Diphosphoric acid P1,P1-diethyl-P2,P2-dimethyl ester

Base Information

• Chemical Name: Diphosphoric acid P1,P1-diethyl-P2,P2-dimethyl ester
• CAS No.: 1474-74-4
• Molecular Formula: C6H16 O7 P2
• Molecular Weight: 262.1346
• Hs Code.: 2905199090
• Mol file: 1474-74-4.mol

Synonyms:Ethylmethyl pyrophosphate (6CI,7CI)

Chemical Property of Diphosphoric acid P1,P1-diethyl-P2,P2-dimethyl ester

Chemical Property:

• Vapor Pressure: 0.153mmHg at 25°C
• Boiling Point: 222.2°Cat760mmHg
• Flash Point: 102.4°C
• PSA: 99.91000
• Density: 1.262g/cm³
• LogP: 2.58500

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Diphosphoric acid P1,P1-diethyl-P2,P2-dimethyl ester

There total 7 articles about Diphosphoric acid P1,P1-diethyl-P2,P2-dimethyl ester 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:

Diethyl phosphate (598-02-7) + Dimethyl chlorophosphate (813-77-4) → unsymm. Dimethyl-diethyl-pyrophosphat (1474-74-4)

Guidance literature:

With pyridine; diethyl ether;

DOI:10.1021/ja01161a052

Reference yield:

trimethyl phosphite (512-56-1) + diethyl chlorophosphate (814-49-3) → unsymm. Dimethyl-diethyl-pyrophosphat (1474-74-4)

Guidance literature:

at 110 - 120 ℃;

DOI:10.1021/ja01161a052

Reference yield:

tetramethylammonium dimethyl phosphate (756-77-4) + diethyl chlorophosphate (814-49-3) → unsymm. Dimethyl-diethyl-pyrophosphat (1474-74-4)

Guidance literature:

In benzene;

upstream raw materials:

trimethyl phosphite

diethyl chlorophosphate

Diethyl phosphate

Dimethyl chlorophosphate

Refernces

• 1、 Parakin, O. V.,Romakhin, A. S.,Nikitin, E. V.,Ignat'ev, Yu. A.,Romanov, G. V.,et al.. "ELECTROSYNTHESIS OF TETRAALKYLPYROPHOSPHATES". . p. 2330. Retrieved 2007/10/02.