(4-Nitro-1H-pyrazol-1-yl)acetic acid

(4-硝基-1H-吡唑-1-基)乙酸

Also known as: (4-NITRO-1H-PYRAZOL-1-YL)ACETIC ACID, (4-NITRO-PYRAZOL-1-YL)-ACETIC ACID, 2-(4-NITRO-1H-PYRAZOL-1-YL)ACETIC ACID, 2-(4-nitropyrazol-1-yl)acetic acid, AKOS B000219, AKOS PAO-0916, ART-CHEM-BB B000219, CHEMBRDG-BB 5913009

(4-Nitro-1H-pyrazol-1-yl)acetic acid (CAS 6645-69-8) 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. It is also known as (4-NITRO-1H-PYRAZOL-1-YL)ACETIC ACID, (4-NITRO-PYRAZOL-1-YL)-ACETIC ACID and 2-(4-NITRO-1H-PYRAZOL-1-YL)ACETIC ACID. Key properties include a boiling point of 416.4°C at 760 mmHg and a flash point of 205.6°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6645-69-8
Jingsj CID
J-1094662-8
Molecular Formula
C5H5N3O4
Chinese Name
(4-硝基-1H-吡唑-1-基)乙酸
Molecular Weight
171.11100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point416.4°C at 760 mmHg
Flash Point205.6°C

Frequently Asked Questions

What is the CAS number of (4-Nitro-1H-pyrazol-1-yl)acetic acid?

The CAS number of (4-Nitro-1H-pyrazol-1-yl)acetic acid is 6645-69-8.

What are the molecular formula and molecular weight of (4-Nitro-1H-pyrazol-1-yl)acetic acid?

(4-Nitro-1H-pyrazol-1-yl)acetic acid has molecular formula C5H5N3O4 and molecular weight 171.11100 g/mol.

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

Last updated:

How to cite: Jingsj. "(4-Nitro-1H-pyrazol-1-yl)acetic acid (CAS 6645-69-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1094662-8 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.