ethylene glycol bis(o-diphenylphosphinylmethyl)phenyl ether

Base Information

• Chemical Name: ethylene glycol bis(o-diphenylphosphinylmethyl)phenyl ether
• CAS No.: 126763-08-4
• Molecular Formula: C₄₀H₃₆O₄P₂
• Molecular Weight: 642.671
• Mol file: 126763-08-4.mol

Synonyms:

Chemical Property of ethylene glycol bis(o-diphenylphosphinylmethyl)phenyl ether

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of ethylene glycol bis(o-diphenylphosphinylmethyl)phenyl ether

There total 3 articles about ethylene glycol bis(o-diphenylphosphinylmethyl)phenyl ether 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:

salicylaldehyde (90-02-8) → ethylene glycol bis(o-diphenylphosphinylmethyl)phenyl ether (126763-08-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 86 percent / conc. HCl / 1) 15 min, 80-90 deg C, 2) 70 deg C

2: EtONa / 1) abs. alcohol, 10 min stirring, 2) 3h, 100 deg C, 10 torr, 3) dioxan, 6h, reflux

With hydrogenchloride; sodium ethanolate;

DOI:10.1007/BF00957771

Reference yield:

diphenylphosphane (829-85-6) → ethylene glycol bis(o-diphenylphosphinylmethyl)phenyl ether (126763-08-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 86 percent / conc. HCl / 1) 15 min, 80-90 deg C, 2) 70 deg C

2: EtONa / 1) abs. alcohol, 10 min stirring, 2) 3h, 100 deg C, 10 torr, 3) dioxan, 6h, reflux

With hydrogenchloride; sodium ethanolate;

DOI:10.1007/BF00957771

Reference yield:

1,2-bis-tosyloxyethane (6315-52-2) + diphenyl(2-hydroxyphenylmethyl)phosphine oxide (70127-50-3) → ethylene glycol bis(o-diphenylphosphinylmethyl)phenyl ether (126763-08-4)

Guidance literature:

With sodium ethanolate; Yield given. Multistep reaction; 1) abs. alcohol, 10 min stirring, 2) 3h, 100 deg C, 10 torr, 3) dioxan, 6h, reflux;

DOI:10.1007/BF00957771

upstream raw materials:

1,2-bis-tosyloxyethane

diphenyl(2-hydroxyphenylmethyl)phosphine oxide

salicylaldehyde

diphenylphosphane