(E)-2-(2-Acetoxy-5-trityl-phenyl)-but-2-enedioic acid dimethyl ester

Base Information

• Chemical Name: (E)-2-(2-Acetoxy-5-trityl-phenyl)-but-2-enedioic acid dimethyl ester
• CAS No.: 179125-07-6
• Molecular Formula: C₃₃H₂₈O₆
• Molecular Weight: 520.582
• Mol file: 179125-07-6.mol

Synonyms:(E)-2-(2-Acetoxy-5-trityl-phenyl)-but-2-enedioic acid dimethyl ester

Chemical Property of (E)-2-(2-Acetoxy-5-trityl-phenyl)-but-2-enedioic acid dimethyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

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Technology Process of (E)-2-(2-Acetoxy-5-trityl-phenyl)-but-2-enedioic acid dimethyl ester

There total 4 articles about (E)-2-(2-Acetoxy-5-trityl-phenyl)-but-2-enedioic 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: 38.0%

acetic anhydride (108-24-7) + C49H41O5P (153259-18-8) → triphenylphosphine (603-35-0) + (E)-2-(2-Acetoxy-5-trityl-phenyl)-but-2-enedioic acid dimethyl ester (179125-07-6) + (Z)-2-(2-Acetoxy-5-trityl-phenyl)-but-2-enedioic acid dimethyl ester (179125-16-7)

Guidance literature:

for 15h; Ambient temperature;

DOI:10.1080/10426509608029634

Reference yield: 18.0%

4‐triphenylmethyl‐1,2‐benzoquinone (43207-91-6) + acetic anhydride (108-24-7) + methyl (triphenylphosphoranylidene)acetate (21204-67-1,2605-67-6) → 3,4-diacetoxytetraphenylmethane + Triphenylphosphine oxide (791-28-6) + (E)-2-(2-Acetoxy-5-trityl-phenyl)-but-2-enedioic acid dimethyl ester (179125-07-6) + (Z)-2-(2-Acetoxy-5-trityl-phenyl)-but-2-enedioic acid dimethyl ester (179125-16-7)

Guidance literature:

for 7h; Further byproducts given; Ambient temperature;

DOI:10.1080/10426509608029634

Reference yield: 18.0%

4‐triphenylmethyl‐1,2‐benzoquinone (43207-91-6) + acetic anhydride (108-24-7) + methyl (triphenylphosphoranylidene)acetate (21204-67-1,2605-67-6) → 3,4-diacetoxytetraphenylmethane + 2-Methyl-6-trityl-benzofuran-3-carboxylic acid methyl ester + (E)-2-(2-Acetoxy-5-trityl-phenyl)-but-2-enedioic acid dimethyl ester (179125-07-6) + (Z)-2-(2-Acetoxy-5-trityl-phenyl)-but-2-enedioic acid dimethyl ester (179125-16-7)

Guidance literature:

for 7h; Further byproducts given; Ambient temperature;

DOI:10.1080/10426509608029634

upstream raw materials:

4‐triphenylmethyl‐1,2‐benzoquinone

acetic anhydride

methyl (triphenylphosphoranylidene)acetate

C₄₉H₄₁O₅P

Downstream raw materials:

4-methoxycarbonyl-6-triphenylmethyl-2H-1-benzopyran-2-one