C₂₀H₂₂

Base Information

• Chemical Name: C₂₀H₂₂
• CAS No.: 107847-44-9
• Molecular Formula: C₂₀H₂₂
• Molecular Weight: 262.395
• Mol file: 107847-44-9.mol

Synonyms:C₂₀H₂₂

Chemical Property of C₂₀H₂₂

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of C₂₀H₂₂

There total 3 articles about C₂₀H₂₂ 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:

1-phenyl-3-methylallyllithium → 6,6-dimethyl-7-phenyl-1,8-decadiene (107847-61-0) + C20H22 (107847-44-9) + 3,4-dimethyl-1,6-diphenylhexa-1,5-diene (107847-42-7) + C20H22 (107847-43-8)

Guidance literature:

With N,N,N,N,N,N-hexamethylphosphoric triamide; 6-bromo-5,5-dimethyl-1-hexene; cyclohexa-1,4-diene; In diethyl ether; hexane; at 20 ℃; for 1h;

DOI:10.1021/ja00245a033

Reference yield:

1-phenylbut-2-en-1-yl acetate (51801-01-5) → C20H22 (107847-44-9)

Guidance literature:

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; diethyl 2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate; (R)-2,2'-bis[bis(4-methoxy-3,5-di(t-butyl)phenyl)phosphino]-4,4',6,6'-tetramethoxy-1,1'-biphenyl; Ir(ppy)₂(dtbbpy)PF₆; (S)-2,2'-bis[bis(4-methoxy-3,5-di(t-butyl)phenyl)phosphino]-4,4',6,6'-tetramethoxy-1,1'-biphenyl; caesium carbonate; In acetonitrile; at 20 ℃; for 12h; Inert atmosphere; Glovebox; Sealed tube; Irradiation;

DOI:10.1021/jacs.1c06271

Reference yield:

t-butyl bromide (507-19-7) + 1-phenyl-3-methylallyllithium → trans-1-phenyl-1-butene (1005-64-7) + (E)-1-phenyl-3,4,4-trimethyl-1-pentene (66628-94-2) + (E)-4-phenyl-5,5-dimethyl-2-hexene (66628-95-3) + C20H22 (107847-44-9) + 3,4-dimethyl-1,6-diphenylhexa-1,5-diene (107847-42-7) + C20H22 (107847-43-8)

Guidance literature:

With N,N,N,N,-tetramethylethylenediamine; In diethyl ether; hexane; at 20 ℃; for 1h; Product distribution; with various additive and solvents;

DOI:10.1021/ja00245a033

upstream raw materials:

t-butyl bromide

1-phenylbut-2-en-1-yl acetate

Refernces

• 1、 Tanaka, Jiro,Nojima, Masatomo,Kusabayashi, Shigekazu. "Reaction of Phenyl-Substituted Allyllithiums with tert-Alkyl Bromides. Remarkable Difference in the Alkylation Regiochemistry between a Polar Process and the One Involving Single-Electron Transfer". . p. 3391 - 3397. Retrieved 2007/10/02.