molecular weight 401.39100 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1-Naphthalenesulfonic acid, 4-[(4-hydroxy-1-naphthalenyl)azo]-, monosodium salt (CAS 6409-10-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1117609-5 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.