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Diethyl 4,4'-azodibenzoate

Also known as: Benzoic acid,4,4'-azobis-, diethyl ester (9CI), Diethyl azobenzene-4,4'-dicarboxylate, Azobenzene-4,4'-dicarboxylic acid diethyl ester, DIETHYL AZOBENZENE-4,4'-DICARBOXYLATE, diethyl 4,4'-(E)-diazene-1,2-diyldibenzoate, ethyl 4-[(4-ethoxycarbonylphenyl)diazenyl]benzoate, 4,4'-Azobis(benzoic acid ethyl) ester, 4,4'-Azodibenzoic acid diethyl ester

Diethyl 4,4'-azodibenzoate (CAS 7250-68-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H18N2O4 and a molecular weight of 326.34700 g/mol. Key properties include a melting point of 144ºC, a boiling point of 472.3ºC at 760mmHg, a density of 1.16g/cm3 and a flash point of 195.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7250-68-2
Jingsj CID
J-1438299-1
Molecular Formula
C18H18N2O4
Molecular Weight
326.34700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point144ºC
Boiling Point472.3ºC at 760mmHg
Density1.16g/cm3
Flash Point195.9ºC
Exact Mass326.12700
PSA77.32000
LogP4.45540
Refractive Index1.559

Customs & Trade Information

HS Code2927000090
Summary2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Diethyl 4,4'-azodibenzoate?

The CAS number of Diethyl 4,4'-azodibenzoate is 7250-68-2.

What are the molecular formula and molecular weight of Diethyl 4,4'-azodibenzoate?

Diethyl 4,4'-azodibenzoate has molecular formula C18H18N2O4 and molecular weight 326.34700 g/mol.

What are the upstream and downstream products of Diethyl 4,4'-azodibenzoate?

For Diethyl 4,4'-azodibenzoate, Downstream Products: Benzocaine, Benzoic acid, 4,4'-azoxybis-, diethyl ester.

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

Last updated:

How to cite: Jingsj. "Diethyl 4,4'-azodibenzoate (CAS 7250-68-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1438299-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.