3,4-Dibutylthiophene

Base Information

• Chemical Name: 3,4-Dibutylthiophene
• CAS No.: 85932-61-2
• Molecular Formula: C12H20 S
• Molecular Weight: 196.357
• Hs Code.: 2934999090
• Mol file: 85932-61-2.mol

Synonyms:3,4-Dibutylthiophene

Chemical Property of 3,4-Dibutylthiophene

Chemical Property:

• Boiling Point: 259 ºC
• Flash Point: 80 ºC
• PSA: 28.24000
• Density: 0.932
• LogP: 4.43330

Purity/Quality:

99.0% ^*data from raw suppliers

3,4-Dibutylthiophene ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 3,4-Dibutylthiophene

There total 5 articles about 3,4-Dibutylthiophene 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:

hex-1-yne (693-02-7) → dibutyl disulfide (629-45-8) + (1-methyl)-1Z-pentenyl butyl sulfide (54796-99-5) + (1-methyl)-1E-pentenyl butyl sulfide (54796-97-3) + 3,4-Dibutylthiophene (85932-61-2)

Guidance literature:

With sulfur; Co(acac)2-PPh₃-AlEt₃; In N,N-dimethyl-formamide; toluene; at 130 ℃; for 9h; Yield given. Further byproducts given. Yields of byproduct given;

DOI:10.1007/BF00958250

Reference yield:

n-Butyl chloride (109-69-3) + hex-1-yne (693-02-7) → symmetric dibutylthiophene (6911-45-1) + dibutyl disulfide (629-45-8) + (1-methyl)-1Z-pentenyl butyl sulfide (54796-99-5) + (1-methyl)-1E-pentenyl butyl sulfide (54796-97-3) + 3,4-Dibutylthiophene (85932-61-2) + 2,4-dibutylthiophene (123707-64-2)

Guidance literature:

With sulfur; Co(acac)2-PPh₃-AlEt₃; In N,N-dimethyl-formamide; toluene; at 130 ℃; for 6h; Product distribution; preparation of alkyl vinyl sulfides using metal complex catalysts; effect of metal, catalyst concentration, ratio of educts, haloalkanes (halogen and branching), and 1-alkyne starting material; yields given;

DOI:10.1007/BF00958250

Reference yield:

3,4-dibromothiophene (3141-26-2) + n-butyl magnesium bromide (693-03-8) → 3-butylthiophene (34722-01-5,98837-51-5) + 3,4-Dibutylthiophene (85932-61-2)

Guidance literature:

With 1,3-bis[(diphenylphosphino)propane]dichloronickel(II); Inert atmosphere; Schlenk technique;

DOI:10.1016/j.dyepig.2021.109133

upstream raw materials:

n-Butyl chloride

hex-1-yne

3,4-dibromothiophene

n-butyl magnesium bromide

Downstream raw materials:

2-bromo-3,4-dibutylthiophene

2-phenyl-3,4-dibutylthiophene

C₄₃H₃₉NOS₄

C₄₆H₄₀N₂O₂S₄

Refernces

• 1、 Dzhemilev, U. M.,Baibulatova, N. Z.,Kunakova, R. V.,Tkachenko, T. K.,Tolstikov, G. A.. "NOVEL REACTION FOR THE PREPARATION OF ALKYL VINYL SULFIDES USING METAL COMPLEX CATALYSTS". . p. 1854 - 1861. Retrieved 2007/10/02.