Bis(pinacolato)diboron

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Names

[ CAS No. ]:
73183-34-3

[ Name ]:
Bis(pinacolato)diboron

[Synonym ]:
Bis(pinacolate)diboron
Bis-(Pinacolato) Boron
Bis(pinacolato)diboron
4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl-4',4',5',5'-tetramethyl-1,3,2-dioxaborolane
MFCD00799570
BIS(PINACALATO)DIBORON
Bis (pinacoloto)diboron
B2Pin2
4,4,4',4',5,5,5',5'-Octamethyl-2,2'-bi-1,3,2-dioxaborolane
T5OBOTJ D1 D1 E1 E1 B- BT5OBOTJ D1 D1 E1 E1
7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydroisoquinolin-1(2H)-one
BIS(PINACOLATO)DIBORANE
Pin2B2
DIBORON PINACOL ESTER
4,4,4',4',5,5,5',5'-Octamethyl-2,2'-bi(1,3,2-dioxaborolane)
4,4,5,5-tetramethyl-2-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3,2-dioxaborolane
2,2'-Bi-1,3,2-dioxaborolane, 4,4,4',4',5,5,5',5'-octamethyl-
4,4,5,5-tetramethyl-2-(4,4,5,5 tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3,2-dioxaborolane
BIS(DINACOLATO)DIBORON

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
222.6±7.0 °C at 760 mmHg

[ Melting Point ]:
137-140 °C(lit.)

[ Molecular Formula ]:
C12H24B2O4

[ Molecular Weight ]:
253.94

[ Flash Point ]:
88.4±18.2 °C

[ Exact Mass ]:
254.186066

[ PSA ]:
36.92000

[ LogP ]:
2.24920

[ Vapour Pressure ]:
0.2±0.4 mmHg at 25°C

[ Index of Refraction ]:
1.432

[ Storage condition ]:
0-6°C

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi:Irritant

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S37/39

[ WGK Germany ]:
3

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Pinacol
  • Tetrahydroxydiboron
  • tetrakis(dimethylamino)diboron
  • Pinacolborane
  • benzene
  • 4-tert-Butylcatechol
  • Boron trichloride
  • (DIMETHYLPHENYLSILYL)BORONIC ACID PINAC&
  • 4,4,5,5-Tetramethyl-2-phenyl-1,3,2-dioxaborolane
  • 4-Chlorobenzoic acid

DownStream

  • 3-Methyl-5-phenylpyridine
  • 6-Methoxy-5-methylpyridine-3-boronic acid pinacol ester
  • 1H-Indole, 5-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-
  • 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2-benzothiazole
  • 4-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]-1,4-thiazinane 1,1-dioxide
  • N-cyclopropyl-2-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]acetamide
  • 3,4-Dibromophenylboronic acid,pinacol ester
  • 7-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)isoquinoline
  • 4,4,5,5-TETRAMETHYL-2-(4-((TRIFLUOROMETHYL)THIO)PHENYL)-1,3,2-DIOXABOROLANE
  • 4,4,5,5-tetramethyl-2-(2,3,4,5-tetrafluorophenyl)-1,3,2-dioxaborolane

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

  • bis(pinacolato)diborone
  • Bis[(pinacolato)boryl]methane
  • 2,3-bis(pinacolato)boryl-1,3-butadiene
  • 1,2-Bis((pinacolato)boryl)ethane
  • Bis[(+)-pinanediolato]diboron
  • Bis(hexylene glycolato)diboron
  • 5-Bromo-N-(2-morpholinoethyl)-1H-indole-2-carboxamide
  • 5-Bromo-N-butyl-3-(methylsulfonyl)-2-phenoxybenzenamine
  • 5-Bromo-alpha-(methoxymethyl)-alpha-methyl-2-(methylsulfonyl)benzenemethanol
  • 5-Ethyl-4-(4-methoxy-2-methylphenyl)-1H-pyrazol-3-amine
  • 6-(((Tert-butyldimethylsilyl)oxy)methyl)-1-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indole
  • 6-((Tert-butoxycarbonyl)(methyl)amino)-2-((methylsulfonyl)oxy)hexyl acetate
  • 6-(4-Chloro-2-pyridinyl)-2-methyl-6-oxo-2-hexenoic acid ethyl ester
  • 6-(Benzyloxy)-1H-indole-3-sulfonic acid
  • 6-[2-(Bromomethyl)phenyl]-4-phenyl-2(1h)-pyrimidinone
  • 6-[Bis(tert-butoxycarbonyl)amino]-4-(trimethylstannyl)pyrimidine
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