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4-(Methoxycarbonyl)-2-nitrobenzoic acid

Also known as: 4-methoxycarbonyl-2-nitrobenzoic acid, 2-nitroterephthalic acid 4-methyl ester, 2-Nitro-4-methoxycarbonyl benzoic acid, Nitro-terephthalsaeure-4-methylester, RARECHEM AL BE 0920

4-(Methoxycarbonyl)-2-nitrobenzoic acid (CAS 55737-66-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H7NO6 and a molecular weight of 225.155 g/mol. Key properties include a melting point of 133-135ºC, a boiling point of 411.9±35.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 202.9±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55737-66-1
Jingsj CID
J-1437369-4
Molecular Formula
C9H7NO6
Molecular Weight
225.155 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point133-135ºC
Boiling Point411.9±35.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point202.9±25.9 °C
Exact Mass225.027344
PSA109.42000
LogP1.86
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.594

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-(Methoxycarbonyl)-2-nitrobenzoic acid?

The CAS number of 4-(Methoxycarbonyl)-2-nitrobenzoic acid is 55737-66-1.

What are the molecular formula and molecular weight of 4-(Methoxycarbonyl)-2-nitrobenzoic acid?

4-(Methoxycarbonyl)-2-nitrobenzoic acid has molecular formula C9H7NO6 and molecular weight 225.155 g/mol.

What are the upstream and downstream products of 4-(Methoxycarbonyl)-2-nitrobenzoic acid?

For 4-(Methoxycarbonyl)-2-nitrobenzoic acid, Upstream Products: 2-Nitroterephthalic acid, Methanol; Downstream Products: 2-Amino-4-(methoxycarbonyl)benzoic acid.

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-(Methoxycarbonyl)-2-nitrobenzoic acid (CAS 55737-66-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1437369-4 (accessed 2026-11-09).

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