ChemicalBook--->CAS DataBase List--->4347-31-3

4347-31-3

4347-31-3 Structure

4347-31-3 Structure
IdentificationMore
[Name]

2-Formylthiophene-3-boronic acid
[CAS]

4347-31-3
[Synonyms]

(2-FORMYL-3-THIENYL)BORONIC ACID
2-FORMYL-3-THIOPHENEBORONIC ACID
2-FORMYLTHIOPHENE-3-BORONIC ACID
3-Boronothiophene-2-carboxaldehyde
2-Formylthiophene-3-Boronic
[EINECS(EC#)]

-0
[Molecular Formula]

C5H5BO3S
[MDL Number]

MFCD01075678
[Molecular Weight]

155.97
[MOL File]

4347-31-3.mol
Chemical PropertiesBack Directory
[Appearance]

White to off-white or beige powder
[Melting point ]

167-193 °C (lit.)
[Boiling point ]

396.7±52.0 °C(Predicted)
[density ]

1.41±0.1 g/cm3(Predicted)
[storage temp. ]

Keep in dark place,Inert atmosphere,Store in freezer, under -20°C
[pka]

7.91±0.53(Predicted)
[Sensitive ]

Air Sensitive
[BRN ]

4393584
[CAS DataBase Reference]

4347-31-3(CAS DataBase Reference)
Safety DataBack Directory
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
[WGK Germany ]

3
[HS Code ]

29349990
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Hydrochloric acid-->Diethyl ether-->N,N-Dimethylformamide-->Toluene-->n-Butyllithium-->p-Toluenesulfonic acid-->Ethylene glycol-->Tributyl borate-->2,3-Dibromothiophene
[Preparation Products]

2-Thiophenecarboxaldehyde, 3-(2-pyridinyl)-
Hazard InformationBack Directory
[Chemical Properties]

White to off-white or beige powder
[Uses]

Reactant for:
  • Suzuki cross-coupling reactions
  • Preparation of boronic acid esters
[Uses]

Reactant for:• ;Suzuki cross-coupling reactions1• ;Preparation of boronic acid esters2
Spectrum DetailBack Directory
[Spectrum Detail]

2-Formylthiophene-3-boronic acid(4347-31-3)IR
Well-known Reagent Company Product InformationBack Directory
[Alfa Aesar]

2-Formylthiophene-3-boronic acid, 97%(4347-31-3)
[Sigma Aldrich]

4347-31-3(sigmaaldrich)
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