1H-2-Benzopyran-1-one
异香豆素
Also known as: Isocoumarin, iso-coumarin, 2-benzopyran-1(1H)-one, 2,1-benzopyrone, 3,4-Benzo-2-pyrone, 3,4-Dehydro-1-isochromanone, 1H-isochromen-1-one, isochromen-1-one
- CAS No.
- 491-31-6
- Jingsj CID
- J-1388153-9
- Molecular Formula
- C9H6O2
- Chinese Name
- 异香豆素
- Molecular Weight
- 146.14300 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 47℃ |
|---|---|
| Boiling Point | 262.1ºC at 760 mmHg |
| Density | 1.248 g/cm3 |
| Flash Point | 103.5ºC |
Frequently Asked Questions
What is the CAS number of 1H-2-Benzopyran-1-one?
491-31-6
What are the molecular formula and molecular weight of 1H-2-Benzopyran-1-one?
C9H6O2, molecular weight 146.14300 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026