1H-Imidazole-4-carboxamide, 5-ethynyl-

5-乙炔-1H-咪唑-4-羧酰胺

Also known as: 1H-Imidazole-4-carboxamide, 5-ethynyl- (9CI), 1H-Imidazole-4-carboxamide,5-ethynyl, 1H-Imidazole-5-carboxamide, 4-ethynyl-, 5-ethynyl-1H-imidazole-4-carboxamide, 5-ethynylimidazole-4-carboxamide

1H-Imidazole-4-carboxamide, 5-ethynyl- (CAS 126004-16-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5N3O and a molecular weight of 135.12300 g/mol. It is also known as 1H-Imidazole-4-carboxamide, 5-ethynyl- (9CI), 1H-Imidazole-4-carboxamide,5-ethynyl and 1H-Imidazole-5-carboxamide, 4-ethynyl-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 126004-16-8
Jingsj CID: J-1306309-2
Molecular Formula: C₆H₅N₃O
Chinese Name: 5-乙炔-1H-咪唑-4-羧酰胺
Molecular Weight: 135.12300 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 1H-Imidazole-4-carboxamide, 5-ethynyl-?

The CAS number of 1H-Imidazole-4-carboxamide, 5-ethynyl- is 126004-16-8.

What are the molecular formula and molecular weight of 1H-Imidazole-4-carboxamide, 5-ethynyl-?

1H-Imidazole-4-carboxamide, 5-ethynyl- has molecular formula C6H5N3O and molecular weight 135.12300 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1H-Imidazole-4-carboxamide, 5-ethynyl- (CAS 126004-16-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1306309-2 (accessed 2026-10-23).

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