4-Ethynylpyridine-2-carboxylic acid
4-乙炔基吡啶-2-甲酸
Also known as: 4-ethynylpicolinic acid, 4-ethynylpyridine-2-carboxylic acid, 4-ethynyl-2-pyridinecarboxylic acid
4-Ethynylpyridine-2-carboxylic acid (CAS 1256825-09-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H5NO2 and a molecular weight of 147.13 g/mol. It is also known as 4-ethynylpicolinic acid, 4-ethynylpyridine-2-carboxylic acid and 4-ethynyl-2-pyridinecarboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1256825-09-8
- Jingsj CID
- J-879311-9
- Molecular Formula
- C8H5NO2
- Chinese Name
- 4-乙炔基吡啶-2-甲酸
- Molecular Weight
- 147.13 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quoteFrequently Asked Questions
What is the CAS number of 4-Ethynylpyridine-2-carboxylic acid?
The CAS number of 4-Ethynylpyridine-2-carboxylic acid is 1256825-09-8.
What are the molecular formula and molecular weight of 4-Ethynylpyridine-2-carboxylic acid?
4-Ethynylpyridine-2-carboxylic acid has molecular formula C8H5NO2 and molecular weight 147.13 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Ethynylpyridine-2-carboxylic acid (CAS 1256825-09-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-879311-9 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.