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644684

Sigma-Aldrich

5-Methylisoxazole-3-carboxaldehyde

95%

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About This Item

Empirical Formula (Hill Notation):
C5H5NO2
CAS Number:
62254-74-4
Molecular Weight:
111.10
MDL number:
MFCD06797459
UNSPSC Code:
12352100
PubChem Substance ID:
24883350
NACRES:
NA.22

Quality Level

100

assay

95%

form

solid

mp

30-34 °C (lit.)

functional group

aldehyde

SMILES string

[H]C(=O)c1cc(C)on1

InChI

1S/C5H5NO2/c1-4-2-5(3-7)6-8-4/h2-3H,1H3

InChI key

OCOCVXUEFWNRJU-UHFFFAOYSA-N

Related Categories

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Warning

hcodes

H228,H302

Hazard Classifications

Acute Tox. 4 Oral - Flam. Sol. 2

Storage Class

4.1B - Flammable solid hazardous materials

wgk_germany

WGK 3

flash_point_f

132.8 °F - closed cup

flash_point_c

56 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCD4988
MKBQ8114V
MKBP2504V
MKBJ2400V
MKBC1785

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Aldehydes

Aldehydes are perennially attractive building blocks due to their ability to easily react with many nucleophiles.

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