1,2-Naphthalenedione, 4-[(3-hydroxyphenyl)amino]-

4-(3-羟基苯胺)-1,2-二氢萘-1,2-二酮

Also known as: 4-(3-HYDROXYANILINO)-1,2-DIHYDRONAPHTHALENE-1,2-DIONE, 4-(3-HYDROXYANILINO)-1,2-NAPHTHOQUINONE, 4-(3-hydroxyanilino)naphthalene-1,2-dione, 1,2-Naphthalenedione,4-[(3-hydroxyphenyl)amino]-

1,2-Naphthalenedione, 4-[(3-hydroxyphenyl)amino]- (CAS 75140-04-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C16H11NO3 and a molecular weight of 265.26300 g/mol. It is also known as 4-(3-HYDROXYANILINO)-1,2-DIHYDRONAPHTHALENE-1,2-DIONE, 4-(3-HYDROXYANILINO)-1,2-NAPHTHOQUINONE and 4-(3-hydroxyanilino)naphthalene-1,2-dione. Key properties include a melting point of 300ºC, a boiling point of 488ºC at 760 mmHg, a density of 1.442g/cm3 and a flash point of 248.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
75140-04-4
Jingsj CID
J-1589572-7
Molecular Formula
C16H11NO3
Chinese Name
4-(3-羟基苯胺)-1,2-二氢萘-1,2-二酮
Molecular Weight
265.26300 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point300ºC
Boiling Point488ºC at 760 mmHg
Density1.442g/cm3
Flash Point248.9ºC

Frequently Asked Questions

What is the CAS number of 1,2-Naphthalenedione, 4-[(3-hydroxyphenyl)amino]-?

The CAS number of 1,2-Naphthalenedione, 4-[(3-hydroxyphenyl)amino]- is 75140-04-4.

What are the molecular formula and molecular weight of 1,2-Naphthalenedione, 4-[(3-hydroxyphenyl)amino]-?

1,2-Naphthalenedione, 4-[(3-hydroxyphenyl)amino]- has molecular formula C16H11NO3 and molecular weight 265.26300 g/mol.

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

Last updated:

How to cite: Jingsj. "1,2-Naphthalenedione, 4-[(3-hydroxyphenyl)amino]- (CAS 75140-04-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1589572-7 (accessed 2026-10-25).

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