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1-Methyl-4-nitro-1H-pyrazole-3-carboxylic acid

Also known as: 1H-Pyrazole-3-carboxylic acid, 1-methyl-4-nitro-, 1-Methyl-4-nitro-pyrazole-3-carboxylic acid, 1-methyl-4-nitro-1H-pyrazole-3-carboxylic acid(SALTDATA: FREE), 1-methyl-4-nitro-3-pyrazolecarboxylate, Albb-004724, AKOS B000135, ART-CHEM-BB B000135, TIMTEC-BB SBB000167

1-Methyl-4-nitro-1H-pyrazole-3-carboxylic acid (CAS 4598-86-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5N3O4 and a molecular weight of 171.11100 g/mol. Key properties include a boiling point of 399ºC at 760mmHg and a flash point of 195.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4598-86-1
Jingsj CID
J-1511012-0
Molecular Formula
C5H5N3O4
Molecular Weight
171.11100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point399ºC at 760mmHg
Flash Point195.1ºC
Exact Mass171.02800
PSA100.94000
LogP0.54970
Refractive Index1.675
Storage Conditions2-8°C

Customs & Trade Information

HS Code2933199090
Summary2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. 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 1-Methyl-4-nitro-1H-pyrazole-3-carboxylic acid?

The CAS number of 1-Methyl-4-nitro-1H-pyrazole-3-carboxylic acid is 4598-86-1.

What are the molecular formula and molecular weight of 1-Methyl-4-nitro-1H-pyrazole-3-carboxylic acid?

1-Methyl-4-nitro-1H-pyrazole-3-carboxylic acid has molecular formula C5H5N3O4 and molecular weight 171.11100 g/mol.

What are the upstream and downstream products of 1-Methyl-4-nitro-1H-pyrazole-3-carboxylic acid?

For 1-Methyl-4-nitro-1H-pyrazole-3-carboxylic acid, Upstream Products: Methyl 1-methyl-4-nitro-1H-pyrazole-3-carboxylate, 1-Methyl-1H-pyrazole-3-carboxylic acid, 4-iodo-1-methyl-1H-pyrazole-3-carboxylic acid; Downstream Products: Methyl 1-methyl-4-nitro-1H-pyrazole-3-carboxylate.

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

Last updated:

How to cite: Jingsj. "1-Methyl-4-nitro-1H-pyrazole-3-carboxylic acid (CAS 4598-86-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1511012-0 (accessed 2026-11-09).

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