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654043

Sigma-Aldrich

1-Methyl-1H-pyrazole-4-carboxaldehyde

96%

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About This Item

Empirical Formula (Hill Notation):
C5H6N2O
CAS Number:
25016-11-9
Molecular Weight:
110.11
MDL number:
MFCD00460465
UNSPSC Code:
12352100
PubChem Substance ID:
24884010
NACRES:
NA.22

Assay

96%

form

solid

mp

29-34 °C

SMILES string

Cn1cc(C=O)cn1

InChI

1S/C5H6N2O/c1-7-3-5(4-8)2-6-7/h2-4H,1H3

InChI key

MYFZXSOYJVWTBL-UHFFFAOYSA-N

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H315,H317,H318,H335

Hazard Classifications

Eye Dam. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

>230.0 °F - closed cup

Flash Point(C)

> 110 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
00696APV
00696AP
MKBG3394V
MKBG3393V
MKBD7215

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