Pigment Red 57:1
Also known as: C.I. Pigment Red 57:1, C.I. 15850, Lithol Rubine B, Lithol Rubin BCA, Brilliant Carmine 6B, Brilliant Carmine 6BN, Brilliant Carmine 6BY, 3-Hydroxy-4-[(4-methyl-2-sulfophenyl)azo]-2-naphthalenecarboxylic acid calcium salt, 2-Naphthalenecarboxylic acid, 3-hydroxy-4-(4-methyl-2-sulfophenyl)azo-, calcium salt (1:1), Pigment Red 57, Pigment Red 57-1, Lithol Rubine BK, E180
Pigment Red 57:1 (CAS 5281-04-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C18H12CaN2O6S and a molecular weight of 424.44500 g/mol. It is listed by 1 supplier, from 2.40 to 2,200.00 CNY. Record last updated Nov 2, 2026.
- CAS No.
- 5281-04-9
- Jingsj CID
- J-3147-5
- Molecular Formula
- C18H12CaN2O6S
- Molecular Weight
- 424.44500 g/mol
- Category
- Organic Compounds
- Last updated
- 11/2/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to OrderPlatform-operated | 99% 500g | ¥1,200.00 | $0.36 /gBest ¥2.40/g CNY | CN China MOQ 500g | |
Made to OrderPlatform-operated | 99% 100g | ¥400.00 | $0.6 /g ¥4.00/g CNY | CN China MOQ 100g | |
Made to OrderPlatform-operated | 99% 1kg | ¥2,200.00 | $329.22 /kg ¥2,200.00/kg CNY | CN China MOQ 1kg |
Physicochemical Properties
| Exact Mass | 430.02100 |
|---|---|
| PSA | 150.66000 |
| LogP | 3.61760 |
Frequently Asked Questions
What is the CAS number of Pigment Red 57:1?
The CAS number of Pigment Red 57:1 is 5281-04-9.
What are the molecular formula and molecular weight of Pigment Red 57:1?
Pigment Red 57:1 has molecular formula C18H12CaN2O6S and molecular weight 424.44500 g/mol.
Which suppliers offer Pigment Red 57:1?
1 supplier(s) listed; reference unit price ¥2.40–2200.00 /g.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Pigment Red 57:1 (CAS 5281-04-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3147-5 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.