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682055

Sigma-Aldrich

5-Hydroxy-1-methyl-1H-pyrazole

95%

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Synonym(s):
1-Methyl-1H-pyrazol-5-ol, 1-Methyl-5-hydroxy-1H-pyrazole, 1-Methyl-5-hydroxypyrazole, 1-Methylpyrazol-5-ol, 2-Methyl-2H-pyrazol-3-ol, 5-Hydroxy-1-methylpyrazole
Empirical Formula (Hill Notation):
C4H6N2O
CAS Number:
Molecular Weight:
98.10
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:

assay

95%

mp

110-114 °C

SMILES string

Cn1nccc1O

InChI

1S/C4H6N2O/c1-6-4(7)2-3-5-6/h2-3,7H,1H3

InChI key

CMXOTACIOGGSNH-UHFFFAOYSA-N

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pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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