3-Isochromanone
Also known as: 3-Isochromanone, 1,4-Dihydro-3H-2-benzopyran-3-one, 1,4-Dihydro-3H-isochromen-3-one, 1,4-dihydroisochromen-3-one, 2-Hydroxymethylphenylacetic acid lactone, 3,6-Dihydro-4,5-benzo-2-pyrone, 3H-2-Benzopyran-3-one, 1,4-dihydro-, ISOCHROMAN-3-ONE, 1H-2-Benzopyran-3(4H)-one
3-Isochromanone (CAS 4385-35-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H8O2 and a molecular weight of 148.159 g/mol. Key properties include a melting point of 80-82 °C(lit.), a boiling point of 332.6±31.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 137.7±22.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 4385-35-7
- Jingsj CID
- J-37823-4
- Molecular Formula
- C9H8O2
- Molecular Weight
- 148.159 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 80-82 °C(lit.) |
|---|---|
| Boiling Point | 332.6±31.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 137.7±22.2 °C |
| Exact Mass | 148.052429 |
| PSA | 26.30000 |
| LogP | 0.75 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.562 |
Customs & Trade Information
| HS Code | 2932999099 |
|---|---|
| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 3-Isochromanone?
The CAS number of 3-Isochromanone is 4385-35-7.
What are the molecular formula and molecular weight of 3-Isochromanone?
3-Isochromanone has molecular formula C9H8O2 and molecular weight 148.159 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-Isochromanone (CAS 4385-35-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37823-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.