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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.
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16 – 30 of 78 results
16

2,5-Di(2-thienyl)thieno[3,2-b]thiophene 94.0+%, TCI America™
SDP

CAS: 21210-90-2 Molecular Formula: C14H8S4 Molecular Weight (g/mol): 304.46 MDL Number: MFCD11114556 InChI Key: FDQXVHKNZBLBFY-UHFFFAOYSA-N PubChem CID: 11738270 IUPAC Name: 2-[5-(thiophen-2-yl)thieno[3,2-b]thiophen-2-yl]thiophene SMILES: S1C=CC=C1C1=CC2=C(S1)C=C(S2)C1=CC=CS1

PubChem CID 11738270
CAS 21210-90-2
Molecular Weight (g/mol) 304.46
MDL Number MFCD11114556
SMILES S1C=CC=C1C1=CC2=C(S1)C=C(S2)C1=CC=CS1
IUPAC Name 2-[5-(thiophen-2-yl)thieno[3,2-b]thiophen-2-yl]thiophene
InChI Key FDQXVHKNZBLBFY-UHFFFAOYSA-N
Molecular Formula C14H8S4
17

alpha-Septithiophene, TCI America™
SDP

CAS: 86100-63-2 Molecular Formula: C28H16S7 Molecular Weight (g/mol): 576.86 MDL Number: MFCD09038548 InChI Key: DCIYLINCGGGNLC-UHFFFAOYSA-N PubChem CID: 13113982 IUPAC Name: 5-(5'-{[2,2'-bithiophen]-5-yl}-[2,2'-bithiophen]-5-yl)-5'-(thiophen-2-yl)-2,2'-bithiophene SMILES: S1C=CC=C1C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=CS1

PubChem CID 13113982
CAS 86100-63-2
Molecular Weight (g/mol) 576.86
MDL Number MFCD09038548
SMILES S1C=CC=C1C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=CS1
IUPAC Name 5-(5'-{[2,2'-bithiophen]-5-yl}-[2,2'-bithiophen]-5-yl)-5'-(thiophen-2-yl)-2,2'-bithiophene
InChI Key DCIYLINCGGGNLC-UHFFFAOYSA-N
Molecular Formula C28H16S7
18

3,3'-Dihexyl-2,2'-bithiophene 98.0+%, TCI America™
SDP

CAS: 125607-30-9 Molecular Formula: C20H30S2 Molecular Weight (g/mol): 334.58 InChI Key: RQHMOXZEVWCNMG-UHFFFAOYSA-N PubChem CID: 11484438 IUPAC Name: 3-hexyl-2-(3-hexylthiophen-2-yl)thiophene SMILES: CCCCCCC1=C(SC=C1)C2=C(C=CS2)CCCCCC

PubChem CID 11484438
CAS 125607-30-9
Molecular Weight (g/mol) 334.58
SMILES CCCCCCC1=C(SC=C1)C2=C(C=CS2)CCCCCC
IUPAC Name 3-hexyl-2-(3-hexylthiophen-2-yl)thiophene
InChI Key RQHMOXZEVWCNMG-UHFFFAOYSA-N
Molecular Formula C20H30S2
19

3,4'-Dihexyl-2,2'-bithiophene 96.0+%, TCI America™
SDP

CAS: 135926-93-1 Molecular Formula: C20H30S2 Molecular Weight (g/mol): 334.58 MDL Number: MFCD15072161 InChI Key: FWQMKAFKIYUBKB-UHFFFAOYSA-N PubChem CID: 11348225 IUPAC Name: 3,4'-dihexyl-2,2'-bithiophene SMILES: CCCCCCC1=CSC(=C1)C1=C(CCCCCC)C=CS1

PubChem CID 11348225
CAS 135926-93-1
Molecular Weight (g/mol) 334.58
MDL Number MFCD15072161
SMILES CCCCCCC1=CSC(=C1)C1=C(CCCCCC)C=CS1
IUPAC Name 3,4'-dihexyl-2,2'-bithiophene
InChI Key FWQMKAFKIYUBKB-UHFFFAOYSA-N
Molecular Formula C20H30S2
20

