3-Oxoisoindoline-5-carbonitrile
6-氰基异吲哚啉-1-酮
Also known as: 2,3-Dihydro-3-oxo-1H-isoindole-5-carbonitrile, 1H-Isoindole-5-carbonitrile, 2,3-dihydro-3-oxo-, 3-Oxo-5-isoindolinecarbonitrile, 3-oxo-1,2-dihydroisoindole-5-carbonitrile, 3-oxo-2,3-dihydro-1H-isoindole-5-carbonitrile
3-Oxoisoindoline-5-carbonitrile (CAS 1261726-80-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H6N2O and a molecular weight of 158.157 g/mol. It is also known as 2,3-Dihydro-3-oxo-1H-isoindole-5-carbonitrile, 1H-Isoindole-5-carbonitrile, 2,3-dihydro-3-oxo- and 3-Oxo-5-isoindolinecarbonitrile. Key properties include a boiling point of 464.2±45.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 234.5±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1261726-80-0
- Jingsj CID
- J-1422162-8
- Molecular Formula
- C9H6N2O
- Chinese Name
- 6-氰基异吲哚啉-1-酮
- Molecular Weight
- 158.157 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 464.2±45.0 °C at 760 mmHg |
|---|---|
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 234.5±28.7 °C |
Frequently Asked Questions
What is the CAS number of 3-Oxoisoindoline-5-carbonitrile?
The CAS number of 3-Oxoisoindoline-5-carbonitrile is 1261726-80-0.
What are the molecular formula and molecular weight of 3-Oxoisoindoline-5-carbonitrile?
3-Oxoisoindoline-5-carbonitrile has molecular formula C9H6N2O and molecular weight 158.157 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-Oxoisoindoline-5-carbonitrile (CAS 1261726-80-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1422162-8 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.