3,5-Dihydroxy-4-phenylisoxazole hemihydrate

3,5-二羟基-4-苯基异噁唑半水化合物

Also known as: 3-Hydroxy-4-phenyl-5(2H)-isoxazolone hemihydrate, 3,5-DIHYDROXY-4-PHENYLISOXAZOLE HEMIHYDRATE 99%, 5(2H)-Isoxazolone, 3-hydroxy-4-phenyl-, hydrate (2:1)

3,5-Dihydroxy-4-phenylisoxazole hemihydrate (CAS 111943-85-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C18H16N2O7 and a molecular weight of 372.32900 g/mol. It is also known as 3-Hydroxy-4-phenyl-5(2H)-isoxazolone hemihydrate, 3,5-DIHYDROXY-4-PHENYLISOXAZOLE HEMIHYDRATE 99% and 5(2H)-Isoxazolone, 3-hydroxy-4-phenyl-, hydrate (2:1). Key properties include a boiling point of 703.8ºC at 760 mmHg and a flash point of 379.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
111943-85-2
Jingsj CID
J-1046686-1
Molecular Formula
C18H16N2O7
Chinese Name
3,5-二羟基-4-苯基异噁唑半水化合物
Molecular Weight
372.32900 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point703.8ºC at 760 mmHg
Flash Point379.4ºC

Frequently Asked Questions

What is the CAS number of 3,5-Dihydroxy-4-phenylisoxazole hemihydrate?

The CAS number of 3,5-Dihydroxy-4-phenylisoxazole hemihydrate is 111943-85-2.

What are the molecular formula and molecular weight of 3,5-Dihydroxy-4-phenylisoxazole hemihydrate?

3,5-Dihydroxy-4-phenylisoxazole hemihydrate has molecular formula C18H16N2O7 and molecular weight 372.32900 g/mol.

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

Last updated:

How to cite: Jingsj. "3,5-Dihydroxy-4-phenylisoxazole hemihydrate (CAS 111943-85-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1046686-1 (accessed 2026-10-25).

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