2,2':5',2″-Terthiophene (purified by sublimation) 98.0+%, TCI America™
SDP

CAS: 1081-34-1 Molecular Formula: C12H8S3 Molecular Weight (g/mol): 248.376 MDL Number: MFCD00012167 InChI Key: KXSFECAJUBPPFE-UHFFFAOYSA-N Synonym: 2,2':5',2-terthiophene,alpha-terthienyl,alpha-terthiophene,2,5-di 2-thienyl thiophene,2,2',5',2-terthienyl,2,5-bis 2-thienyl thiophene,unii-0p77rau2rr,2,2'-5',2-terthiophene,0p77rau2rr,2,2':5',2-terthienyl PubChem CID: 65067 ChEBI: CHEBI:10335 IUPAC Name: 2,5-dithiophen-2-ylthiophene SMILES: C1=CSC(=C1)C2=CC=C(S2)C3=CC=CS3

PubChem CID 65067
CAS 1081-34-1
Molecular Weight (g/mol) 248.376
ChEBI CHEBI:10335
MDL Number MFCD00012167
SMILES C1=CSC(=C1)C2=CC=C(S2)C3=CC=CS3
Synonym 2,2':5',2-terthiophene,alpha-terthienyl,alpha-terthiophene,2,5-di 2-thienyl thiophene,2,2',5',2-terthienyl,2,5-bis 2-thienyl thiophene,unii-0p77rau2rr,2,2'-5',2-terthiophene,0p77rau2rr,2,2':5',2-terthienyl
IUPAC Name 2,5-dithiophen-2-ylthiophene
InChI Key KXSFECAJUBPPFE-UHFFFAOYSA-N
Molecular Formula C12H8S3
21

5-Bromo-2,2'-bithiophene-5'-carboxaldehyde 98.0+%, TCI America™
SDP

CAS: 110046-60-1 Molecular Formula: C9H5BrOS2 Molecular Weight (g/mol): 273.16 MDL Number: MFCD01321134 InChI Key: NTHMTYNJFSUBMF-UHFFFAOYSA-N Synonym: 5-Bromo-5′C-formyl-2,2′C-bithiophene PubChem CID: 11065610 IUPAC Name: 5'-bromo-[2,2'-bithiophene]-5-carbaldehyde SMILES: BrC1=CC=C(S1)C1=CC=C(S1)C=O

PubChem CID 11065610
CAS 110046-60-1
Molecular Weight (g/mol) 273.16
MDL Number MFCD01321134
SMILES BrC1=CC=C(S1)C1=CC=C(S1)C=O
Synonym 5-Bromo-5′C-formyl-2,2′C-bithiophene
IUPAC Name 5'-bromo-[2,2'-bithiophene]-5-carbaldehyde
InChI Key NTHMTYNJFSUBMF-UHFFFAOYSA-N
Molecular Formula C9H5BrOS2
22

alpha-Octithiophene, TCI America™
SDP

CAS: 113728-71-5 Molecular Formula: C32H18S8 Molecular Weight (g/mol): 658.98 MDL Number: MFCD09038539 InChI Key: GCMCTPRNKVKGCY-UHFFFAOYSA-N PubChem CID: 11388231 IUPAC Name: 5-{[2,2'-bithiophen]-5-yl}-5'-(5'-{[2,2'-bithiophen]-5-yl}-[2,2'-bithiophen]-5-yl)-2,2'-bithiophene SMILES: S1C=CC=C1C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=CS1

PubChem CID 11388231
CAS 113728-71-5
Molecular Weight (g/mol) 658.98
MDL Number MFCD09038539
SMILES S1C=CC=C1C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=CS1
IUPAC Name 5-{[2,2'-bithiophen]-5-yl}-5'-(5'-{[2,2'-bithiophen]-5-yl}-[2,2'-bithiophen]-5-yl)-2,2'-bithiophene
InChI Key GCMCTPRNKVKGCY-UHFFFAOYSA-N
Molecular Formula C32H18S8
23

3,3'-Dibromo-5,5'-bis(trimethylsilyl)-2,2'-bithiophene 98.0+%, TCI America™
SDP

CAS: 207742-50-5 Molecular Formula: C14H20Br2S2Si2 Molecular Weight (g/mol): 468.412 InChI Key: ZKCVPMCCGPMMBH-UHFFFAOYSA-N PubChem CID: 15860540 IUPAC Name: [4-bromo-5-(3-bromo-5-trimethylsilylthiophen-2-yl)thiophen-2-yl]-trimethylsilane SMILES: C[Si](C)(C)C1=CC(=C(S1)C2=C(C=C(S2)[Si](C)(C)C)Br)Br

