2H-1-Benzopyran-2-one-4-diethylphosphonate

Base Information

• Chemical Name: 2H-1-Benzopyran-2-one-4-diethylphosphonate
• CAS No.: 139300-90-6
• Molecular Formula: C13H15O5P
• Molecular Weight: 0
• Mol file: 139300-90-6.mol

Synonyms:2H-1-Benzopyran-2-one-4-diethylphosphonate

Chemical Property of 2H-1-Benzopyran-2-one-4-diethylphosphonate

Chemical Property:

• PSA: 75.55000
• LogP: 2.68440

Purity/Quality:

99%min ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2H-1-Benzopyran-2-one-4-diethylphosphonate

There total 2 articles about 2H-1-Benzopyran-2-one-4-diethylphosphonate 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: 50.0%

4-chloro-2H-1-benzopyran-2-one (17831-88-8) + triethyl phosphite (122-52-1) → (2-Oxo-2H-chromen-4-yl)-phosphonic acid diethyl ester (139300-90-6)

Guidance literature:

at 135 - 140 ℃; for 8h;

Reference yield: 50.0%

4-Bromo-2H-1-benzopyran-2-one (938-40-9) + triethyl phosphite (122-52-1) → (2-Oxo-2H-chromen-4-yl)-phosphonic acid diethyl ester (139300-90-6)

Guidance literature:

at 135 - 140 ℃; for 8h;

upstream raw materials:

4-chloro-2H-1-benzopyran-2-one

triethyl phosphite

4-Bromo-2H-1-benzopyran-2-one

Refernces