3,4,4-trimethyl-3-phenylpentene

Base Information

• Chemical Name: 3,4,4-trimethyl-3-phenylpentene
• CAS No.: 79239-03-5
• Molecular Formula: C₁₄H₂₀
• Molecular Weight: 188.313
• Mol file: 79239-03-5.mol

Synonyms:3,4,4-trimethyl-3-phenylpentene

Chemical Property of 3,4,4-trimethyl-3-phenylpentene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 3,4,4-trimethyl-3-phenylpentene

There total 11 articles about 3,4,4-trimethyl-3-phenylpentene 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: 43.0%

t-butyl bromide (507-19-7) + 1-phenyl-1-methylallyllithium (81878-80-0,73344-96-4) → (E)-2-phenyl-2-butene (768-00-3) + 3,4,4-trimethyl-3-phenylpentene (79239-03-5)

Guidance literature:

With N,N,N,N,N,N-hexamethylphosphoric triamide; In diethyl ether; hexane; at 20 ℃; for 1h; Yields of byproduct given;

DOI:10.1021/ja00245a033

Reference yield:

1-phenyl-1-methylallyllithium (81878-80-0,73344-96-4) → 3,4,4-trimethyl-3-phenylpentene (79239-03-5) + C20H22 (107847-41-6) + C20H22 (121239-07-4) + C20H22 (118452-78-1)

Guidance literature:

With t-butyl bromide; N,N,N,N,-tetramethylethylenediamine; In diethyl ether; at 20 ℃; for 1h; Yields of byproduct given;

DOI:10.1021/ja00245a033

Reference yield:

t-butyl bromide (507-19-7) + 1-phenyl-1-methylallyllithium (81878-80-0,73344-96-4) → (E)-2-phenyl-2-butene (768-00-3) + cis-2-Phenyl-5,5-dimethyl-2-hexen (37887-25-5) + 3,4,4-trimethyl-3-phenylpentene (79239-03-5) + C20H22 (118452-78-1)

Guidance literature:

With N,N,N,N,-tetramethylethylenediamine; In diethyl ether; at 20 ℃; for 1h; Yield given. Further byproducts given. Yields of byproduct given;

DOI:10.1021/ja00245a033

upstream raw materials:

t-butyl bromide

3-phenylbut-1-ene

1-phenyl-1-methylallyllithium

4,4-dimethyl-2-phenyl-3-trimethylsilylmethylpentan-2-ol

Refernces

• 1、 Fleming, Ian,Patel, Shailesh K.,Urch, Christopher J.. "Carbonium Ion Rearrangements Controlled by the Presence of a Silyl Group". . p. 115 - 124. Retrieved 2007/10/02.
• 2、 Fleming, Ian,Patel, Shailesh K.. "CARBONIUM ION REARRANGEMENTS CONTROLLED BY THE PRESENCE OF A SILYL GROUP". . p. 2321 - 2324. Retrieved 2007/10/02.