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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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1 – 15 of 23 results
1

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

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
2

4,4'-Dihexyl-2,2'-bithiophene 95.0+%, TCI America™

CAS: 135926-94-2 Molecular Formula: C20H30S2 Molecular Weight (g/mol): 334.58 InChI Key: RYQPWKFBXWPBGB-UHFFFAOYSA-N PubChem CID: 15540627 IUPAC Name: 4-hexyl-2-(4-hexylthiophen-2-yl)thiophene SMILES: CCCCCCC1=CSC(=C1)C2=CC(=CS2)CCCCCC

PubChem CID 15540627
CAS 135926-94-2
Molecular Weight (g/mol) 334.58
SMILES CCCCCCC1=CSC(=C1)C2=CC(=CS2)CCCCCC
IUPAC Name 4-hexyl-2-(4-hexylthiophen-2-yl)thiophene
InChI Key RYQPWKFBXWPBGB-UHFFFAOYSA-N
Molecular Formula C20H30S2
3

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

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
4

5″-Bromo-2,2':5',2″-terthiophene-5-carboxaldehyde 94.0+%, TCI America™

CAS: 161726-69-8 Molecular Formula: C13H7BrOS3 Molecular Weight (g/mol): 355.28 MDL Number: MFCD02093442 InChI Key: DSYKMLTVEGWLFR-UHFFFAOYSA-N PubChem CID: 14942412 IUPAC Name: 5-{5'-bromo-[2,2'-bithiophen]-5-yl}thiophene-2-carbaldehyde SMILES: BrC1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C=O

PubChem CID 14942412
CAS 161726-69-8
Molecular Weight (g/mol) 355.28
MDL Number MFCD02093442
SMILES BrC1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C=O
IUPAC Name 5-{5'-bromo-[2,2'-bithiophen]-5-yl}thiophene-2-carbaldehyde
InChI Key DSYKMLTVEGWLFR-UHFFFAOYSA-N
Molecular Formula C13H7BrOS3
5

4,4'-Dibromo-2,2'-bithiophene 98.0+%, TCI America™

CAS: 51285-60-0 Molecular Formula: C8H4Br2S2 Molecular Weight (g/mol): 324.048 MDL Number: MFCD00508561 InChI Key: KITUXFRDWJKACE-UHFFFAOYSA-N PubChem CID: 716032 IUPAC Name: 4-bromo-2-(4-bromothiophen-2-yl)thiophene SMILES: C1=C(SC=C1Br)C2=CC(=CS2)Br

PubChem CID 716032
CAS 51285-60-0
Molecular Weight (g/mol) 324.048
MDL Number MFCD00508561
SMILES C1=C(SC=C1Br)C2=CC(=CS2)Br
IUPAC Name 4-bromo-2-(4-bromothiophen-2-yl)thiophene
InChI Key KITUXFRDWJKACE-UHFFFAOYSA-N
Molecular Formula C8H4Br2S2
6

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

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
7

3,3',5,5'-Tetrabromo-2,2'-bithiophene 98.0+%, TCI America™

CAS: 125143-53-5 Molecular Formula: C8H2Br4S2 Molecular Weight (g/mol): 481.84 InChI Key: MOMHMPZSZNZLAK-UHFFFAOYSA-N PubChem CID: 2740586 IUPAC Name: 3,5-dibromo-2-(3,5-dibromothiophen-2-yl)thiophene SMILES: C1=C(SC(=C1Br)C2=C(C=C(S2)Br)Br)Br

PubChem CID 2740586
CAS 125143-53-5
Molecular Weight (g/mol) 481.84
SMILES C1=C(SC(=C1Br)C2=C(C=C(S2)Br)Br)Br
IUPAC Name 3,5-dibromo-2-(3,5-dibromothiophen-2-yl)thiophene
InChI Key MOMHMPZSZNZLAK-UHFFFAOYSA-N
Molecular Formula C8H2Br4S2
8

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

CAS: 32364-72-0 Molecular Formula: C10H6O2S2 Molecular Weight (g/mol): 222.276 MDL Number: MFCD00839981 InChI Key: RXAXZMANGDHIJX-UHFFFAOYSA-N Synonym: 5,5′-Diformyl-2,2′-bithiophene PubChem CID: 2063643 IUPAC Name: 5-(5-formylthiophen-2-yl)thiophene-2-carbaldehyde SMILES: C1=C(SC(=C1)C2=CC=C(S2)C=O)C=O

PubChem CID 2063643
CAS 32364-72-0
Molecular Weight (g/mol) 222.276
MDL Number MFCD00839981
SMILES C1=C(SC(=C1)C2=CC=C(S2)C=O)C=O
Synonym 5,5′-Diformyl-2,2′-bithiophene
IUPAC Name 5-(5-formylthiophen-2-yl)thiophene-2-carbaldehyde
InChI Key RXAXZMANGDHIJX-UHFFFAOYSA-N
Molecular Formula C10H6O2S2
9

