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470317

Sigma-Aldrich

2,5-Thiophenediylbisboronic acid

≥95.0%

Synonym(s):

2,5-Thiophenediboronic acid

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About This Item

Empirical Formula (Hill Notation):
C4H6B2O4S
CAS Number:
Molecular Weight:
171.78
MDL number:
UNSPSC Code:
12352103
PubChem Substance ID:
NACRES:
NA.22

Assay

≥95.0%

mp

250 °C (dec.) (lit.)

SMILES string

OB(O)c1ccc(s1)B(O)O

InChI

1S/C4H6B2O4S/c7-5(8)3-1-2-4(11-3)6(9)10/h1-2,7-10H

InChI key

SKFDVFMUXZWWOW-UHFFFAOYSA-N

Application

2,5-Thiophenediylbisboronic acid can be used:
  • As a reactant in the metal catalyzed Suzuki cross coupling reactions.
  • To prepare 2,5-bis(2-pyridyl)thiophene, a thiophene based ligand which is used in the design of fluorescent mercury-sensor.
  • To fabricate graphene-based biosensors for the detection of glucose and Escherichia coli in a complex medium.

Other Notes

Contains varying amounts of anhydride

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Eye Irrit. 2

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

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Articles

This brochure contains a comprehensive selection of boronic acids, boronic acid esters, diboron esters, and transition-metal catalysts useful for the Suzuki–Miyaura coupling reaction

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