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Merck
CN

542393

4-Methyl-3-thienylboronic acid

≥95%

Synonym(s):

(4-Methylthien-3-yl)boronic acid, (4-Methylthiophen-3-yl)boronic acid, (4-Methylthiophen-3-yl)dihydroxyborane, 4-Methyl-3-thiopheneboronic acid

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About This Item

Empirical Formula (Hill Notation):
C5H7BO2S
CAS Number:
Molecular Weight:
141.98
UNSPSC Code:
12352103
PubChem Substance ID:
MDL number:
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Product Name

4-Methyl-3-thienylboronic acid, ≥95%

InChI

1S/C5H7BO2S/c1-4-2-9-3-5(4)6(7)8/h2-3,7-8H,1H3

SMILES string

Cc1cscc1B(O)O

InChI key

LVPFZXKLROORIK-UHFFFAOYSA-N

assay

≥95%

mp

138-144 °C (lit.)

storage temp.

2-8°C

Analysis Note

May contain up to 1 equivalent of water

Application

Reactant for preparation of biologically active molecules:
  • Selective sphingosine phosphate receptor antagonists
  • Biarylimidazole derivatives as H+/K+ ATPase inhibitors
  • Benzothienopyrimidinones as inhibitors of human protooncogene proviral insertion site in moloney murine leukemia virus kinases

Used in:
  • Synthesis of arene-functionalized fullerenes via rhodium-catalyzed hydroarylation
  • Suzuki cross-coupling reactions

Other Notes

Contains varying amounts of anhydride.

Storage Class

13 - Non Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Regulatory Information

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