Thieno[3,2-b]thiophene-2-carbonitrile

Base Information

Chemical Name:Thieno[3,2-b]thiophene-2-carbonitrile
CAS No.:40985-58-8
Molecular Formula:C7H3NS2
Molecular Weight:165.24
Hs Code.:2934999090
Mol file:40985-58-8.mol

Synonyms:Thieno[3,2-b]thiophene-2-carbonitrile;2-Cyanothieno[3,2-b]thiophene;thieno[3,2-b]thiophene-5-carbonitrile;Thieno[3,2-b]thiophene-2-carbonitrile

Suppliers and Price of Thieno[3,2-b]thiophene-2-carbonitrile

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

TRC
Thieno[3,2-b]thiophene-2-carbonitrile
2.5mg
$ 45.00

TCI Chemical
Thieno[3,2-b]thiophene-2-carbonitrile >98.0%(GC)
1g
$ 459.00

TCI Chemical
Thieno[3,2-b]thiophene-2-carbonitrile >98.0%(GC)
200mg
$ 134.00

Matrix Scientific
Thieno[3,2-b]thiophene-2-carbonitrile 95+%
1g
$ 672.00

Matrix Scientific
Thieno[3,2-b]thiophene-2-carbonitrile 95+%
250mg
$ 303.00

Crysdot
Thieno[3,2-b]thiophene-2-carbonitrile 95+%
1g
$ 204.00

American Custom Chemicals Corporation
THIENO-[3,2-B]-THIOPHENE-2-CARBONITRILE 95.00%
5MG
$ 498.28

Alichem
Thieno[3,2-b]thiophene-2-carbonitrile
1g
$ 190.16

AK Scientific
Thieno[3,2-b]thiophene-2-carbonitrile
250mg
$ 168.00

Total 32 raw suppliers

Chemical Property of Thieno[3,2-b]thiophene-2-carbonitrile

Chemical Property:

Melting Point:48.0 to 52.0 °C
PSA：80.27000
LogP:2.83448
Storage Temp.:Keep in dark place,Sealed in dry,Room Temperature

Purity/Quality:

98% ^*data from raw suppliers

Thieno[3,2-b]thiophene-2-carbonitrile ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Technology Process of Thieno[3,2-b]thiophene-2-carbonitrile

There total 1 articles about Thieno[3,2-b]thiophene-2-carbonitrile 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:

: 930-96-1
3-bromo-2-thiophenecarboxaldehyde

: 40985-58-8
thieno[3,2-b]thiophene-2-carbonitrile

Guidance literature:: Multi-step reaction with 5 steps

1.1: potassium carbonate / N,N-dimethyl-formamide / 1 h / 20 °C

1.2: 36 h

2.1: sodium hydroxide / ethanol / Reflux

3.1: thionyl chloride / 3 h / Reflux

4.1: ammonium hydroxide / dichloromethane / 1 h / 0 °C

5.1: trichlorophosphate / 3 h / Reflux

With ammonium hydroxide; thionyl chloride; potassium carbonate; sodium hydroxide; trichlorophosphate; In ethanol; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1039/c4nj02192d