Bis(pinacolato)diboron CAS NO.73183-34-3

1. Introduction ofBis(pinacolato)diboron The Bis(pinacolato)diboron, with its CAS NO73183-34-3, is a kind of white powder. It h…

1. Introduction of Bis(pinacolato)diboron

 

The Bis(pinacolato)diboron, with its CAS NO 73183-34-3, is a kind of white powder. It has synonyms of Bis(pinacolato)diborane;4,4,4′,4′,5,5,5′,5′-octamethyl-2,2′-bi-1,3,2-dioxaborolane and Pinacol diborane. Bis(pinacolato)diboron should be stored in shady and cool warehouse.

 

2. Properties of Bis(pinacolato)diboron

 

(1) H-Bond Acceptor 4  (2) Rotatable Bond Count 1 (3) Exact Mass 254.18607
(4) MonoIsotopic Mass 254.18607 (5) Topological Polar Surface Area 36.9 (6) Heavy Atom Count 18
(7) Complexity 286 (8) Covalently-Bonded Unit Count 1

 

3. Structure descriptors of Bis(pinacolato)diboron

IUPAC Name: 4,4,5,5-tetramethyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3,
2-dioxaborolane

InChI: InChI=1S/C12H24B2O4/c1-9(2)10(3,4)16-13(15-9)14-17-11(5,6)12(7,
8)18-14/h1-8H3

InChIKey: IPWKHHSGDUIRAH-UHFFFAOYSA-N

Canonical SMILES : B1(OC(C(O1)(C)C)(C)C)B2OC(C(O2)(C)C)(C)C

4. Reactions of Bis(pinacolato)diboron

                                                                                                                                                              

 

 The B-B bond adds across alkenes and alkynes to give the 1,2-diborylated alkane and alkenes. In the presence of organorhodium complexes, it can be installed onto saturated hydrocarbons: