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Thiophenes

Organic heterocyclic compounds that consist of a five-membered ring with four carbon atoms, and one sulfur atom.

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1

2-Bromo-3-thiophenecarboxylic acid, 96%

CAS: 24287-95-4 Molecular Formula: C5H3BrO2S Molecular Weight (g/mol): 207.04 MDL Number: MFCD05865213 InChI Key: RVSXMPCELBYUSF-UHFFFAOYSA-N Synonym: 2-bromo-3-thiophenecarboxylic acid,2-bromo-thiophene-3-carboxylic acid,2-bromo-thiophene-3-carboxylicacid,3-thiophenecarboxylic acid, 2-bromo,2-bromo-3-thenoic acid,acmc-209xc0,2-bromo-3-carboxythiophene,2-bromothiophene-3-carboxylic?acid,2-bromo-3-thiophene carboxylic acid,2-bromo-thiophene 3-carboxylic acid PubChem CID: 12320971 IUPAC Name: 2-bromothiophene-3-carboxylic acid SMILES: C1=CSC(=C1C(=O)O)Br

PubChem CID 12320971
CAS 24287-95-4
Molecular Weight (g/mol) 207.04
MDL Number MFCD05865213
SMILES C1=CSC(=C1C(=O)O)Br
Synonym 2-bromo-3-thiophenecarboxylic acid,2-bromo-thiophene-3-carboxylic acid,2-bromo-thiophene-3-carboxylicacid,3-thiophenecarboxylic acid, 2-bromo,2-bromo-3-thenoic acid,acmc-209xc0,2-bromo-3-carboxythiophene,2-bromothiophene-3-carboxylic?acid,2-bromo-3-thiophene carboxylic acid,2-bromo-thiophene 3-carboxylic acid
IUPAC Name 2-bromothiophene-3-carboxylic acid
InChI Key RVSXMPCELBYUSF-UHFFFAOYSA-N
Molecular Formula C5H3BrO2S
2

5-Bromothiophene-2-carboxylic acid, 97%

CAS: 7311-63-9 Molecular Formula: C5H2BrO2S Molecular Weight (g/mol): 206.03 MDL Number: MFCD00079725 InChI Key: COWZPSUDTMGBAT-UHFFFAOYSA-M Synonym: 5-bromo-2-thiophenecarboxylic acid,2-thiophenecarboxylic acid, 5-bromo,2-bromo-5-carboxythiophene,2-bromothiophene-5-carboxylic acid,5-bromo-thiophene-2-carboxylic acid,5-bromothiophene-2-carboxylicacid,zlchem 973,pubchem7368,acmc-209opm,maybridge1_002056 PubChem CID: 349115 IUPAC Name: 5-bromothiophene-2-carboxylic acid SMILES: [O-]C(=O)C1=CC=C(Br)S1

PubChem CID 349115
CAS 7311-63-9
Molecular Weight (g/mol) 206.03
MDL Number MFCD00079725
SMILES [O-]C(=O)C1=CC=C(Br)S1
Synonym 5-bromo-2-thiophenecarboxylic acid,2-thiophenecarboxylic acid, 5-bromo,2-bromo-5-carboxythiophene,2-bromothiophene-5-carboxylic acid,5-bromo-thiophene-2-carboxylic acid,5-bromothiophene-2-carboxylicacid,zlchem 973,pubchem7368,acmc-209opm,maybridge1_002056
IUPAC Name 5-bromothiophene-2-carboxylic acid
InChI Key COWZPSUDTMGBAT-UHFFFAOYSA-M
Molecular Formula C5H2BrO2S
3

Methyl 3-aminobenzo[b]thiophene-2-carboxylate, 97%

CAS: 35212-85-2 Molecular Formula: C10H9NO2S Molecular Weight (g/mol): 207.25 MDL Number: MFCD00206744 InChI Key: VLHHEYMZLXKSQO-UHFFFAOYSA-N Synonym: methyl 3-aminobenzo b thiophene-2-carboxylate,benzo b thiophene-2-carboxylic acid, 3-amino-, methyl ester,cbmicro_030710,2-carbomethoxy-3-aminobenzothiophene,methyl 3-aminobenzothiophene-2-carboxylate,methyl-3-aminobenzothiophene-2-carboxylate,3-amino-2-methoxycarbonyl-1-benzothiophene,methyl 3-amino-benzo b thiophene-2-carboxylate,methyl 3-azanyl-1-benzothiophene-2-carboxylate,amino-benzo b thiophene-2-carboxylic acid methyl ester PubChem CID: 874720 IUPAC Name: methyl 3-amino-1-benzothiophene-2-carboxylate SMILES: COC(=O)C1=C(C2=CC=CC=C2S1)N

