4,4,5,5-Tetramethyl-2-[1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pent-1-en-2-yl]-1,3,2-dioxaborolane

Base Information

Chemical Name:4,4,5,5-Tetramethyl-2-[1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pent-1-en-2-yl]-1,3,2-dioxaborolane
CAS No.:307531-75-5
Molecular Formula:C₁₇H₃₂B₂O₄
Molecular Weight:322.061
Hs Code.:2931900090
DSSTox Substance ID:DTXSID50378584
Mol file:307531-75-5.mol

Synonyms:4,4,5,5-tetramethyl-2-[1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pent-1-en-2-yl]-1,3,2-dioxaborolane;CID 2773599;307531-75-5;SCHEMBL13030813;DTXSID50378584;FT-0604923;A820610;4,4,5,5-tetramethyl-2-[2-(tetramethyl-1,3,2-dioxaborolan-2-yl)pent-1-en-1-yl]-1,3,2-dioxaborolane

Suppliers and Price of 4,4,5,5-Tetramethyl-2-[1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pent-1-en-2-yl]-1,3,2-dioxaborolane

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Sigma-Aldrich
(E)-1-Pentene-1,2-diboronic acid bis(pinacol) ester
1g
$ 84.70

American Custom Chemicals Corporation
1-CIS-1,2-BIS(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PENTENE 95.00%
1G
$ 701.94

AHH
1-cis-1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pentene 98%
10g
$ 270.00

Total 21 raw suppliers

Chemical Property of 4,4,5,5-Tetramethyl-2-[1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pent-1-en-2-yl]-1,3,2-dioxaborolane

Chemical Property:

Melting Point:301-303
Refractive Index:n20/D 1.455(lit.)
Boiling Point:302.7 °C at 760 mmHg
Flash Point:136.8 °C
PSA：36.92000
Density:0.96 g/cm³
LogP:3.97570
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:4
Rotatable Bond Count:4
Exact Mass:322.2486698
Heavy Atom Count:23
Complexity:451

Purity/Quality:

97% ^*data from raw suppliers

(E)-1-Pentene-1,2-diboronic acid bis(pinacol) ester ^*data from reagent suppliers

Safty Information:

Pictogram(s): Xi
Hazard Codes:Xi
Safety Statements: 24/25

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:B1(OC(C(O1)(C)C)(C)C)C=C(B2OC(C(O2)(C)C)(C)C)CCC
Uses (E)-1-Pentene-1,2-diboronic acid bis(pinacol) ester can be used as a reactant in the stereoselective synthesis of γ-boryl substituted homoallylic alcohols by reacting with aromatic aldehydes via Ru-catalyzed double bond transposition reaction.

Technology Process of 4,4,5,5-Tetramethyl-2-[1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pent-1-en-2-yl]-1,3,2-dioxaborolane

There total 1 articles about 4,4,5,5-Tetramethyl-2-[1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pent-1-en-2-yl]-1,3,2-dioxaborolane which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 74.0%

: 627-19-0
1-Pentyne

: 73183-34-3
bis(pinacol)diborane

: 307531-75-5
C₁₇H₃₂B₂O₄

Guidance literature:: With methanol; potassium carbonate; In diethyl ether; at 40 ℃; for 12h; chemoselective reaction; Inert atmosphere;
DOI:10.1007/s11426-018-9344-4