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4-Nitro-1H-pyrrole-2-carboxylic acid

Also known as: 4-NITROPYRROLE-2-CARBOXYLIC ACID, 4-NITROPYRROLE-2-CARBOXYLIC ACID HYDRATE, 1H-Pyrrole-2-carboxylic acid, 4-nitro-, 4-Nitro-1H-pyrrol-2-carboxylic acid, 4-Nitropyrrole-2-carboxylic Acid Hydrate, Nitropyrrolecarboxylicacid

4-Nitro-1H-pyrrole-2-carboxylic acid (CAS 5930-93-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H4N2O4 and a molecular weight of 156.09600 g/mol. Key properties include a melting point of 217ºC, a boiling point of 435.8ºC at 760 mmHg, a density of 1.694g/cm3 and a flash point of 217.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5930-93-8
Jingsj CID
J-48366-9
Molecular Formula
C5H4N2O4
Molecular Weight
156.09600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point217ºC
Boiling Point435.8ºC at 760 mmHg
Density1.694g/cm3
Flash Point217.4ºC
Exact Mass156.01700
PSA98.91000
LogP1.14430
Refractive Index1.663

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 4-Nitro-1H-pyrrole-2-carboxylic acid?

The CAS number of 4-Nitro-1H-pyrrole-2-carboxylic acid is 5930-93-8.

What are the molecular formula and molecular weight of 4-Nitro-1H-pyrrole-2-carboxylic acid?

4-Nitro-1H-pyrrole-2-carboxylic acid has molecular formula C5H4N2O4 and molecular weight 156.09600 g/mol.

What are the upstream and downstream products of 4-Nitro-1H-pyrrole-2-carboxylic acid?

For 4-Nitro-1H-pyrrole-2-carboxylic acid, Upstream Products: methyl 4-nitro-1H-pyrrole-2-carboxylate, Ethyl 4-nitro-1H-pyrrole-2-carboxylate, Glycine ethyl ester; Downstream Products: 1-Methyl-4-nitro-1H-pyrrole-2-carboxylic 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-Nitro-1H-pyrrole-2-carboxylic acid (CAS 5930-93-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48366-9 (accessed 2026-11-09).

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