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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31 – 45 of 83 results

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

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

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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

2,2'-Bithiophene-5-carboxaldehyde 98.0+%, TCI America™

CAS: 3779-27-9 Molecular Formula: C9H6OS2 Molecular Weight (g/mol): 194.266 MDL Number: MFCD00052294 InChI Key: FYBWRAXKYXTOQC-UHFFFAOYSA-N Synonym: 2,2'-bithiophene-5-carboxaldehyde,2,2'-bithiophene-5-carbaldehyde,2,2'-bithienyl-5-carboxaldehyde,5-formyl-2,2'-bithiophene,5-thiophen-2-yl thiophene-2-carbaldehyde,5-2-thienyl thiophene-2-carbaldehyde,2,2-bithiophene-5-carboxaldehyde PubChem CID: 364428 IUPAC Name: 5-thiophen-2-ylthiophene-2-carbaldehyde SMILES: C1=CSC(=C1)C2=CC=C(S2)C=O

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PubChem CID	364428
CAS	3779-27-9
Molecular Weight (g/mol)	194.266
MDL Number	MFCD00052294
SMILES	C1=CSC(=C1)C2=CC=C(S2)C=O
Synonym	2,2'-bithiophene-5-carboxaldehyde,2,2'-bithiophene-5-carbaldehyde,2,2'-bithienyl-5-carboxaldehyde,5-formyl-2,2'-bithiophene,5-thiophen-2-yl thiophene-2-carbaldehyde,5-2-thienyl thiophene-2-carbaldehyde,2,2-bithiophene-5-carboxaldehyde
IUPAC Name	5-thiophen-2-ylthiophene-2-carbaldehyde
InChI Key	FYBWRAXKYXTOQC-UHFFFAOYSA-N
Molecular Formula	C9H6OS2

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

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

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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

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

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

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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

5-n-Octyl-2,2'-bithiophene 97.0+%, TCI America™

CAS: 93164-73-9 Molecular Formula: C16H22S2 Molecular Weight (g/mol): 278.472 InChI Key: ZYEIXHZLTHTEOI-UHFFFAOYSA-N PubChem CID: 56973709 IUPAC Name: 2-octyl-5-thiophen-2-ylthiophene SMILES: CCCCCCCCC1=CC=C(S1)C2=CC=CS2

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PubChem CID	56973709
CAS	93164-73-9
Molecular Weight (g/mol)	278.472
SMILES	CCCCCCCCC1=CC=C(S1)C2=CC=CS2
IUPAC Name	2-octyl-5-thiophen-2-ylthiophene
InChI Key	ZYEIXHZLTHTEOI-UHFFFAOYSA-N
Molecular Formula	C16H22S2

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

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

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Specifications

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

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

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

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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

2,2'-Bithiophene 98.0+%, TCI America™

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

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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

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

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

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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

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

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

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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

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

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

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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

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

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

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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

alpha-Quinquethiophene, TCI America™

CAS: 5660-45-7 Molecular Formula: C20H12S5 Molecular Weight (g/mol): 412.616 InChI Key: YFBLUJZFRBFQMR-UHFFFAOYSA-N PubChem CID: 395508 IUPAC Name: 2,5-bis(5-thiophen-2-ylthiophen-2-yl)thiophene SMILES: C1=CSC(=C1)C2=CC=C(S2)C3=CC=C(S3)C4=CC=C(S4)C5=CC=CS5

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PubChem CID	395508
CAS	5660-45-7
Molecular Weight (g/mol)	412.616
SMILES	C1=CSC(=C1)C2=CC=C(S2)C3=CC=C(S3)C4=CC=C(S4)C5=CC=CS5
IUPAC Name	2,5-bis(5-thiophen-2-ylthiophen-2-yl)thiophene
InChI Key	YFBLUJZFRBFQMR-UHFFFAOYSA-N
Molecular Formula	C20H12S5

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

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

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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

alpha-Septithiophene, TCI America™

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

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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

Bi- and oligothiophenes

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