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Key Documents

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:
Molecular Weight:
173.97
MDL number:
UNSPSC Code:
12352103
PubChem Substance ID:
NACRES:
NA.22

form

powder

Quality Level

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

signalword

Warning

Hazard Classifications

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

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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Articles

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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