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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 – 4 of 4 results
1

2,2'-Bithiophene-5-boronic acid pinacol ester, 98%

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: 4,4,5,5-tetramethyl-2-(5-thiophen-2-ylthiophen-2-yl)-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 4,4,5,5-tetramethyl-2-(5-thiophen-2-ylthiophen-2-yl)-1,3,2-dioxaborolane
InChI Key HPOQARMSOPOZMW-UHFFFAOYSA-N
Molecular Formula C14H17BO2S2
2

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
3

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
4

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