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574643

Sigma-Aldrich

4-Ethoxycarbonylphenylboronic acid

≥95%

Synonym(s):

4-Boronobenzoic acid 1-ethyl ester, 4-Carboethoxybenzeneboronic acid, Ethyl 4-boronobenzoate

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About This Item

Linear Formula:
C2H5OCOC6H4B(OH)2
CAS Number:
4334-88-7
Molecular Weight:
193.99
MDL number:
MFCD02179441
UNSPSC Code:
12352103
PubChem Substance ID:
24880750
NACRES:
NA.22

Quality Level

100

assay

≥95%

form

powder or crystals

mp

135 °C (dec.) (lit.)

functional group

ester

SMILES string

CCOC(=O)c1ccc(cc1)B(O)O

InChI

1S/C9H11BO4/c1-2-14-9(11)7-3-5-8(6-4-7)10(12)13/h3-6,12-13H,2H2,1H3

InChI key

ZLNFACCFYUFTLD-UHFFFAOYSA-N

Application

Reactant involved in:
  • Oxidative hydroxylation for the preparation of phenols
  • Homolytic aromatic substitution
  • Cross-coupling with α-bromocarbonyl compounds
  • Suzuki-coupling reaction with quinoline carboxylates
  • Trifluoromethylation
  • Carbometalation of ynamides

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
MKCQ0532
MKCM6422
MKCM5610
MKCM0332
MKCJ9354

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1-Hydroxypyrene (1-HP) is a urinary metabolite of polycyclic aromatic hydrocarbons (PAHs), and can function as a convenient biomarker for human intoxication of PAH carcinogens. The development of simple 1-HP sensors with high sensitivity and fast response is highly desirable. Herein

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