4-Chloro-1,2-benzoxazol-3(2H)-one
4-氯-1,2-苯并异恶唑-3(2H)-酮
Also known as: 1,2-Benzisoxazol-3(2H)-one, 4-chloro-, 4-Chloro-1,2-benzisoxazol-3(2H)-one, 4-Chloro-benzo[d]isoxazol-3-ol, 3-hydroxy-4-chloro-1,2-benzisoxazole, 4-chloro-1,2-benzoxazol-3-one, 4-chlorobenzo[d]isoxazol-3(2H)-one
4-Chloro-1,2-benzoxazol-3(2H)-one (CAS 178748-22-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H4ClNO2 and a molecular weight of 169.565 g/mol. It is also known as 1,2-Benzisoxazol-3(2H)-one, 4-chloro-, 4-Chloro-1,2-benzisoxazol-3(2H)-one and 4-Chloro-benzo[d]isoxazol-3-ol. Key properties include a boiling point of 336.7ºC at 760 mmHg and a density of 1.5±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 178748-22-6
- Jingsj CID
- J-1481268-0
- Molecular Formula
- C7H4ClNO2
- Chinese Name
- 4-氯-1,2-苯并异恶唑-3(2H)-酮
- Molecular Weight
- 169.565 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 336.7ºC at 760 mmHg |
|---|---|
| Density | 1.5±0.1 g/cm3 |
Frequently Asked Questions
What is the CAS number of 4-Chloro-1,2-benzoxazol-3(2H)-one?
The CAS number of 4-Chloro-1,2-benzoxazol-3(2H)-one is 178748-22-6.
What are the molecular formula and molecular weight of 4-Chloro-1,2-benzoxazol-3(2H)-one?
4-Chloro-1,2-benzoxazol-3(2H)-one has molecular formula C7H4ClNO2 and molecular weight 169.565 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Chloro-1,2-benzoxazol-3(2H)-one (CAS 178748-22-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1481268-0 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.