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Merck
CN

134198

5-Methyl-3-phenylisoxazole-4-carboxylic acid

99%

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About This Item

Empirical Formula (Hill Notation):
C11H9NO3
CAS Number:
Molecular Weight:
203.19
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
214-497-9
MDL number:
Assay:
99%
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Quality Segment

assay

99%

mp

192-194 °C (lit.)

functional group

carboxylic acid, phenyl

SMILES string

Cc1onc(-c2ccccc2)c1C(O)=O

InChI

1S/C11H9NO3/c1-7-9(11(13)14)10(12-15-7)8-5-3-2-4-6-8/h2-6H,1H3,(H,13,14)

InChI key

PENHKTNQUJMHIR-UHFFFAOYSA-N

Application

5-Methyl-3-phenylisoxazole-4-carboxylic acid was used in preparation of intermediates for the synthesis of penicillin. It was used for acylation during solid support synthesis of the isoxazolopyridone derivatives.


Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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