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5-Methyl-3-phenylisoxazole-4-carbohydrazide

Also known as: 5-METHYL-3-PHENYL-4-ISOXAZOLECARBOHYDRAZIDE, 4-Isoxazolecarboxylic acid, 5-methyl-3-phenyl-, hydrazide, 5-Methyl-3-phenyl-4-isoxazolecarbohydrazide, 5-methyl-3-phenyl-1,2-oxazole-4-carbohydrazide, 3-Phenyl-5-methyl-4-isoxazoylhydrazid, methylphenylisoxazolecarbohydrazide

5-Methyl-3-phenylisoxazole-4-carbohydrazide (CAS 18336-75-9) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C11H11N3O2 and a molecular weight of 217.22400 g/mol. Key properties include a melting point of 173-175ºC and a density of 1.244 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18336-75-9
Jingsj CID
J-1465426-3
Molecular Formula
C11H11N3O2
Molecular Weight
217.22400 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Melting Point173-175ºC
Density1.244 g/cm3
Exact Mass217.08500
PSA81.15000
LogP2.34470
Refractive Index1.586

Frequently Asked Questions

What is the CAS number of 5-Methyl-3-phenylisoxazole-4-carbohydrazide?

The CAS number of 5-Methyl-3-phenylisoxazole-4-carbohydrazide is 18336-75-9.

What are the molecular formula and molecular weight of 5-Methyl-3-phenylisoxazole-4-carbohydrazide?

5-Methyl-3-phenylisoxazole-4-carbohydrazide has molecular formula C11H11N3O2 and molecular weight 217.22400 g/mol.

What are the upstream and downstream products of 5-Methyl-3-phenylisoxazole-4-carbohydrazide?

For 5-Methyl-3-phenylisoxazole-4-carbohydrazide, Upstream Products: 5-Methyl-3-phenylisoxazole-4-carboxylic acid, 5-Methyl-3-phenylisoxazole-4-carbonyl chloride; Downstream Products: 5-Methyl-3-phenyl-4-isoxazolamine.

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

Last updated:

How to cite: Jingsj. "5-Methyl-3-phenylisoxazole-4-carbohydrazide (CAS 18336-75-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1465426-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.