5,5'-Dibromo-2,2'-bithiophene 98.0+%, TCI America™

CAS: 4805-22-5 Molecular Formula: C8H4Br2S2 Molecular Weight (g/mol): 324.048 MDL Number: MFCD00219110 InChI Key: SXNCMLQAQIGJDO-UHFFFAOYSA-N Synonym: 5,5'-dibromo-2,2'-bithiophene,2-bromo-5-5-bromothiophen-2-yl thiophene,5,5-dibromo-2,2-bithiophene,2,2'-bithiophene, 5,5'-dibromo,5,5'-bis 2-bromothiophene,5,5'-dibromo-2,2'bithiophene,5,5'-dibromo-2,2-bithiophene,maybridge4_002009,acmc-209kc4,ksc491i4r PubChem CID: 638908 IUPAC Name: 2-bromo-5-(5-bromothiophen-2-yl)thiophene SMILES: C1=C(SC(=C1)Br)C2=CC=C(S2)Br

PubChem CID 638908
CAS 4805-22-5
Molecular Weight (g/mol) 324.048
MDL Number MFCD00219110
SMILES C1=C(SC(=C1)Br)C2=CC=C(S2)Br
Synonym 5,5'-dibromo-2,2'-bithiophene,2-bromo-5-5-bromothiophen-2-yl thiophene,5,5-dibromo-2,2-bithiophene,2,2'-bithiophene, 5,5'-dibromo,5,5'-bis 2-bromothiophene,5,5'-dibromo-2,2'bithiophene,5,5'-dibromo-2,2-bithiophene,maybridge4_002009,acmc-209kc4,ksc491i4r
IUPAC Name 2-bromo-5-(5-bromothiophen-2-yl)thiophene
InChI Key SXNCMLQAQIGJDO-UHFFFAOYSA-N
Molecular Formula C8H4Br2S2
10

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

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
11

5,5‴-Dihexyl-2,2':5',2″:5″,2‴-quaterthio 98+%, TCI America™

CAS: 132814-92-7 Molecular Formula: C28H34S4 Molecular Weight (g/mol): 498.82 MDL Number: MFCD21396218 InChI Key: KGJQHEPGNCWZRN-UHFFFAOYSA-N Synonym: alpha,omega-Dihexylquaterthiophene PubChem CID: 10720155 IUPAC Name: 2-hexyl-5-[5-[5-(5-hexylthiophen-2-yl)thiophen-2-yl]thiophen-2-yl]thiophene SMILES: CCCCCCC1=CC=C(S1)C2=CC=C(S2)C3=CC=C(S3)C4=CC=C(S4)CCCCCC

PubChem CID 10720155
CAS 132814-92-7
Molecular Weight (g/mol) 498.82
MDL Number MFCD21396218
SMILES CCCCCCC1=CC=C(S1)C2=CC=C(S2)C3=CC=C(S3)C4=CC=C(S4)CCCCCC
Synonym alpha,omega-Dihexylquaterthiophene
IUPAC Name 2-hexyl-5-[5-[5-(5-hexylthiophen-2-yl)thiophen-2-yl]thiophen-2-yl]thiophene
InChI Key KGJQHEPGNCWZRN-UHFFFAOYSA-N
Molecular Formula C28H34S4
12

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

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
13

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

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
14

5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bithiophene 98.0+%, TCI America™

CAS: 479719-88-5 Molecular Formula: C14H17BO2S2 Molecular Weight (g/mol): 292.22 MDL Number: MFCD04039974 InChI Key: HPOQARMSOPOZMW-UHFFFAOYSA-N Synonym: 2,2'-bithiophene-5-boronic acid pinacol ester,5-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl-2,2'-bithiophene,2-2,2'-bithiophen-5-yl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane,4,4,5,5-tetramethyl-2-5-thiophen-2-yl thiophen-2-yl-1,3,2-dioxaborolane,acmc-209kb7,4,4,5,5-tetramethyl-2-5-thiophen-2-ylthiophen-2-yl-1,3,2-dioxaborolane,2,2'-bithiophene-5'-boronic acid pinacol ester PubChem CID: 3592790 IUPAC Name: 2-{[2,2'-bithiophen]-5-yl}-4,4,5,5-tetramethyl-1,3,2-dioxaborolane SMILES: CC1(C)OB(OC1(C)C)C1=CC=C(S1)C1=CC=CS1

PubChem CID 3592790
CAS 479719-88-5
Molecular Weight (g/mol) 292.22
MDL Number MFCD04039974
SMILES CC1(C)OB(OC1(C)C)C1=CC=C(S1)C1=CC=CS1
Synonym 2,2'-bithiophene-5-boronic acid pinacol ester,5-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl-2,2'-bithiophene,2-2,2'-bithiophen-5-yl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane,4,4,5,5-tetramethyl-2-5-thiophen-2-yl thiophen-2-yl-1,3,2-dioxaborolane,acmc-209kb7,4,4,5,5-tetramethyl-2-5-thiophen-2-ylthiophen-2-yl-1,3,2-dioxaborolane,2,2'-bithiophene-5'-boronic acid pinacol ester
IUPAC Name 2-{[2,2'-bithiophen]-5-yl}-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
InChI Key HPOQARMSOPOZMW-UHFFFAOYSA-N
Molecular Formula C14H17BO2S2
15

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

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