Azocarmine B
Also known as: Acid Red 103, C.I. 50090, C.I. Acid Red 103, Rosinduline 2B, Azocarmine BX, Benzo[a]phenazinium, 5-[(2,4-disulfophenyl)amino]-7-phenylsulfo-, inner salt, disodium salt, Disodium 4-[(7-phenyl-3-sulfonatobenzo[a]phenazin-7-ium-5-yl)amino]-1,3-benzenedisulfonate
Azocarmine B (CAS 25360-72-9) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C28H17N3Na2O9S3 and a molecular weight of 681.624 g/mol. Key property: a melting point of ≥300ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 25360-72-9
- Jingsj CID
- J-1061621-7
- Molecular Formula
- C28H17N3Na2O9S3
- Molecular Weight
- 681.624 g/mol
- Category
- Nitrogen Compounds
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | ≥300ºC |
|---|---|
| Exact Mass | 680.992249 |
| PSA | 225.54000 |
| LogP | 6.58920 |
Frequently Asked Questions
What is the CAS number of Azocarmine B?
The CAS number of Azocarmine B is 25360-72-9.
What are the molecular formula and molecular weight of Azocarmine B?
Azocarmine B has molecular formula C28H17N3Na2O9S3 and molecular weight 681.624 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Azocarmine B (CAS 25360-72-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1061621-7 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.