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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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4-Chloro-5-(2-thienyl)thieno[2,3-d]pyrimidine, 97%

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 IUPAC Name: 4-chloro-5-thiophen-2-ylthieno[2,3-d]pyrimidine 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
IUPAC Name 4-chloro-5-thiophen-2-ylthieno[2,3-d]pyrimidine
InChI Key VNWBUFWVNCUUKY-UHFFFAOYSA-N
Molecular Formula C10H5ClN2S2
2
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2,2'-Bithiophene, 97%

CAS: 492-97-7 Molecular Formula: C8H6S2 Molecular Weight (g/mol): 166.27 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) 166.27
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

3,3',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
4

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
5

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
6

5,5″-Dibromo-2,2':5',2″-terthiophene 97.0+%, TCI America™

CAS: 98057-08-0 Molecular Formula: C12H6Br2S3 Molecular Weight (g/mol): 406.168 MDL Number: MFCD00219109 InChI Key: KXFPYYJGYVYXIB-UHFFFAOYSA-N Synonym: 2,5-Bis(5-bromo-2-thienyl)thiophene PubChem CID: 176690 IUPAC Name: 2,5-bis(5-bromothiophen-2-yl)thiophene SMILES: C1=C(SC(=C1)C2=CC=C(S2)Br)C3=CC=C(S3)Br

PubChem CID 176690
CAS 98057-08-0
Molecular Weight (g/mol) 406.168
MDL Number MFCD00219109
SMILES C1=C(SC(=C1)C2=CC=C(S2)Br)C3=CC=C(S3)Br
Synonym 2,5-Bis(5-bromo-2-thienyl)thiophene
IUPAC Name 2,5-bis(5-bromothiophen-2-yl)thiophene
InChI Key KXFPYYJGYVYXIB-UHFFFAOYSA-N
Molecular Formula C12H6Br2S3
7

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
8

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
9
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5,5'-Dibromo-2,2'-bithiophene, 98%

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

alpha-Quaterthiophene, TCI America™

CAS: 5632-29-1 Molecular Formula: C15H13BrClNO2 Molecular Weight (g/mol): 354.63 MDL Number: MFCD03094036 InChI Key: MUJGYDFUOGCMMP-UHFFFAOYSA-N PubChem CID: 395493 IUPAC Name: N-(3-bromophenyl)-2-(4-chloro-3-methylphenoxy)acetamide SMILES: CC1=CC(OCC(=O)NC2=CC=CC(Br)=C2)=CC=C1Cl

PubChem CID 395493
CAS 5632-29-1
Molecular Weight (g/mol) 354.63
MDL Number MFCD03094036
SMILES CC1=CC(OCC(=O)NC2=CC=CC(Br)=C2)=CC=C1Cl
IUPAC Name N-(3-bromophenyl)-2-(4-chloro-3-methylphenoxy)acetamide
InChI Key MUJGYDFUOGCMMP-UHFFFAOYSA-N
Molecular Formula C15H13BrClNO2
11

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

CAS: 51751-44-1 Molecular Formula: C8H4Br2S2 Molecular Weight (g/mol): 324.05 MDL Number: MFCD00114806 InChI Key: KBRZCEVRNLKHAZ-UHFFFAOYSA-N PubChem CID: 819087 IUPAC Name: 3,3'-dibromo-2,2'-bithiophene SMILES: BrC1=C(SC=C1)C1=C(Br)C=CS1

PubChem CID 819087
CAS 51751-44-1
Molecular Weight (g/mol) 324.05
MDL Number MFCD00114806
SMILES BrC1=C(SC=C1)C1=C(Br)C=CS1
IUPAC Name 3,3'-dibromo-2,2'-bithiophene
InChI Key KBRZCEVRNLKHAZ-UHFFFAOYSA-N
Molecular Formula C8H4Br2S2
12

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
13

eMolecules​ 4805-22-5 | 5,5'-Dibromo-2,2'-bithiophene | Ambeed | MFCD00219110 | 324.050 | C8H4Br2S2 | 98.000 | Brc1ccc(s1)-c1ccc(Br)s1 | 1g | 524988555

5,5'-Dibromo-2,2'-bithiophene | Ambeed | 4805-22-5 | MFCD00219110 | 324.050 | C8H4Br2S2 | 98.000 | Brc1ccc(s1)-c1ccc(Br)s1 | 1g | 524988555

ENCOMPASS_PREFERRED
14

eMolecules​ 226070-05-9 | 2-Bromo-9,9-dihexyl-9H-fluorene | Ambeed | MFCD14584649 | 413.443 | C25H33Br | 97.000 | CCCCCCC1(CCCCCC)c2ccccc2-c2ccc(Br)cc12 | 1g | 596568362

2-Bromo-9,9-dihexyl-9H-fluorene | Ambeed | 226070-05-9 | MFCD14584649 | 413.443 | C25H33Br | 97.000 | CCCCCCC1(CCCCCC)c2ccccc2-c2ccc(Br)cc12 | 1g | 596568362

ENCOMPASS_PREFERRED
15

Sigma Aldrich 4-Nitrophenyl disulfide

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
CAS 100-32-3