[2,5-bis-(2-ethyl-hexyloxy)-4-methyl-benzyl]-phosphonic acid diethyl ester

Base Information

• Chemical Name: [2,5-bis-(2-ethyl-hexyloxy)-4-methyl-benzyl]-phosphonic acid diethyl ester
• CAS No.: 354124-00-8
• Molecular Formula: C₂₈H₅₁O₅P
• Molecular Weight: 498.684

Synonyms:[2,5-bis-(2-ethyl-hexyloxy)-4-methyl-benzyl]-phosphonic acid diethyl ester

Chemical Property of [2,5-bis-(2-ethyl-hexyloxy)-4-methyl-benzyl]-phosphonic acid diethyl ester

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Technology Process of [2,5-bis-(2-ethyl-hexyloxy)-4-methyl-benzyl]-phosphonic acid diethyl ester

There total 4 articles about [2,5-bis-(2-ethyl-hexyloxy)-4-methyl-benzyl]-phosphonic acid diethyl 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: 94.0%

1-chloromethyl-2,5-bis-(2-ethyl-hexyloxy)-4-methyl-benzene + triethyl phosphite (122-52-1) → [2,5-bis-(2-ethyl-hexyloxy)-4-methyl-benzyl]-phosphonic acid diethyl ester (354124-00-8)

Guidance literature:

at 160 - 180 ℃;

DOI:10.1002/1615-4169(20010430)343:4<351::AID-ADSC351>3.0.CO;2-2

Reference yield:

3-bromomethylheptane (18908-66-2) → [2,5-bis-(2-ethyl-hexyloxy)-4-methyl-benzyl]-phosphonic acid diethyl ester (354124-00-8)

Guidance literature:

Multi-step reaction with 3 steps

1: 73 percent / K₂CO₃; KI; Aliquat 336 / dioxane / 192 h / Heating

2: 71 percent / conc. HCl; gaseous HCl / dioxane / 2 h / Heating

3: 94 percent / 160 - 180 °C

With hydrogenchloride; Aliquat 336; potassium carbonate; potassium iodide; In 1,4-dioxane; 3: Michaelis-Arbusov reaction;

DOI:10.1002/1615-4169(20010430)343:4<351::AID-ADSC351>3.0.CO;2-2

Reference yield:

2-methylbenzene-1,4-diol (95-71-6,96937-50-7) → [2,5-bis-(2-ethyl-hexyloxy)-4-methyl-benzyl]-phosphonic acid diethyl ester (354124-00-8)

Guidance literature:

Multi-step reaction with 3 steps

1: 73 percent / K₂CO₃; KI; Aliquat 336 / dioxane / 192 h / Heating

2: 71 percent / conc. HCl; gaseous HCl / dioxane / 2 h / Heating

3: 94 percent / 160 - 180 °C

With hydrogenchloride; Aliquat 336; potassium carbonate; potassium iodide; In 1,4-dioxane; 3: Michaelis-Arbusov reaction;

DOI:10.1002/1615-4169(20010430)343:4<351::AID-ADSC351>3.0.CO;2-2

upstream raw materials:

triethyl phosphite

3-bromomethylheptane

2-methylbenzene-1,4-diol

1,4-bis(2-ethylhexyloxy)-2-methylbenzene

Downstream raw materials:

1,4-Bis-(2-ethyl-hexyloxy)-2-{(E)-2-[4-((E)-2-{4-[(E)-2-(4-iodo-phenyl)-vinyl]-phenyl}-vinyl)-phenyl]-vinyl}-5-methyl-benzene

1-((E)-2-{4-[(E)-2-(4-Bromo-phenyl)-vinyl]-phenyl}-vinyl)-2,5-bis-(2-ethyl-hexyloxy)-4-methyl-benzene

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