5-Phenyl-3(2H)-isoxazolone

BGC Id:	635696953851
CAS No:	939-05-9
Synonyms:	5-phenyl-3-isoxazolol ; 5-phenyl-3-hydroxyisoxazole ; 5-phenyl-4-isoxazolin-3-one ; 5-phenylisoxazol-3-one ; 5-phenyl-1,2-oxazol-3-ol ; 3(2h)-isoxazolone,5-phenyl-(9ci) ; β-3-hydroxy-5-phenylisoxazole ; 5-phenyl-1,2-oxazol-3-one ; 3-hydroxy-5-phenylisoxazole ; 3-hydroxy-5-phenylisoxazole(α-form)
Molecular Formula:	C9H7NO2
Molecular Weight:	161.15738
EINECS:

Verified providers in 2026

The following notable provider has been checked and can be recommended.

Leap Chem Co., Ltd

Company type: Bulk and laboratory supplier

Phone: +852-30606658
Country: P.R.China

LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer se ...

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What other providers are available for CAS 939-05-9?

The last intensive check and update was carried out on 2026/01/21.

Identify

Synonyms:

5-phenyl-3-isoxazolol ; 5-phenyl-3-hydroxyisoxazole ; 5-phenyl-4-isoxazolin-3-one ; 5-phenylisoxazol-3-one ; 5-phenyl-1,2-oxazol-3-ol ; 3(2h)-isoxazolone,5-phenyl-(9ci) ; β-3-hydroxy-5-phenylisoxazole ; 5-phenyl-1,2-oxazol-3-one ; 3-hydroxy-5-phenylisoxazole ; 3-hydroxy-5-phenylisoxazole(α-form)

CAS:

939-05-9

EINECS:

Molecular Formula:

C9H7NO2

MDL:

Properties

Molecular Weight:

161.15738 g·mol−1

What other providers are available for CAS 939-05-9?

In addition to the providers presented here for 5-Phenyl-3(2H)-isoxazolone with the CAS number 939-05-9, there are other 1 providers with slightly different product names available for this CAS number.

5-Phenyl-1,2-oxazol-3-ol

+1 additional providers that we know from the past