accessibility menu, dialog, popup

UserName
New Feature

You can now browse the site in English or Français.

Bi- and oligothiophenes

Organic compounds that contain two or more thiophene rings bridged together; thiophenes are a five-membered ring with four carbon atoms and one sulfur atom. Oligothiophenes are important organic electronic materials.

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

category

brands

  • (10)

Search Within Results
Keyword Search:
1 – 8 of 8 results
1

2,2-Bithiophene-5-carboxylic acid, 97%, Thermo Scientific™

CAS: 2060-55-1 Molecular Formula: C9H6O2S2 Molecular Weight (g/mol): 210.265 InChI Key: PTNWHEHDBNNKEO-UHFFFAOYSA-N Synonym: 2,2'-bithiophene-5-carboxylic acid,5-thiophen-2-yl thiophene-2-carboxylic acid,2,2-bithiophene-5-carboxylic acid,2,2'-bithiophene-5-carboxylicacid,2,2' bithiophenyl-5-carboxylic acid,2,2'-bithiophene-5-ca,5-carboxy-2,2'-bithiophene,2,2'-bithienyl-5'-carboxylic,5-2-thienyl-2-thiophenecarboxylic acid PubChem CID: 150965 IUPAC Name: 5-thiophen-2-ylthiophene-2-carboxylic acid SMILES: C1=CSC(=C1)C2=CC=C(S2)C(=O)O

PubChem CID 150965
CAS 2060-55-1
Molecular Weight (g/mol) 210.265
SMILES C1=CSC(=C1)C2=CC=C(S2)C(=O)O
Synonym 2,2'-bithiophene-5-carboxylic acid,5-thiophen-2-yl thiophene-2-carboxylic acid,2,2-bithiophene-5-carboxylic acid,2,2'-bithiophene-5-carboxylicacid,2,2' bithiophenyl-5-carboxylic acid,2,2'-bithiophene-5-ca,5-carboxy-2,2'-bithiophene,2,2'-bithienyl-5'-carboxylic,5-2-thienyl-2-thiophenecarboxylic acid
IUPAC Name 5-thiophen-2-ylthiophene-2-carboxylic acid
InChI Key PTNWHEHDBNNKEO-UHFFFAOYSA-N
Molecular Formula C9H6O2S2
2

5-(thien-2-yl)thiophene-2-carbonitrile, Thermo Scientific™

CAS: 16278-99-2 Molecular Formula: C9H5NS2 Molecular Weight (g/mol): 191.266 InChI Key: ANARYBGZNUMARH-UHFFFAOYSA-N Synonym: 5-thien-2-yl thiophene-2-carbonitrile,2,2'-bithiophene-5-carbonitrile,5-thiophen-2-yl thiophene-2-carbonitrile,maybridge3_006613,5-cyano-2,2'-bithiophene,5-2-thienyl thiophene-2-carbonitrile PubChem CID: 2739839 IUPAC Name: 5-thiophen-2-ylthiophene-2-carbonitrile SMILES: C1=CSC(=C1)C2=CC=C(S2)C#N

PubChem CID 2739839
CAS 16278-99-2
Molecular Weight (g/mol) 191.266
SMILES C1=CSC(=C1)C2=CC=C(S2)C#N
Synonym 5-thien-2-yl thiophene-2-carbonitrile,2,2'-bithiophene-5-carbonitrile,5-thiophen-2-yl thiophene-2-carbonitrile,maybridge3_006613,5-cyano-2,2'-bithiophene,5-2-thienyl thiophene-2-carbonitrile
IUPAC Name 5-thiophen-2-ylthiophene-2-carbonitrile
InChI Key ANARYBGZNUMARH-UHFFFAOYSA-N
Molecular Formula C9H5NS2
3

5-[5-(2-Thienyl)-2-thienyl]thiophene-2-carbaldehyde, Thermo Scientific™

CAS: 7342-41-8 Molecular Formula: C13H8OS3 Molecular Weight (g/mol): 276.39 MDL Number: MFCD00115181 InChI Key: PMPDDPJYARBNGV-UHFFFAOYSA-N Synonym: 2,2':5',2-terthiophene-5-carboxaldehyde,5-5-2-thienyl-2-thienyl thiophene-2-carbaldehyde,2,2':5',2-terthiophene-5-carbaldehyde,5-formyl-2,2':5',2-terthiophene,chembl91933,5-5-thiophen-2-ylthiophen-2-yl thiophene-2-carbaldehyde,5-5-thiophen-2-yl thiophen-2-yl thiophene-2-carbaldehyde,2-formyl-alpha-terthienyl PubChem CID: 454742 SMILES: O=CC1=CC=C(S1)C1=CC=C(S1)C1=CC=CS1

PubChem CID 454742
CAS 7342-41-8
Molecular Weight (g/mol) 276.39
MDL Number MFCD00115181
SMILES O=CC1=CC=C(S1)C1=CC=C(S1)C1=CC=CS1
Synonym 2,2':5',2-terthiophene-5-carboxaldehyde,5-5-2-thienyl-2-thienyl thiophene-2-carbaldehyde,2,2':5',2-terthiophene-5-carbaldehyde,5-formyl-2,2':5',2-terthiophene,chembl91933,5-5-thiophen-2-ylthiophen-2-yl thiophene-2-carbaldehyde,5-5-thiophen-2-yl thiophen-2-yl thiophene-2-carbaldehyde,2-formyl-alpha-terthienyl
InChI Key PMPDDPJYARBNGV-UHFFFAOYSA-N
Molecular Formula C13H8OS3
4

4-chloro-5-(2-thienyl)thieno[2,3-d]pyrimidine, 97%, Thermo Scientific™

CAS: 189681-04-7 Molecular Formula: C10H5ClN2S2 Molecular Weight (g/mol): 252.73 MDL Number: MFCD00174019 InChI Key: VNWBUFWVNCUUKY-UHFFFAOYSA-N Synonym: 4-chloro-5-2-thienyl thieno 2,3-d pyrimidine,4-chloro-5-thiophen-2-yl thieno 2,3-d pyrimidine,thieno 2,3-d pyrimidine,4-chloro-5-2-thienyl,4-chloro-5-2-thienyl thiopheno 2,3-d pyrimidine,4-chloro-5-thiophen-2-ylthieno 2,3-d pyrimidine PubChem CID: 735732 SMILES: ClC1=C2C(SC=C2C2=CC=CS2)=NC=N1

PubChem CID 735732
CAS 189681-04-7
Molecular Weight (g/mol) 252.73
MDL Number MFCD00174019
SMILES ClC1=C2C(SC=C2C2=CC=CS2)=NC=N1
Synonym 4-chloro-5-2-thienyl thieno 2,3-d pyrimidine,4-chloro-5-thiophen-2-yl thieno 2,3-d pyrimidine,thieno 2,3-d pyrimidine,4-chloro-5-2-thienyl,4-chloro-5-2-thienyl thiopheno 2,3-d pyrimidine,4-chloro-5-thiophen-2-ylthieno 2,3-d pyrimidine
InChI Key VNWBUFWVNCUUKY-UHFFFAOYSA-N
Molecular Formula C10H5ClN2S2
5

5-(5-Methyl-2-thienyl)thieno[2,3-d]pyrimidin-4-one, 97%, Thermo Scientific Chemicals

CAS: 851116-03-5 Molecular Formula: C11H8N2OS2 Molecular Weight (g/mol): 248.318 MDL Number: MFCD06671220 InChI Key: SYSIILLIYRVOMM-UHFFFAOYSA-N Synonym: 5-5-methylthiophen-2-yl-3h-thieno 2,3-d pyrimidin-4-one,5-5-methylthiophen-2-yl-3h,4h-thieno 2,3-d pyrimidin-4-one,5-5-methyl-2-thienyl thieno 2,3-d pyrimidin-4-one PubChem CID: 4963645 IUPAC Name: 5-(5-methylthiophen-2-yl)-3H-thieno[2,3-d]pyrimidin-4-one SMILES: CC1=CC=C(S1)C2=CSC3=C2C(=O)NC=N3

PubChem CID 4963645
CAS 851116-03-5
Molecular Weight (g/mol) 248.318
MDL Number MFCD06671220
SMILES CC1=CC=C(S1)C2=CSC3=C2C(=O)NC=N3
Synonym 5-5-methylthiophen-2-yl-3h-thieno 2,3-d pyrimidin-4-one,5-5-methylthiophen-2-yl-3h,4h-thieno 2,3-d pyrimidin-4-one,5-5-methyl-2-thienyl thieno 2,3-d pyrimidin-4-one
IUPAC Name 5-(5-methylthiophen-2-yl)-3H-thieno[2,3-d]pyrimidin-4-one
InChI Key SYSIILLIYRVOMM-UHFFFAOYSA-N
Molecular Formula C11H8N2OS2
6

Ethyl 2-amino-4-(2-thienyl)thiophene-3-carboxylate, 97%, Thermo Scientific™

CAS: 243669-48-9 Molecular Formula: C11H11NO2S2 Molecular Weight (g/mol): 253.33 MDL Number: MFCD00115120 InChI Key: AKFDBWIUWIWHRK-UHFFFAOYSA-N Synonym: ethyl 2-amino-4-2-thienyl thiophene-3-carboxylate,ethyl 5'-amino-2,3'-bithiophene-4'-carboxylate,ethyl 2-amino-4-thiophen-2-yl thiophene-3-carboxylate,5'-amino-2,3' bithiophenyl-4'-carboxylic acid ethyl ester,ethyl 5'-amino 2,3'-bithiophene-4'-carboxylate,ethyl 2-azanyl-4-thiophen-2-yl-thiophene-3-carboxylate,2,3'-bithiophene-4'-carboxylicacid, 5'-amino-, ethyl ester,2-amino-4-thiophen-2-yl-3-thiophenecarboxylic acid ethyl ester,maybridge1_003774 PubChem CID: 718227 SMILES: CCOC(=O)C1=C(N)SC=C1C1=CC=CS1

PubChem CID 718227
CAS 243669-48-9
Molecular Weight (g/mol) 253.33
MDL Number MFCD00115120
SMILES CCOC(=O)C1=C(N)SC=C1C1=CC=CS1
Synonym ethyl 2-amino-4-2-thienyl thiophene-3-carboxylate,ethyl 5'-amino-2,3'-bithiophene-4'-carboxylate,ethyl 2-amino-4-thiophen-2-yl thiophene-3-carboxylate,5'-amino-2,3' bithiophenyl-4'-carboxylic acid ethyl ester,ethyl 5'-amino 2,3'-bithiophene-4'-carboxylate,ethyl 2-azanyl-4-thiophen-2-yl-thiophene-3-carboxylate,2,3'-bithiophene-4'-carboxylicacid, 5'-amino-, ethyl ester,2-amino-4-thiophen-2-yl-3-thiophenecarboxylic acid ethyl ester,maybridge1_003774
InChI Key AKFDBWIUWIWHRK-UHFFFAOYSA-N
Molecular Formula C11H11NO2S2
7

5-(2-Thienyl)thieno[2,3-d]pyrimidin-4(3H)-one, 97%, Thermo Scientific™

CAS: 215928-54-4 Molecular Formula: C10H6N2OS2 Molecular Weight (g/mol): 234.291 MDL Number: MFCD00126795 InChI Key: LFUBTAOTPHKKOS-UHFFFAOYSA-N Synonym: 5-thiophen-2-yl thieno 2,3-d pyrimidin-4-ol,5-thiophen-2-yl-3h-thieno 2,3-d pyrimidin-4-one,5-thien-2-ylthieno 2,3-d pyrimidin-4 3h-one,5-2-thienyl thieno 2,3-d pyrimidin-4 3h-one,5-thiophen-2-yl thieno 2,3-d pyrimidin-4 3h-one,maybridge3_001755,cambridge id 5319817,thieno 2,3-d pyrimidin-4 1h-one, 5-2-thienyl,thieno 2,3-d pyrimidin-4 3h-one, 5-2-thienyl,5-2-thienyl-3-hydrothiopheno 2,3-d pyrimidin-4-one PubChem CID: 665387 IUPAC Name: 5-thiophen-2-yl-3H-thieno[2,3-d]pyrimidin-4-one SMILES: C1=CSC(=C1)C2=CSC3=C2C(=O)NC=N3

