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4,6-Dinitro-1,3-benzenedicarboxylic acid

Also known as: 1,3-Benzenedicarboxylic acid, 4,6-dinitro-, 4,6-Dinitroisophthalic acid, 4,6-Dinitro-isophthalic acid, 4,6-dinitrobenzene-1,3-dicarboxylic acid, 4,6-dinitrobenzene-1,3-dioic acid, 4,6-Dinitro-isophthalsaeure

4,6-Dinitro-1,3-benzenedicarboxylic acid (CAS 1872-40-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H4N2O8 and a molecular weight of 256.12600 g/mol. Key properties include a boiling point of 537.1ºC at 760mmHg, a density of 1.853g/cm3 and a flash point of 237.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1872-40-8
Jingsj CID
J-1321192-2
Molecular Formula
C8H4N2O8
Molecular Weight
256.12600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point537.1ºC at 760mmHg
Density1.853g/cm3
Flash Point237.4ºC
Exact Mass255.99700
PSA166.24000
LogP1.94580
Vapor Pressure2.28E-12mmHg at 25°C
Refractive Index1.696

Customs & Trade Information

HS Code2917399090
Summary2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。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 4,6-Dinitro-1,3-benzenedicarboxylic acid?

The CAS number of 4,6-Dinitro-1,3-benzenedicarboxylic acid is 1872-40-8.

What are the molecular formula and molecular weight of 4,6-Dinitro-1,3-benzenedicarboxylic acid?

4,6-Dinitro-1,3-benzenedicarboxylic acid has molecular formula C8H4N2O8 and molecular weight 256.12600 g/mol.

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

Last updated:

How to cite: Jingsj. "4,6-Dinitro-1,3-benzenedicarboxylic acid (CAS 1872-40-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1321192-2 (accessed 2026-11-09).

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