Butyl diselenide

Base Information

• Chemical Name: Butyl diselenide
• CAS No.: 20333-40-8
• Molecular Formula: C8H18 Se2
• Molecular Weight: 272.151
• Hs Code.: 2931900090
• DSSTox Substance ID: DTXSID70174242
• Nikkaji Number: J35.113J
• Wikidata: Q83044310
• Mol file: 20333-40-8.mol

Synonyms:Dibutyl diselenide;BUTYL DISELENIDE;Diselenide, dibutyl;Dibutyldiselenium;1-(butyldiselanyl)butane;20333-40-8;Dibutyldiselenide;Di-n-butyl-diselinide;Diselenide, dibutyl-;BRN 1698055;4-01-00-01566 (Beilstein Handbook Reference);Dibutyl perselenide;di-n-butyl diselenide;Di-n-butyl-diselenide;1-Butyldiselanylbutane;1,2-Dibutyldiselane #;C8H18Se2;C8-H18-Se2;DTXSID70174242;LS-47447

Chemical Property of Butyl diselenide

Chemical Property:

• Vapor Pressure: 0.00921mmHg at 25°C
• Boiling Point: 274.1°Cat760mmHg
• Flash Point: 119.6°C
• PSA: 0.00000
• Density: g/cm³
• LogP: 2.74660
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 7
• Exact Mass: 273.97389
• Heavy Atom Count: 10
• Complexity: 47.2

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCCC[Se][Se]CCCC

Technology Process of Butyl diselenide

There total 5 articles about Butyl diselenide 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: 76.4%

methanol (67-56-1) + Di-n-butyl selenide (14835-66-6) → butyl methyl ether (628-28-4) + dibutyl diselenide (20333-40-8)

Guidance literature:

With naphthalene-1,4-dicarbonitrile; Quantum yield; Mechanism; Product distribution; Irradiation; energy data, ΔG_ET, electron transfer equilibrium constant;

DOI:10.1021/ja00170a045

Reference yield:

Di-n-butyl selenide (14835-66-6) → butyl methyl ether (628-28-4) + dibutyl diselenide (20333-40-8)

Guidance literature:

With naphthalene-1,4-dicarbonitrile; In methanol; for 6h; Ambient temperature; Irradiation;

DOI:10.1021/jo00103a031

Reference yield:

1-bromo-2,4,6-tri-tert-butylbenzene (3975-77-7) + O-cholesteryl selenoformate → dibutyl diselenide (20333-40-8) + 1,3,5-Tri-tert-butylbenzene (1460-02-2) + 2,4,6-tri(tert-butyl)benzaldehyde (3975-81-3) + butyl 2,4,6-tri-t-butylphenyl selenide

Guidance literature:

Yield given. Multistep reaction. Yields of byproduct given;

DOI:10.1246/bcsj.59.2529

upstream raw materials:

methanol

Di-n-butyl selenide

1-bromo-2,4,6-tri-tert-butylbenzene

O-t-butyl selenoformate

Downstream raw materials:

1-((Z)-2-Chloro-vinylselanyl)-butane

1-((Z)-2-Butylselanyl-1-chloro-vinylselanyl)-butane

N-phenyl-N'-(butylselenoacetyl)-p-phenylenediamine

(Z)-1-butylseleno-2-phenylethene

Refernces

• 1、 Pandey, Ganesh,Soma Sekhar, B. B. V.. "Photoinduced Electron Transfer Initiated Activation of Organoselenium Substrates as Carbocation Equivalents: Sequential One-Pot Selenylation and Deselenylation Reaction". . p. 7367 - 7372. Retrieved 2007/10/02.
• 2、 Ishi, Akihiko,Okazaki, Renji,Inamoto, Naoki. "Reactions of 2,4,6-Tri-t-butylphenyllithium with O-Alkyl Selenoformates: Intermediate Formation of 2,4,6-Tri-t-butylselenobenzaldehyde". . p. 2529 - 2536. Retrieved 2007/10/02.