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010818
4,4,5,5-Tetramethyl-1,3,2-dioxaborolane
CAS Number: 25015-63-8
Molecular Formula: C6H13BO2
Molecular Weight: 127.98
MDL Number: MFCD00674030
Made in USA
Structure of 4,4,5,5-Tetramethyl-1,3,2-dioxaborolane
Product Number Your Price Order
010818-5g
 $32.00 
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010818-25g
 $95.00 
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010818-100g
 $235.00 
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Also known as pinacolborane. Applied for borylation of aryl chlorides, aryl bromide and aryl iodides in Palladium- or nickel-catalyzed coupling reaction or CuI-catalyzed coupling reaction. 1,2,3,4,5 Used as a borylation reagent for preparing 2-borylpyrroles from 2-iodopyrroles via palladium catalysis.5 Reagent for hydroboration of terminal and internal aliphatic alkenes in the presence of dppm and [Ir(cod)Cl]2,6 for efficient amide-directed catalytic asymmetric hydroboration 7 and for the preparation of boronates for Suzuki-type couplings.8  Recently used for preparing a Boron-substituted analogue of the Shvo hydrogenation catalyst for catalytic hydroboration of aldehydes, imines, and ketones.9

1.        Heterocycles 201080, 213. 
2.        Org. Lett. 20068, 261.
3.        Synlett 2006, 1867.
4.        Org. Biomol. Chem. 20031, 3724.
5.        Tetrahedron Lett. 200647, 7451.
6.        Tetrahedron 200460, 10695.
7.        J. Am. Chem. Soc. 2008130, 3734.
8.        Tetrahedron 200460, 5357.
9.        Organometallics 200928, 2085.

Properties
Purity: 97%
Bp: 42-43°/50mm
Mp:
Density: 0.882
Refractive Index: 1.3970
Safety
RTECS:
Risk Statements: 11-15
Safety Statements: 16-43
MSDS: See MSDS