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424153

Sigma-Aldrich

3-Methyl-5-(trifluoromethyl)pyrazole

99%

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About This Item

Empirical Formula (Hill Notation):
C5H5F3N2
CAS Number:
10010-93-2
Molecular Weight:
150.10
MDL number:
MFCD00156058
UNSPSC Code:
12352100
PubChem Substance ID:
24866556
NACRES:
NA.22

Quality Level

200

Assay

99%

mp

88-90 °C (lit.)

SMILES string

Cc1cc(n[nH]1)C(F)(F)F

InChI

1S/C5H5F3N2/c1-3-2-4(10-9-3)5(6,7)8/h2H,1H3,(H,9,10)

InChI key

DLCHCAYDSKIFIN-UHFFFAOYSA-N

General description

3-Methyl-5-(trifluoromethyl)pyrazole is a pyrazole derivative. It has been reported to be synthesized from 3-methyl-5-trifluoromethyl-1H-pyrazole.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
BCBT3470
BCBJ0955V
BCBG8954V
1438616V
BCBD7726V

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Reaction of β-alkoxyvinyl halomethyl ketones with cyanoacetohydrazide.
Martins MAP, et al.
Journal of the Brazilian Chemical Society, 19(7), 1361-1368 (2008)
Pyrazolyl-bridged iridium dimers. 5. Crystal and molecular structures of bis(cycloocta-1, 5-diene) bis(μ-pyrazolyl)diiridium(I), its dirhodium(I) isomorph, and two bis(cycloocta-1,5-diene)diiridium(I) analogs incorporating 3,5-disubstituted μ-pyrazolyl ligands.
Beveridge KA, et al.
Organometallics, 2(10), 1447-1451 (1983)
Synthesis and Structure of Pyrazole-Containing Ferrocenyl Ligands for Asymmetric Catalysis.
Burckhardt U, et al.
Organometallics, 14(11), 5415-5425 (1995)

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