Bis[(pinacolato)boryl]methane

Names

[ Name ]:
Bis[(pinacolato)boryl]methane

[Synonym ]:
4,4,5,5-tetramethyl-2-[(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methyl]-1,3,2-dioxaborolane
2,2'-Methylenebis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane)
1,3,2-Dioxaborolane, 2,2'-methylenebis[4,4,5,5-tetramethyl-

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
272.0±23.0 °C at 760 mmHg

[ Melting Point ]:
53 °C

[ Molecular Formula ]:
C₁₃H₂₆B₂O₄

[ Molecular Weight ]:
267.965

[ Flash Point ]:
118.3±22.6 °C

[ Exact Mass ]:
268.201721

[ PSA ]:
36.92000

[ LogP ]:
2.71000

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.435

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P305 + P351 + P338

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
22-37/39

[ RIDADR ]:
NONH for all modes of transport

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Articles

Synthesis of vinyl boronates from aldehydes by a practical boron-Wittig reaction.

Org. Lett. 17(7) , 1708-11, (2015)

A highly stereoselective boron-Wittig reaction between stable and readily accessible 1,1-bis(pinacolboronates) and aldehydes furnishes a variety of synthetically useful di- and trisubstituted vinyl bo...