5-ethynylnicotinonitrile
3-氰基-5-乙炔吡啶
Also known as: 3-Pyridinecarbonitrile, 5-ethynyl- (9CI), 3-cyano-5-ethynylpyridine, 5-ethynyl-3-pyridinecarbonitrile, 5-ethynyl-nicotinonitrile, 5-ethynylpyridine-3-carbonitrile
5-ethynylnicotinonitrile (CAS 152803-05-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H4N2 and a molecular weight of 128.13100 g/mol. It is also known as 3-Pyridinecarbonitrile, 5-ethynyl- (9CI), 3-cyano-5-ethynylpyridine and 5-ethynyl-3-pyridinecarbonitrile. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 152803-05-9
- Jingsj CID
- J-1256450-3
- Molecular Formula
- C8H4N2
- Chinese Name
- 3-氰基-5-乙炔吡啶
- Molecular Weight
- 128.13100 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
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Request a quoteFrequently Asked Questions
What is the CAS number of 5-ethynylnicotinonitrile?
The CAS number of 5-ethynylnicotinonitrile is 152803-05-9.
What are the molecular formula and molecular weight of 5-ethynylnicotinonitrile?
5-ethynylnicotinonitrile has molecular formula C8H4N2 and molecular weight 128.13100 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-ethynylnicotinonitrile (CAS 152803-05-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1256450-3 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.