(trifluoromethyl)phosphonous dibromide

Base Information

• Chemical Name: (trifluoromethyl)phosphonous dibromide
• CAS No.: 2712-92-7
• Molecular Formula: CBr₂F₃P
• Molecular Weight: 259.788
• Mol file: 2712-92-7.mol

Synonyms:trifluoromethyldibromophosphine

Chemical Property of (trifluoromethyl)phosphonous dibromide

Chemical Property:

• Vapor Pressure: 9.77mmHg at 25°C

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (trifluoromethyl)phosphonous dibromide

There total 6 articles about (trifluoromethyl)phosphonous dibromide 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: 92.5%

silver(I) bromide + trifluoromethyldiiodophosphine (421-59-0) → trifluoromethyldibromophosphine (2712-92-7)

Guidance literature:

within 7 d; multiple renewing of AgBr;

DOI:10.1021/ja01499a009 DOI:10.1039/JR9650000777

Reference yield: 50.0%

bis(diethylamino)trifluoromethylphosphine (53117-00-3) → trifluoromethyldibromophosphine (2712-92-7)

Guidance literature:

With phosphorus tribromide; at 150 - 170 ℃;

DOI:10.1016/S0040-4039(00)60080-1

Reference yield:

1-bromo-1,1,2-trifluoro-2-iodo-ethane (65748-24-5) + Tetrakis(trifluoromethyl)cyclotetraphosphane (393-02-2) → trifluoromethyldiiodophosphine (421-59-0) + trifluoromethyldibromophosphine (2712-92-7) + 1,1,2-trifluoroethylene (359-11-5)

Guidance literature:

heated at 106-110°C for 25.5 h; CF3PI2 remains in the still after sepn. of the other products by distn.;

upstream raw materials:

trifluoromethyliodophosphine

bis(diethylamino)trifluoromethylphosphine

1-bromo-1,1,2-trifluoro-2-iodo-ethane

Tetrakis(trifluoromethyl)cyclotetraphosphane