Eriochrome Black T
Also known as: Mordant Black 11, Black T, EBT, C.I. 14645, C.I. Mordant Black 11, Sodium 3-hydroxy-4-[(E)-(1-hydroxy-2-naphthyl)diazenyl]-7-nitro-1-naphthalenesulfonate, 1-Naphthalenesulfonic acid, 3-hydroxy-4-[(1-hydroxy-2-naphthyl)azo]-7-nitro-, sodium salt, 3-Hydroxy-4-[(1-hydroxy-2-naphthalenyl)azo]-7-nitro-1-naphthalenesulfonic Acid Monosodium Salt, F-241, abcolchromeblacktn, abcolchromenavyrzn, acidchromeblacket, chromeblackpb, chromogeneblackt160
Eriochrome Black T (CAS 1787-61-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C20H12N3NaO7S and a molecular weight of 461.38 g/mol. Key properties include a density of 1.109 g/mL at 25 °C and a flash point of 185 °C. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.
- CAS No.
- 1787-61-7
- Jingsj CID
- J-1095737-6
- Molecular Formula
- C20H12N3NaO7S
- Molecular Weight
- 461.38 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | - | - | CN China |
Physicochemical Properties
| Density | 1.109 g/mL at 25 °C |
|---|---|
| Flash Point | 185 °C |
| Exact Mass | 461.029358 |
| PSA | 176.58000 |
| LogP | 6.23590 |
| Additional Property | 50 g/L (20 ºC) |
Customs & Trade Information
| HS Code | 32041900 |
|---|
Frequently Asked Questions
What is the CAS number of Eriochrome Black T?
The CAS number of Eriochrome Black T is 1787-61-7.
What are the molecular formula and molecular weight of Eriochrome Black T?
Eriochrome Black T has molecular formula C20H12N3NaO7S and molecular weight 461.38 g/mol.
Which suppliers offer Eriochrome Black T?
1 supplier(s) listed; request a quote for pricing.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Eriochrome Black T (CAS 1787-61-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1095737-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.