Nile Red

尼罗红

Also known as: 9-(Diethylamino)benzo[a]phenoxazin-5-one, 9-(Diethylamino)-5H-benzo[a]phenoxazin-5-one, Nile Blue A Oxazone, nile red dye

Nile Red (CAS 7385-67-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C20H18N2O2 and a molecular weight of 318.369 g/mol. It is also known as 9-(Diethylamino)benzo[a]phenoxazin-5-one, 9-(Diethylamino)-5H-benzo[a]phenoxazin-5-one and Nile Blue A Oxazone. Key properties include a melting point of 203-205 °C(lit.), a boiling point of 484.7±45.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 246.9±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7385-67-3
Jingsj CID
J-4569-4
Molecular Formula
C20H18N2O2
Chinese Name
尼罗红
Molecular Weight
318.369 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point203-205 °C(lit.)
Boiling Point484.7±45.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point246.9±28.7 °C

Frequently Asked Questions

What is the CAS number of Nile Red?

The CAS number of Nile Red is 7385-67-3.

What are the molecular formula and molecular weight of Nile Red?

Nile Red has molecular formula C20H18N2O2 and molecular weight 318.369 g/mol.

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

Last updated:

How to cite: Jingsj. "Nile Red (CAS 7385-67-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4569-4 (accessed 2026-10-23).

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