Dimethyl azobenzene-4,4'-dicarboxylate

Also known as: AZOBENZENE-4,4'-DICARBOXYLIC ACID DIMETHYL ESTER, 4,4'-Azodibenzoic Acid Dimethyl Ester, Dimethyl 4,4'-Azodibenzoate, Dimethyl 4,4'-(diazene-1,2-diyl)dibenzoate, methyl 4-[(4-methoxycarbonylphenyl)diazenyl]benzoate

Dimethyl azobenzene-4,4'-dicarboxylate (CAS 5320-91-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H14N2O4 and a molecular weight of 298.29300 g/mol. Key properties include a melting point of 240ºC, a boiling point of 450.676ºC at 760 mmHg, a density of 1.201g/cm3 and a flash point of 198.956ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5320-91-2
Jingsj CID: J-25334-9
Molecular Formula: C₁₆H₁₄N₂O₄
Molecular Weight: 298.29300 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	240ºC
Boiling Point	450.676ºC at 760 mmHg
Density	1.201g/cm3
Flash Point	198.956ºC
Exact Mass	298.09500
PSA	77.32000
LogP	3.67520
Refractive Index	1.569

Customs & Trade Information

HS Code	2927000090
Summary	2927000090 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 Dimethyl azobenzene-4,4'-dicarboxylate?

The CAS number of Dimethyl azobenzene-4,4'-dicarboxylate is 5320-91-2.

What are the molecular formula and molecular weight of Dimethyl azobenzene-4,4'-dicarboxylate?

Dimethyl azobenzene-4,4'-dicarboxylate has molecular formula C16H14N2O4 and molecular weight 298.29300 g/mol.

What are the upstream and downstream products of Dimethyl azobenzene-4,4'-dicarboxylate?

For Dimethyl azobenzene-4,4'-dicarboxylate, Upstream Products: Methyl 4-nitrobenzoate, 4-Nitrobenzoyl chloride, Methyl 4-aminobenzoate; Downstream Products: methyl 4-(tert-butoxycarbonylamino)benzoate.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Dimethyl azobenzene-4,4'-dicarboxylate (CAS 5320-91-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25334-9 (accessed 2026-11-09).

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