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711144

Sigma-Aldrich

Potassium 1H-pyrazole-3-trifluoroborate

Synonym(s):

Potassium 1H-pyrazole-5-trifluoroborate, Potassium pyrazole-5-trifluoroborate

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About This Item

Empirical Formula (Hill Notation):
C3H3BF3KN2
CAS Number:
1013640-87-3
Molecular Weight:
173.97
MDL number:
MFCD09992890
UNSPSC Code:
12352103
PubChem Substance ID:
329763033
NACRES:
NA.22

form

powder

mp

196-200 °C

SMILES string

[K+].F[B-](F)(F)c1cc[nH]n1

InChI

1S/C3H3BF3N2.K/c5-4(6,7)3-1-2-8-9-3;/h1-2H,(H,8,9);/q-1;+1

InChI key

QNHYBMZHGRWURK-UHFFFAOYSA-N

Application

An Organotrifluoroborate involved in Suzuki-Miyaura cross-coupling reactions

Organotrifluoroborates as versatile and stable boronic acid surrogates.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302,H315,H319

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

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Articles

Potassium Organotrifluoroborates

These bench stable Potassium Organotrifluoroborates are useful for Suzuki-Miyaura cross-coupling reactions and have also been used for a variety of other C-C bond forming reactions. Importantly, these reagents are compatible with a wide range of functional groups and are stable to many commonly used and harsh reaction conditions.

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