Disperse Red 1

分散红1

Also known as: C.I. 11110, C.I. Disperse Red 1, 2-(ethyl(4-((4-nitrophenyl)azo)phenyl)amino)ethanol, 2-[N-ethyl-4-[(4-nitrophenyl)diazenyl]anilino]ethanol, 2-[ethyl[4-[(4-nitrophenyl)azo]phenyl]amino]-Ethanol, 2-[ethyl[4-[(4-nitrophenyl)azo]phenyl]amino]-ethano, 4-Nitro-4'-(ethyl(2-hydroxyethyl)amino)azobenzene, 4-Nitro-4’-[N-ethyl-N-(2-hydroxy-ethyl)amino]azo-benzene, 4-Nitro-4’-[N-ethyl-N-(2-hydroxyethyl)-amino]azobenzene, 4-[Ethyl(2-hydroxyethyl)amino]-4'-nitroazobenzene, N-Ethyl-N-(2-hydroxyethyl)-4-(4-nitrophenylazo)aniline, Acetamine Scarlet B, Acetate Fast Scarlet B, Acetoquinone Light Scarlet BLZ, Amacel Scarlet GB, Disperse Red Zh, Disperse Scarlet B, Disperse Scarlet Zh, Dispersive Ruby Zh, Dispersol Fast Scarlet B

Disperse Red 1 (CAS 2872-52-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C16H18N4O3 and a molecular weight of 314.33900 g/mol. It is also known as C.I. 11110, C.I. Disperse Red 1 and 2-(ethyl(4-((4-nitrophenyl)azo)phenyl)amino)ethanol. Key properties include a melting point of 160-162 °C(lit.), a boiling point of 522.5ºC at 760 mmHg, a density of 1.23 g/cm3 and a flash point of 269.8ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2872-52-8
Jingsj CID
J-18938-9
Molecular Formula
C16H18N4O3
Chinese Name
分散红1
Molecular Weight
314.33900 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point160-162 °C(lit.)
Boiling Point522.5ºC at 760 mmHg
Density1.23 g/cm3
Flash Point269.8ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Disperse Red 1?

The CAS number of Disperse Red 1 is 2872-52-8.

What are the molecular formula and molecular weight of Disperse Red 1?

Disperse Red 1 has molecular formula C16H18N4O3 and molecular weight 314.33900 g/mol.

Is Disperse Red 1 hazardous?

Disperse Red 1 has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Disperse Red 1 (CAS 2872-52-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18938-9 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.