PubChem CID 15860540
CAS 207742-50-5
Molecular Weight (g/mol) 468.412
SMILES C[Si](C)(C)C1=CC(=C(S1)C2=C(C=C(S2)[Si](C)(C)C)Br)Br
IUPAC Name [4-bromo-5-(3-bromo-5-trimethylsilylthiophen-2-yl)thiophen-2-yl]-trimethylsilane
InChI Key ZKCVPMCCGPMMBH-UHFFFAOYSA-N
Molecular Formula C14H20Br2S2Si2
24

5,5'-Dibromo-3,3'-dihexyl-2,2'-bithiophene 97.0+%, TCI America™
SDP

CAS: 170702-05-3 Molecular Formula: C20H28Br2S2 Molecular Weight (g/mol): 492.372 InChI Key: MMSTXAGVEKUBED-UHFFFAOYSA-N PubChem CID: 15185062 IUPAC Name: 5-bromo-2-(5-bromo-3-hexylthiophen-2-yl)-3-hexylthiophene SMILES: CCCCCCC1=C(SC(=C1)Br)C2=C(C=C(S2)Br)CCCCCC

PubChem CID 15185062
CAS 170702-05-3
Molecular Weight (g/mol) 492.372
SMILES CCCCCCC1=C(SC(=C1)Br)C2=C(C=C(S2)Br)CCCCCC
IUPAC Name 5-bromo-2-(5-bromo-3-hexylthiophen-2-yl)-3-hexylthiophene
InChI Key MMSTXAGVEKUBED-UHFFFAOYSA-N
Molecular Formula C20H28Br2S2
25

5,5'-Dibromo-4,4'-dihexyl-2,2'-bithiophene 95.0+%, TCI America™
SDP

CAS: 214493-03-5 Molecular Formula: C20H28Br2S2 Molecular Weight (g/mol): 492.37 MDL Number: MFCD28386098 InChI Key: MWUMRWQISLASDX-UHFFFAOYSA-N PubChem CID: 11953640 IUPAC Name: 5,5'-dibromo-4,4'-dihexyl-2,2'-bithiophene SMILES: CCCCCCC1=C(Br)SC(=C1)C1=CC(CCCCCC)=C(Br)S1

PubChem CID 11953640
CAS 214493-03-5
Molecular Weight (g/mol) 492.37
MDL Number MFCD28386098
SMILES CCCCCCC1=C(Br)SC(=C1)C1=CC(CCCCCC)=C(Br)S1
IUPAC Name 5,5'-dibromo-4,4'-dihexyl-2,2'-bithiophene
InChI Key MWUMRWQISLASDX-UHFFFAOYSA-N
Molecular Formula C20H28Br2S2
26

5,5‴-Di-n-octyl-2,2':5',2″:5″,2‴-quaterthi 98+%, TCI America™
SDP

CAS: 882659-01-0 Molecular Formula: C32H42S4 Molecular Weight (g/mol): 554.928 InChI Key: XUXLXUSOBDWJBD-UHFFFAOYSA-N PubChem CID: 58892812 IUPAC Name: 2-octyl-5-[5-[5-(5-octylthiophen-2-yl)thiophen-2-yl]thiophen-2-yl]thiophene SMILES: CCCCCCCCC1=CC=C(S1)C2=CC=C(S2)C3=CC=C(S3)C4=CC=C(S4)CCCCCCCC

PubChem CID 58892812
CAS 882659-01-0
Molecular Weight (g/mol) 554.928
SMILES CCCCCCCCC1=CC=C(S1)C2=CC=C(S2)C3=CC=C(S3)C4=CC=C(S4)CCCCCCCC
IUPAC Name 2-octyl-5-[5-[5-(5-octylthiophen-2-yl)thiophen-2-yl]thiophen-2-yl]thiophene
InChI Key XUXLXUSOBDWJBD-UHFFFAOYSA-N
Molecular Formula C32H42S4
27

