3-bromo-5-phenyl-1,2-oxazole

3-溴-5-苯基异噁唑

Also known as: 3-bromo-5-phenylisoxazole, 3-bromo-5-phenyl-isoxazole, Isoxazole, 3-bromo-5-phenyl-, NSC 295878

3-bromo-5-phenyl-1,2-oxazole (CAS 10557-74-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H6BrNO and a molecular weight of 224.05400 g/mol. It is also known as 3-bromo-5-phenylisoxazole, 3-bromo-5-phenyl-isoxazole and Isoxazole, 3-bromo-5-phenyl-. Key properties include a melting point of 72-73 ℃, a boiling point of 120-121 °C(Press: 1 Torr) and a density of 1.524±0.06 g/cm3 (20 C 760 Torr). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10557-74-1
Jingsj CID
J-1428235-5
Molecular Formula
C9H6BrNO
Chinese Name
3-溴-5-苯基异噁唑
Molecular Weight
224.05400 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point72-73 ℃
Boiling Point120-121 °C(Press: 1 Torr)
Density1.524±0.06 g/cm3 (20 C 760 Torr)
Exact Mass222.96300
PSA26.03000
LogP3.10410
Storage Conditions2-8°C

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. 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-bromo-5-phenyl-1,2-oxazole?

The CAS number of 3-bromo-5-phenyl-1,2-oxazole is 10557-74-1.

What are the molecular formula and molecular weight of 3-bromo-5-phenyl-1,2-oxazole?

3-bromo-5-phenyl-1,2-oxazole has molecular formula C9H6BrNO and molecular weight 224.05400 g/mol.

What are the upstream and downstream products of 3-bromo-5-phenyl-1,2-oxazole?

For 3-bromo-5-phenyl-1,2-oxazole, Upstream Products: 1,1-Dibromoformaldoxime, Phenylacetylene, phenylethynylmagnesium bromide; Downstream Products: 5-Phenylisoxazole.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-bromo-5-phenyl-1,2-oxazole (CAS 10557-74-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1428235-5 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.