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706078

Sigma-Aldrich

3-Methyl-1H-pyrazole-4-boronic acid pinacol ester

95%

Synonym(s):

3-Methyl-4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-1H-pyrazole

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About This Item

Empirical Formula (Hill Notation):
C10H17BN2O2
CAS Number:
936250-20-3
Molecular Weight:
208.07
MDL number:
MFCD08690235
UNSPSC Code:
12352103
PubChem Substance ID:
329762608
NACRES:
NA.22

Assay

95%

form

powder

mp

129-134 °C

SMILES string

Cc1n[nH]cc1B2OC(C)(C)C(C)(C)O2

InChI

1S/C10H17BN2O2/c1-7-8(6-12-13-7)11-14-9(2,3)10(4,5)15-11/h6H,1-5H3,(H,12,13)

InChI key

MSJAEFFWTBMIKT-UHFFFAOYSA-N

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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCL2383
MKBW4862V
MKBV1076V
MKBS8699V
MKBH2627V

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Articles

Boronic Acid Esters

The synthesis of biaryl compounds via the Suzuki–Miyaura coupling reaction has become more commonplace now that many arylboronic acids are readily available.

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