2,2':5',2″-Terthiophene-5,5″-dicarboxaldehyde 98.0+%, TCI America™
SDP

CAS: 13130-50-2 Molecular Formula: C14H8O2S3 Molecular Weight (g/mol): 304.396 InChI Key: YAEGPDBHSBKYRW-UHFFFAOYSA-N Synonym: 5,5′C′C-Diformyl-2,2′C:5′C,2′C′C-terthiophene PubChem CID: 4389805 IUPAC Name: 5-[5-(5-formylthiophen-2-yl)thiophen-2-yl]thiophene-2-carbaldehyde SMILES: C1=C(SC(=C1)C2=CC=C(S2)C3=CC=C(S3)C=O)C=O

PubChem CID 4389805
CAS 13130-50-2
Molecular Weight (g/mol) 304.396
SMILES C1=C(SC(=C1)C2=CC=C(S2)C3=CC=C(S3)C=O)C=O
Synonym 5,5′C′C-Diformyl-2,2′C:5′C,2′C′C-terthiophene
IUPAC Name 5-[5-(5-formylthiophen-2-yl)thiophen-2-yl]thiophene-2-carbaldehyde
InChI Key YAEGPDBHSBKYRW-UHFFFAOYSA-N
Molecular Formula C14H8O2S3
28

2,2':5',2″-Terthiophene-5-carboxaldehyde 98.0+%, TCI America™
SDP

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 IUPAC Name: 5'-(thiophen-2-yl)-[2,2'-bithiophene]-5-carbaldehyde 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
IUPAC Name 5'-(thiophen-2-yl)-[2,2'-bithiophene]-5-carbaldehyde
InChI Key PMPDDPJYARBNGV-UHFFFAOYSA-N
Molecular Formula C13H8OS3
29

5'-Bromo-[2,2'-bithiophene]-5-carbonitrile 98.0+%, TCI America™
SDP

CAS: 176787-96-5 Molecular Formula: C9H4BrNS2 Molecular Weight (g/mol): 270.16 MDL Number: MFCD16339405 InChI Key: OHVCHDZJRUEOKH-UHFFFAOYSA-N PubChem CID: 15458991 IUPAC Name: 5'-bromo-[2,2'-bithiophene]-5-carbonitrile SMILES: BrC1=CC=C(S1)C1=CC=C(S1)C#N

PubChem CID 15458991
CAS 176787-96-5
Molecular Weight (g/mol) 270.16
MDL Number MFCD16339405
SMILES BrC1=CC=C(S1)C1=CC=C(S1)C#N
IUPAC Name 5'-bromo-[2,2'-bithiophene]-5-carbonitrile
InChI Key OHVCHDZJRUEOKH-UHFFFAOYSA-N
Molecular Formula C9H4BrNS2
30

2,2'-Bithiophene 98.0+%, TCI America™
SDP

CAS: 492-97-7 Molecular Formula: C8H6S2 Molecular Weight (g/mol): 166.256 MDL Number: MFCD00005414 InChI Key: OHZAHWOAMVVGEL-UHFFFAOYSA-N Synonym: 2,2'-bithiophene,2,2'-bithienyl,dithienyl,bithiophene,2,2'-dithienyl,2,2' bithiophenyl,2,2-bithiophene,2,2'-dithiophene,alpha-bithiophene,2-2-thienyl thiophene PubChem CID: 68120 ChEBI: CHEBI:36821 IUPAC Name: 2-thiophen-2-ylthiophene SMILES: C1=CSC(=C1)C2=CC=CS2

PubChem CID 68120
CAS 492-97-7
Molecular Weight (g/mol) 166.256
ChEBI CHEBI:36821
MDL Number MFCD00005414
SMILES C1=CSC(=C1)C2=CC=CS2
Synonym 2,2'-bithiophene,2,2'-bithienyl,dithienyl,bithiophene,2,2'-dithienyl,2,2' bithiophenyl,2,2-bithiophene,2,2'-dithiophene,alpha-bithiophene,2-2-thienyl thiophene
IUPAC Name 2-thiophen-2-ylthiophene
InChI Key OHZAHWOAMVVGEL-UHFFFAOYSA-N
Molecular Formula C8H6S2