1-[(4-methoxy-2-nitrophenyl)azo]-2-naphthol

1-[(4-甲氧基-2-硝基苯基)偶氮]-2-萘酚

Also known as: (1Z)-1-[(4-methoxy-2-nitrophenyl)hydrazinylidene]naphthalen-2-one, 1-(2'-Nitro-4'-methoxyphenylazo)-2-naphthol, 1-[(4-methoxy-2-nitrophenyl)azo]-2-Naphthalenol, 1-[(4-methoxy-2-nitrophenyl)azo]-2-naphthaleno, 2-Naphthalenol, 1-(4-methoxy-2-nitrophenyl)azo-, 2-Naphthalenol, 1-[2-(4-methoxy-2-nitrophenyl)diazenyl]-

1-[(4-methoxy-2-nitrophenyl)azo]-2-naphthol (CAS 49744-28-7) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C17H13N3O4 and a molecular weight of 323.30300 g/mol. It is also known as (1Z)-1-[(4-methoxy-2-nitrophenyl)hydrazinylidene]naphthalen-2-one, 1-(2'-Nitro-4'-methoxyphenylazo)-2-naphthol and 1-[(4-methoxy-2-nitrophenyl)azo]-2-Naphthalenol. Key properties include a boiling point of 517.5ºC at 760 mmHg, a density of 1.35g/cm3 and a flash point of 266.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
49744-28-7
Jingsj CID
J-1042025-4
Molecular Formula
C17H13N3O4
Chinese Name
1-[(4-甲氧基-2-硝基苯基)偶氮]-2-萘酚
Molecular Weight
323.30300 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point517.5ºC at 760 mmHg
Density1.35g/cm3
Flash Point266.8ºC

Frequently Asked Questions

What is the CAS number of 1-[(4-methoxy-2-nitrophenyl)azo]-2-naphthol?

The CAS number of 1-[(4-methoxy-2-nitrophenyl)azo]-2-naphthol is 49744-28-7.

What are the molecular formula and molecular weight of 1-[(4-methoxy-2-nitrophenyl)azo]-2-naphthol?

1-[(4-methoxy-2-nitrophenyl)azo]-2-naphthol has molecular formula C17H13N3O4 and molecular weight 323.30300 g/mol.

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

Last updated:

How to cite: Jingsj. "1-[(4-methoxy-2-nitrophenyl)azo]-2-naphthol (CAS 49744-28-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1042025-4 (accessed 2026-10-25).

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