2-methoxy-2-oxo-3-phenyl-2,3-dihydro-2λ⁵-benzo[e][1,2]oxaphosphinin-4-one

Base Information

Chemical Name:2-methoxy-2-oxo-3-phenyl-2,3-dihydro-2λ⁵-benzo[e][1,2]oxaphosphinin-4-one
CAS No.:869881-83-4
Molecular Formula:C₁₅H₁₃O₄P
Molecular Weight:288.24
Hs Code.:

2-methoxy-2-oxo-3-phenyl-2,3-dihydro-2λ<sup>5</sup>-benzo[<i>e</i>][1,2]oxaphosphinin-4-one

Synonyms:2-methoxy-2-oxo-3-phenyl-2,3-dihydro-2λ⁵-benzo[e][1,2]oxaphosphinin-4-one

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Chemical Property of 2-methoxy-2-oxo-3-phenyl-2,3-dihydro-2λ⁵-benzo[e][1,2]oxaphosphinin-4-one

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Technology Process of 2-methoxy-2-oxo-3-phenyl-2,3-dihydro-2λ⁵-benzo[e][1,2]oxaphosphinin-4-one

There total 5 articles about 2-methoxy-2-oxo-3-phenyl-2,3-dihydro-2λ⁵-benzo[e][1,2]oxaphosphinin-4-one 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: 90.0%

: 869881-82-3
2-(benzyl-methoxy-phosphinoyloxy)-benzoic acid methyl ester

: 869881-83-4
2-methoxy-2-oxo-3-phenyl-2,3-dihydro-2λ⁵-benzo[e][1,2]oxaphosphinin-4-one

Guidance literature:: With pyridine; potassium hydroxide; at 20 ℃; for 3h;
DOI:10.1021/ol051871m

Reference yield:

: 773-47-7
dimethyl benzylphosphonate

: 869881-83-4
2-methoxy-2-oxo-3-phenyl-2,3-dihydro-2λ⁵-benzo[e][1,2]oxaphosphinin-4-one

Guidance literature:: Multi-step reaction with 3 steps

1: phosphoryl chloride / 3 h / 60 °C

2: triethylamine / CH₂Cl₂ / 2 h / 0 - 20 °C

3: 90 percent / KOH; pyridine / 3 h / 20 °C

With pyridine; potassium hydroxide; triethylamine; trichlorophosphate; In dichloromethane;
DOI:10.1021/ol051871m

Reference yield:

: 100-44-7
benzyl chloride

: 869881-83-4
2-methoxy-2-oxo-3-phenyl-2,3-dihydro-2λ⁵-benzo[e][1,2]oxaphosphinin-4-one

Guidance literature:: Multi-step reaction with 4 steps

1.1: sodium / diethyl ether / 1 h / 0 °C

1.2: diethyl ether / 1.33 h / 0 - 20 °C

2.1: phosphoryl chloride / 3 h / 60 °C

3.1: triethylamine / CH₂Cl₂ / 2 h / 0 - 20 °C

4.1: 90 percent / KOH; pyridine / 3 h / 20 °C

With pyridine; potassium hydroxide; sodium; triethylamine; trichlorophosphate; In diethyl ether; dichloromethane;
DOI:10.1021/ol051871m