PubChem CID 665387
CAS 215928-54-4
Molecular Weight (g/mol) 234.291
MDL Number MFCD00126795
SMILES C1=CSC(=C1)C2=CSC3=C2C(=O)NC=N3
Synonym 5-thiophen-2-yl thieno 2,3-d pyrimidin-4-ol,5-thiophen-2-yl-3h-thieno 2,3-d pyrimidin-4-one,5-thien-2-ylthieno 2,3-d pyrimidin-4 3h-one,5-2-thienyl thieno 2,3-d pyrimidin-4 3h-one,5-thiophen-2-yl thieno 2,3-d pyrimidin-4 3h-one,maybridge3_001755,cambridge id 5319817,thieno 2,3-d pyrimidin-4 1h-one, 5-2-thienyl,thieno 2,3-d pyrimidin-4 3h-one, 5-2-thienyl,5-2-thienyl-3-hydrothiopheno 2,3-d pyrimidin-4-one
IUPAC Name 5-thiophen-2-yl-3H-thieno[2,3-d]pyrimidin-4-one
InChI Key LFUBTAOTPHKKOS-UHFFFAOYSA-N
Molecular Formula C10H6N2OS2
8

Ethyl 2-amino-4-(5-methyl-2-thienyl)thiophene-3-carboxylate, 97%, Thermo Scientific™

CAS: 379247-26-4 Molecular Formula: C12H13NO2S2 Molecular Weight (g/mol): 267.361 MDL Number: MFCD03028437 InChI Key: OCXFDSDTIGSDOV-UHFFFAOYSA-N Synonym: ethyl 5'-amino-5-methyl-2,3'-bithiophene-4'-carboxylate,ethyl 2-amino-4-5-methylthiophen-2-yl thiophene-3-carboxylate,ethyl 2-amino-4-5-methyl 2-thienyl thiophene-3-carboxylate,ethyl 2-amino-4-5-methyl-2-thienyl thiophene-3-carboxylate,ethyl 2-azanyl-4-5-methylthiophen-2-yl thiophene-3-carboxylate,2-amino-4-5-methyl-2-thienyl thiophene-3-carboxylic acid ethyl ester,2-amino-4-5-methyl-2-thiophenyl-3-thiophenecarboxylic acid ethyl ester PubChem CID: 711175 IUPAC Name: ethyl 2-amino-4-(5-methylthiophen-2-yl)thiophene-3-carboxylate SMILES: CCOC(=O)C1=C(SC=C1C2=CC=C(S2)C)N

PubChem CID 711175
CAS 379247-26-4
Molecular Weight (g/mol) 267.361
MDL Number MFCD03028437
SMILES CCOC(=O)C1=C(SC=C1C2=CC=C(S2)C)N
Synonym ethyl 5'-amino-5-methyl-2,3'-bithiophene-4'-carboxylate,ethyl 2-amino-4-5-methylthiophen-2-yl thiophene-3-carboxylate,ethyl 2-amino-4-5-methyl 2-thienyl thiophene-3-carboxylate,ethyl 2-amino-4-5-methyl-2-thienyl thiophene-3-carboxylate,ethyl 2-azanyl-4-5-methylthiophen-2-yl thiophene-3-carboxylate,2-amino-4-5-methyl-2-thienyl thiophene-3-carboxylic acid ethyl ester,2-amino-4-5-methyl-2-thiophenyl-3-thiophenecarboxylic acid ethyl ester
IUPAC Name ethyl 2-amino-4-(5-methylthiophen-2-yl)thiophene-3-carboxylate
InChI Key OCXFDSDTIGSDOV-UHFFFAOYSA-N
Molecular Formula C12H13NO2S2