1H-Pyrazole-4-carboxylic acid, 5-ethynyl-1-methyl-, ethyl ester

5-乙炔基-1-甲基-1H-吡唑-4-甲酸乙酯

1H-Pyrazole-4-carboxylic acid, 5-ethynyl-1-methyl-, ethyl ester (CAS 2260936-58-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H10N2O2 and a molecular weight of 178.19 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2260936-58-9
Jingsj CID
J-294353-6
Molecular Formula
C9H10N2O2
Chinese Name
5-乙炔基-1-甲基-1H-吡唑-4-甲酸乙酯
Molecular Weight
178.19 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 1H-Pyrazole-4-carboxylic acid, 5-ethynyl-1-methyl-, ethyl ester?

The CAS number of 1H-Pyrazole-4-carboxylic acid, 5-ethynyl-1-methyl-, ethyl ester is 2260936-58-9.

What are the molecular formula and molecular weight of 1H-Pyrazole-4-carboxylic acid, 5-ethynyl-1-methyl-, ethyl ester?

1H-Pyrazole-4-carboxylic acid, 5-ethynyl-1-methyl-, ethyl ester has molecular formula C9H10N2O2 and molecular weight 178.19 g/mol.

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

Last updated:

How to cite: Jingsj. "1H-Pyrazole-4-carboxylic acid, 5-ethynyl-1-methyl-, ethyl ester (CAS 2260936-58-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-294353-6 (accessed 2026-10-24).

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