(E)-(E)-4-oxo-4-phenylbut-2-en-1-yl 4-oxo-4-(o-tolyl)but-2-enoate

Base Information

• Chemical Name: (E)-(E)-4-oxo-4-phenylbut-2-en-1-yl 4-oxo-4-(o-tolyl)but-2-enoate
• CAS No.: 1579957-25-7
• Molecular Formula: C₂₁H₁₈O₄
• Molecular Weight: 334.372
• Mol file: 1579957-25-7.mol

Synonyms:(E)-(E)-4-oxo-4-phenylbut-2-en-1-yl 4-oxo-4-(o-tolyl)but-2-enoate

Chemical Property of (E)-(E)-4-oxo-4-phenylbut-2-en-1-yl 4-oxo-4-(o-tolyl)but-2-enoate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (E)-(E)-4-oxo-4-phenylbut-2-en-1-yl 4-oxo-4-(o-tolyl)but-2-enoate

There total 3 articles about (E)-(E)-4-oxo-4-phenylbut-2-en-1-yl 4-oxo-4-(o-tolyl)but-2-enoate 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:

2-Methylacetophenone (577-16-2,122382-54-1) → (E)-(E)-4-oxo-4-phenylbut-2-en-1-yl 4-oxo-4-(o-tolyl)but-2-enoate (1579957-25-7)

Guidance literature:

Multi-step reaction with 4 steps

1: acetic acid; hydrogenchloride / 18 h / Reflux

2: dicyclohexyl-carbodiimide / dichloromethane / 0 - 20 °C

3: 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione / ethyl acetate / Reflux

4: dichloromethane / 20 °C

With hydrogenchloride; acetic acid; dicyclohexyl-carbodiimide; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; In dichloromethane; ethyl acetate;

DOI:10.1021/ol500547e

Reference yield:

C13H14O4 (1579957-68-8) → (E)-(E)-4-oxo-4-phenylbut-2-en-1-yl 4-oxo-4-(o-tolyl)but-2-enoate (1579957-25-7)

Guidance literature:

Multi-step reaction with 2 steps

1: 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione / ethyl acetate / Reflux

2: dichloromethane / 20 °C

With 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; In dichloromethane; ethyl acetate;

DOI:10.1021/ol500547e

Reference yield:

C13H12O4 (1579957-82-6) + (Benzoylmethylene)triphenylphosphorane (20913-05-7,859-65-4) → (E)-(E)-4-oxo-4-phenylbut-2-en-1-yl 4-oxo-4-(o-tolyl)but-2-enoate (1579957-25-7)

Guidance literature:

In dichloromethane; at 20 ℃;

DOI:10.1021/ol500547e

upstream raw materials:

2-Methylacetophenone

C₁₃H₁₄O₄

C₁₃H₁₂O₄

(Benzoylmethylene)triphenylphosphorane

Downstream raw materials:

(3R,3'R,5'R)-1-methyl-3'-(2-oxo-2-(o-tolyl)ethyl)-5'-(2-oxo-2-phenylethyl)-5',6'-dihydrospiro[indoline-3,4'-pyran]-2,2'(3'H)-dione