(2E,4Z)-5-Trifluoromethyl-6-(triphenyl-λ⁵-phosphanylidene)-hepta-2,4-dienedioic acid dimethyl ester

Base Information

• Chemical Name: (2E,4Z)-5-Trifluoromethyl-6-(triphenyl-λ⁵-phosphanylidene)-hepta-2,4-dienedioic acid dimethyl ester
• CAS No.: 109296-84-6
• Molecular Formula: C₂₈H₂₄F₃O₄P
• Molecular Weight: 512.465

Synonyms:(2E,4Z)-5-Trifluoromethyl-6-(triphenyl-λ⁵-phosphanylidene)-hepta-2,4-dienedioic acid dimethyl ester

Chemical Property of (2E,4Z)-5-Trifluoromethyl-6-(triphenyl-λ⁵-phosphanylidene)-hepta-2,4-dienedioic acid dimethyl ester

Chemical Property:

Purity/Quality:

98% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (2E,4Z)-5-Trifluoromethyl-6-(triphenyl-λ⁵-phosphanylidene)-hepta-2,4-dienedioic acid dimethyl ester

There total 1 articles about (2E,4Z)-5-Trifluoromethyl-6-(triphenyl-λ⁵-phosphanylidene)-hepta-2,4-dienedioic acid 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: 94.0%

3-(methoxycarbonyl-2-propenylidene)triphenylphosphorane (42997-19-3,60092-89-9) + methyl 4,4,4-trifluoro-2-butynoate (70577-95-6) → (2E,4Z)-5-Trifluoromethyl-6-(triphenyl-λ5-phosphanylidene)-hepta-2,4-dienedioic acid dimethyl ester (109296-84-6)

Guidance literature:

In dichloromethane; at 10 ℃; for 1h;

DOI:10.1016/S0040-4039(00)95654-5

Reference yield: 56.6%

(2E,4Z)-5-Trifluoromethyl-6-(triphenyl-λ5-phosphanylidene)-hepta-2,4-dienedioic acid dimethyl ester (109296-84-6) → 2-Methoxy-6-trifluoromethyl-benzoesauremethylester (109296-87-9) + Triphenylphosphine oxide (791-28-6)

Guidance literature:

In xylene; for 3h; Heating;

DOI:10.1016/S0040-4039(00)95654-5

Reference yield: 56.6%

(2E,4Z)-5-Trifluoromethyl-6-(triphenyl-λ5-phosphanylidene)-hepta-2,4-dienedioic acid dimethyl ester (109296-84-6) → 2-Methoxy-6-trifluoromethyl-benzoesauremethylester (109296-87-9)

Guidance literature:

In xylene; for 3h; Heating; a facile synthesis of methyl 2-perfluoroalkyl-6-methoxybenzoates from acyclic precursors;

DOI:10.1016/S0040-4039(00)95654-5

upstream raw materials:

3-(methoxycarbonyl-2-propenylidene)triphenylphosphorane

methyl 4,4,4-trifluoro-2-butynoate

Downstream raw materials:

2-Methoxy-6-trifluoromethyl-benzoesauremethylester

Triphenylphosphine oxide

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