Methylenetributylphosphorane

Base Information

• Chemical Name: Methylenetributylphosphorane
• CAS No.: 29218-85-7
• Molecular Formula: C13H29P
• Molecular Weight: 216.347
• Hs Code.: 2931900090
• Mol file: 29218-85-7.mol

Synonyms:Methylenetributylphosphorane

Chemical Property of Methylenetributylphosphorane

Chemical Property:

• PSA: 9.81000
• LogP: 4.83630

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Methylenetributylphosphorane

There total 2 articles about Methylenetributylphosphorane 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: 82.0%

tributyl-methylphosphonium bromide (53269-48-0) → tri(n-butyl)-methylenephosphorane (29218-85-7)

Guidance literature:

With n-butyllithium; In tetrahydrofuran; hexane; at 0 ℃; for 15h;

DOI:10.1016/0040-4020(80)80204-3

Reference yield:

methyltributylphosphonium chloride (2304-24-7) → tri(n-butyl)-methylenephosphorane (29218-85-7)

Guidance literature:

With potassium tert-butylate; potassium hydride; In tetrahydrofuran; at 20 ℃; for 48h; Inert atmosphere;

DOI:10.1039/b823153b

Reference yield: 91.0%

tri(n-butyl)-methylenephosphorane (29218-85-7) + bis(triethylammonium) N,N'-bis(2,6-dimethyl-4-sulfonatophenyl)butane-2,3-diimine → bis(tri-n-butylmethylphosphonium) N,N'-bis(2,6-dimethyl-4-sulfonatophenyl)butane-2,3-diimine

Guidance literature:

In acetonitrile; at 20 ℃;

DOI:10.1039/c1dt10939a

upstream raw materials:

tributyl-methylphosphonium bromide

methyltributylphosphonium chloride

Downstream raw materials:

3-(Tributyl-λ⁵-phosphanylidene)-pentane-2,4-dione

methyltributylphosphonium chloride

Tributyl-(2-oxo-propyl)-phosphonium; chloride

(Acetylmethylen)tri(n-butyl)phosphoran

Refernces

• 1、 Leroy, J.,Bensoam, J.,Humiliere, M.,Wakselman, C.,Mathey, F.. "ACTION DU METHYLTRI(N-BUTYL)FLUOROPHOSPHORANE SUR LES HALOGENURES ET LES SULFONATES D'ALKYLE". . p. 1931 - 1936. Retrieved 2007/10/02.