2,2'-Bithieno[3,2-b]thiophene

Base Information

Chemical Name:2,2'-Bithieno[3,2-b]thiophene
CAS No.:648430-73-3
Molecular Formula:C12H6S4
Molecular Weight:278.43600
Hs Code.:
European Community (EC) Number:694-701-4
DSSTox Substance ID:DTXSID40461717
Nikkaji Number:J1.988.787A
Wikidata:Q82286109

Synonyms:2,2'-Bithieno[3,2-b]thiophene;648430-73-3;5-thieno[3,2-b]thiophen-5-ylthieno[3,2-b]thiophene;SCHEMBL845679;DTXSID40461717;MFCD27665376;2,2'-Bithieno[3,2-b]thiophene, 96%;SY270632;E79478;2,2 inverted exclamation mark -Bithieno[3,2-b]thiophene;2,2 inverted exclamation marka-Bithieno[3,2-b]thiophene

Suppliers and Price of 2,2'-Bithieno[3,2-b]thiophene

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Sigma-Aldrich
2,2′-Bithieno[3,2-b]thiophene 96%
1g
$ 121.00

Total 5 raw suppliers

Chemical Property of 2,2'-Bithieno[3,2-b]thiophene

Chemical Property:

Melting Point:232-238°C
PSA：112.96000
LogP:5.90600
XLogP3:5.2
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:4
Rotatable Bond Count:1
Exact Mass:277.93523489
Heavy Atom Count:16
Complexity:254

Purity/Quality:

97% ^*data from raw suppliers

2,2′-Bithieno[3,2-b]thiophene 96% ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:C1=CSC2=C1SC(=C2)C3=CC4=C(S3)C=CS4
Uses This material is used as a binary pi-conjugated spacer in the synthesis of highly efficient; stable dyes for dye-sensitized solar cells.

Technology Process of 2,2'-Bithieno[3,2-b]thiophene

There total 1 articles about 2,2'-Bithieno[3,2-b]thiophene 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: 35.0%

: 251-41-2
thieno[3,2-b]thiophene

: 648430-73-3
α,α-bis(thieno[3,2-b]thiophene)

Guidance literature:: thieno[3,2-b]thiophene; With n-butyllithium; In tetrahydrofuran; at 0 - 20 ℃; for 1h; Inert atmosphere;

With copper dichloride; In tetrahydrofuran; for 17h; Inert atmosphere; Reflux;
DOI:10.1002/hc.21059

Reference yield:

: 648430-73-3
α,α-bis(thieno[3,2-b]thiophene)

: 1361012-92-1
5,5'-distyryl-2,2'-bithieno[3,2-b]thiophene

Guidance literature:: Multi-step reaction with 2 steps

1.1: n-butyllithium / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere

1.2: 2 h / 20 °C / Inert atmosphere

2.1: lithium methanolate / tetrahydrofuran

With n-butyllithium; lithium methanolate; In tetrahydrofuran; 2.1: |Wittig Olefination;
DOI:10.1002/hc.21059

Reference yield:

: 648430-73-3
α,α-bis(thieno[3,2-b]thiophene)

: 1361012-93-2
5,5'-bis[p-(butylphenyl)vinyl]-2,2'-bithieno[3,2-b]thiophene

Guidance literature:: Multi-step reaction with 2 steps

1.1: n-butyllithium / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere

1.2: 2 h / 20 °C / Inert atmosphere

2.1: lithium methanolate / tetrahydrofuran

With n-butyllithium; lithium methanolate; In tetrahydrofuran; 2.1: |Wittig Olefination;
DOI:10.1002/hc.21059