cis-3,3'-Dihydroxy-α,β-diethylstilben

Base Information

• Chemical Name: cis-3,3'-Dihydroxy-α,β-diethylstilben
• CAS No.: 74944-96-0
• Molecular Formula: C₁₈H₂₀O₂
• Molecular Weight: 268.356
• Mol file: 74944-96-0.mol

Synonyms:

Chemical Property of cis-3,3'-Dihydroxy-α,β-diethylstilben

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of cis-3,3'-Dihydroxy-α,β-diethylstilben

There total 5 articles about cis-3,3'-Dihydroxy-α,β-diethylstilben 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: 49.0%

trans-3,3'-dimethoxy-α,β-diethylstilbene (76473-06-8) → MetaDES (5959-71-7) + 3,4-Bis-(3'-hydroxyphenyl)-2-hexen + cis-3,3'-Dihydroxy-α,β-diethylstilben (74944-96-0)

Guidance literature:

With boron tribromide; In dichloromethane; 1.) -60 deg C, 1 h, 2.) 20 deg C, 3 h;

DOI:10.1002/ardp.19803131105

Reference yield:

1-(3-methoxyphenyl)propan-1-one (37951-49-8) → cis-3,3'-Dihydroxy-α,β-diethylstilben (74944-96-0)

Guidance literature:

Multi-step reaction with 2 steps

1: TiCl₄, Zn / dioxane / 1.) 0 deg C, 2 h, 2.) 101 deg C, 4 h

2: 49 percent / BBr₃ / CH₂Cl₂ / 1.) -60 deg C, 1 h, 2.) 20 deg C, 3 h

With boron tribromide; titanium tetrachloride; zinc; In 1,4-dioxane; dichloromethane;

DOI:10.1002/ardp.19803131105

Reference yield:

[1-(3-Methoxy-phenyl)-prop-(Z)-ylidene]-hydrazine (519050-99-8) → cis-3,3'-Dihydroxy-α,β-diethylstilben (74944-96-0)

Guidance literature:

Multi-step reaction with 4 steps

1: HgO / petroleum ether / 7 h / 20 °C

2: SO₂ / petroleum ether / 7 h

3: toluene / 2 h / 115 °C

4: 49 percent / BBr₃ / CH₂Cl₂ / 1.) -60 deg C, 1 h, 2.) 20 deg C, 3 h

With sulfur dioxide; boron tribromide; mercury(II) oxide; In dichloromethane; toluene; Petroleum ether;

DOI:10.1002/ardp.19803131105

upstream raw materials:

trans-3,3'-dimethoxy-α,β-diethylstilbene

1-(3-methoxyphenyl)propan-1-one

[1-(3-Methoxy-phenyl)-prop-(Z)-ylidene]-hydrazine

1-(1-Diazo-propyl)-3-methoxy-benzene