Thiophene, 3,4-bis(phenylmethyl)-

Base Information

• Chemical Name: Thiophene, 3,4-bis(phenylmethyl)-
• CAS No.: 74714-05-9
• Molecular Formula: C18H16S
• Molecular Weight: 264.391
• DSSTox Substance ID: DTXSID30444812
• Wikidata: Q82263084
• Mol file: 74714-05-9.mol

Synonyms:Thiophene, 3,4-bis(phenylmethyl)-;74714-05-9;SCHEMBL2745137;DTXSID30444812

Chemical Property of Thiophene, 3,4-bis(phenylmethyl)-

Chemical Property:

• XLogP3: 5.4
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 4
• Exact Mass: 264.09727168
• Heavy Atom Count: 19
• Complexity: 224

Purity/Quality:

99%+ ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C(C=C1)CC2=CSC=C2CC3=CC=CC=C3

Technology Process of Thiophene, 3,4-bis(phenylmethyl)-

There total 2 articles about Thiophene, 3,4-bis(phenylmethyl)- 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: 95.0%

3,4-dibromothiophene (3141-26-2) + benzylmagnesium chloride (6921-34-2) → 3,4-dibenzylthiophene (74714-05-9)

Guidance literature:

1,3-bis[(diphenylphosphino)propane]dichloronickel(II);

DOI:10.1016/S0040-4039(00)92859-4

Reference yield:

3,4-dibromothiophene (3141-26-2) + benzyl(bromo)zinc (62673-31-8) → monobenzylbromothiophene (31926-69-9) + 3,4-dibenzylthiophene (74714-05-9)

Guidance literature:

tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; at 50 ℃; for 20h; Title compound not separated from byproducts;

DOI:10.1016/S0040-4039(00)71521-8

Reference yield: 98.0%

3,4-dibenzylthiophene (74714-05-9) → 2,3-dimethyl-1,4-diphenylbutane (25347-40-4)

Guidance literature:

With nickel;

DOI:10.1016/S0040-4039(00)92859-4

upstream raw materials:

3,4-dibromothiophene

benzyl(bromo)zinc

benzylmagnesium chloride

Downstream raw materials:

2,3-dimethyl-1,4-diphenylbutane

3,4-dibenzylthiophenium bis(methoxycarbonyl)methylide

3,4-dibenzylthiophene-S-oxide