Ponceau 4R Lake
胭脂红铝色淀
Also known as: [7-hydroxy-8-[(4-sulpho-1-naphthyl)azo]naphthalene-1,3-disulphonato(3-)]aluminium, Ponceau 4R Aluminium Lake, CI 16255:1, EINECS 240-008-3, Aluminum, 7-hydroxy-8-(4-sulfo-1-naphthalenyl)azo-1,3-naphthalenedisulfonato(3-)-, [6-Hydroxy-5-{[4-(sulfo-κO)-1-naphthyl]diazenyl}-1,3-naphthalenedisulfonato(3-)-κO,O]aluminium
Ponceau 4R Lake (CAS 15876-47-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C20H14AlN2O10S3 and a molecular weight of 562.485 g/mol. It is also known as [7-hydroxy-8-[(4-sulpho-1-naphthyl)azo]naphthalene-1,3-disulphonato(3-)]aluminium, Ponceau 4R Aluminium Lake and CI 16255:1. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 15876-47-8
- Jingsj CID
- J-1099077-3
- Molecular Formula
- C20H14AlN2O10S3
- Chinese Name
- 胭脂红铝色淀
- Molecular Weight
- 562.485 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 Ponceau 4R Lake?
The CAS number of Ponceau 4R Lake is 15876-47-8.
What are the molecular formula and molecular weight of Ponceau 4R Lake?
Ponceau 4R Lake has molecular formula C20H14AlN2O10S3 and molecular weight 562.485 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Ponceau 4R Lake (CAS 15876-47-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1099077-3 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.