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441635

Sigma-Aldrich

3-Ethoxyphenylboronic acid

Synonym(s):

3-Ethoxybenzeneboronic acid

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About This Item

Linear Formula:
C2H5OC6H4B(OH)2
CAS Number:
90555-66-1
Molecular Weight:
165.98
MDL number:
MFCD00274219
UNSPSC Code:
12352103
PubChem Substance ID:
24867691
NACRES:
NA.22

form

fibers

impurities

<15% anhydride

mp

139-146 °C (lit.)

SMILES string

CCOc1cccc(c1)B(O)O

InChI

1S/C8H11BO3/c1-2-12-8-5-3-4-7(6-8)9(10)11/h3-6,10-11H,2H2,1H3

InChI key

CHCWUTJYLUBETR-UHFFFAOYSA-N

Application

Reactant involved in:
  • Cyanation for synthesis of aromatic and vinyl nitriles
  • Microwave-assisted palladium-catalyzed arylation of resin supported pyrazinones
  • Copper-mediated N- and O-arylations

Reactant involved in synthesis of biologically active molecules including:
  • Amino derivatives of indole for use as isoprenylcysteine carboxyl methyltransferase inhibitors
  • 5-Arylindazole glucocorticoid receptor agonists and antagonists
  • 1,5-Diaryl-1,2,4-triazoles as cis-restricted combretastatin analogs

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Mingyan Jia et al.
Food chemistry, 335, 127566-127566 (2020-08-04)
In this work, we developed an optical colorimetric sensor array for the discrimination of Chinese teas. The sensor array was carefully designed based on tea polyphenol induced indicators displacement assay (IDA), using phenylboronic acids with different substituents as the receptors

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