thiophene-3-boronic acid pinacol ester

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Names

[ CAS No. ]:
214360-70-0

[ Name ]:
thiophene-3-boronic acid pinacol ester

[Synonym ]:
4,4,5,5-Tetramethyl-2-(3-thienyl)-1,3,2-dioxaborolane
2-(Thiophene-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene
3-Thiopheneboronic acid pinacol ester
thiophene-3-boronic acid pinacol ester
4,4,5,5-tetramethyl-(thiophen-2-yl)-1,3,2-dioxaborolane
MFCD05663893
4,4,5,5-tetramethyl-2-(thiophen-3-yl)-1,3,2-dioxaborolane
4,4,5,5-Tetramethyl-2-(thien-3-yl)-1,3,2-dioxaborolane
Thiophene-3-boronic acid,pinacol ester
1,3,2-Dioxaborolane, 4,4,5,5-tetramethyl-2-(3-thienyl)-

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
286.5±13.0 °C at 760 mmHg

[ Molecular Formula ]:
C10H15BO2S

[ Molecular Weight ]:
210.101

[ Flash Point ]:
127.1±19.8 °C

[ Exact Mass ]:
210.088577

[ PSA ]:
46.70000

[ LogP ]:
2.04730

[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C

[ Index of Refraction ]:
1.501

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
T+

[ Risk Phrases ]:
R26/28:Very Toxic by inhalation and if swallowed .

[ Safety Phrases ]:
S25-S45

[ RIDADR ]:
1544

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1(b)

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3-Chlorothiophene
  • Bis(pinacolato)diboron
  • 3-Bromothiophene
  • Pinacolborane
  • 3-Thienylboronic acid
  • Pinacol
  • iodothiophene
  • Isopropoxyboronic acid pinacol ester
  • 2-BROMO-1,3,2-BENZODIOXABOROLE
  • Zinc

DownStream

  • 2-(2,5-Dibromothiophen-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
  • 3-(3-Thienyl)quinoline

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 4-Bromothiophene-3-boronic acid pinacol ester
  • 2-Methylthiophene-3-boronic acid pinacol ester
  • 4-Methylthiophene-3-boronic acid pinacol ester
  • 5-Acetylthiophene-3-boronic acid pinacol ester
  • 2-Acetylthiophene-3-boronic acid pinacol ester
  • Benzo[b]thiophene-3-boronic acid pinacol ester
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 1-(1-(4-chlorophenyl)-4-morpholino-1H-pyrazolo[3,4-d]pyrimidin-6-yl)piperidine-4-carboxamide
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
  • 2-(3-acetyl-1H-indol-1-yl)-N-(2-pyridinylmethyl)acetamide
  • tert-Butyl-DL-alanine