PubChem CID 874720
CAS 35212-85-2
Molecular Weight (g/mol) 207.25
MDL Number MFCD00206744
SMILES COC(=O)C1=C(C2=CC=CC=C2S1)N
Synonym methyl 3-aminobenzo b thiophene-2-carboxylate,benzo b thiophene-2-carboxylic acid, 3-amino-, methyl ester,cbmicro_030710,2-carbomethoxy-3-aminobenzothiophene,methyl 3-aminobenzothiophene-2-carboxylate,methyl-3-aminobenzothiophene-2-carboxylate,3-amino-2-methoxycarbonyl-1-benzothiophene,methyl 3-amino-benzo b thiophene-2-carboxylate,methyl 3-azanyl-1-benzothiophene-2-carboxylate,amino-benzo b thiophene-2-carboxylic acid methyl ester
IUPAC Name methyl 3-amino-1-benzothiophene-2-carboxylate
InChI Key VLHHEYMZLXKSQO-UHFFFAOYSA-N
Molecular Formula C10H9NO2S
4

5-Formyl-2-thiopheneboronic acid, 97%

CAS: 4347-33-5 Molecular Formula: C5H5BO3S Molecular Weight (g/mol): 155.96 MDL Number: MFCD02093666 InChI Key: DEQOVKFWRPOPQP-UHFFFAOYSA-N Synonym: 5-formyl-2-thiopheneboronic acid,5-formylthiophen-2-boronic acid,5-formylthiophen-2-yl boronic acid,5-formylthiophene-2-boronic acid,2-formylthiophene-5-boronic acid,5-formylthienyl-2-boronic acid,5-formyl-2-thienyl boronic acid,boronic acid, 5-formyl-2-thienyl,5-formyl-2-thiopheneboronicacid,pubchem1722 PubChem CID: 2773430 IUPAC Name: (5-formylthiophen-2-yl)boronic acid SMILES: OB(O)C1=CC=C(S1)C=O

PubChem CID 2773430
CAS 4347-33-5
Molecular Weight (g/mol) 155.96
MDL Number MFCD02093666
SMILES OB(O)C1=CC=C(S1)C=O
Synonym 5-formyl-2-thiopheneboronic acid,5-formylthiophen-2-boronic acid,5-formylthiophen-2-yl boronic acid,5-formylthiophene-2-boronic acid,2-formylthiophene-5-boronic acid,5-formylthienyl-2-boronic acid,5-formyl-2-thienyl boronic acid,boronic acid, 5-formyl-2-thienyl,5-formyl-2-thiopheneboronicacid,pubchem1722
IUPAC Name (5-formylthiophen-2-yl)boronic acid
InChI Key DEQOVKFWRPOPQP-UHFFFAOYSA-N
Molecular Formula C5H5BO3S
5

5-Cyanothiophene-2-boronic acid, 98%

CAS: 305832-67-1 Molecular Formula: C5H4BNO2S Molecular Weight (g/mol): 152.96 MDL Number: MFCD02094029 InChI Key: ZEOMEPSYIIQIND-UHFFFAOYSA-N Synonym: 5-cyanothiophene-2-boronic acid,5-cyanothiophen-2-yl boronic acid,5-cyanothiophen-2-yl-2-boronic acid,5-boronothiophene-2-carbonitrile,5-cyano-2-thienyl boronic acid,5-dihydroxyboranyl thiophene-2-carbonitrile,5-cyano-2-thienylboronic acid,boronic acid, 5-cyano-2-thienyl,5-cyanothiophen-2-boronic acid,acmc-1ctts PubChem CID: 4198743 IUPAC Name: (5-cyanothiophen-2-yl)boronic acid SMILES: OB(O)C1=CC=C(S1)C#N

PubChem CID 4198743
CAS 305832-67-1
Molecular Weight (g/mol) 152.96
MDL Number MFCD02094029
SMILES OB(O)C1=CC=C(S1)C#N
Synonym 5-cyanothiophene-2-boronic acid,5-cyanothiophen-2-yl boronic acid,5-cyanothiophen-2-yl-2-boronic acid,5-boronothiophene-2-carbonitrile,5-cyano-2-thienyl boronic acid,5-dihydroxyboranyl thiophene-2-carbonitrile,5-cyano-2-thienylboronic acid,boronic acid, 5-cyano-2-thienyl,5-cyanothiophen-2-boronic acid,acmc-1ctts
IUPAC Name (5-cyanothiophen-2-yl)boronic acid
InChI Key ZEOMEPSYIIQIND-UHFFFAOYSA-N
Molecular Formula C5H4BNO2S
7

4-chlorobenzo[b]thiophene-2-carboxylic acid, 97%, Thermo Scientific™

CAS: 23967-57-9 Molecular Formula: C9H5ClO2S Molecular Weight (g/mol): 212.66 InChI Key: IPAXPERGAMNMIJ-UHFFFAOYSA-N Synonym: 4-chlorobenzo b thiophene-2-carboxylic acid,4-chloro-benzo b thiophene-2-carboxylic acid,benzo b thiophene-2-carboxylic acid, 4-chloro,4-chloro benzo b thiophene-2-carboxylic acid,4-chlorobenzothiophene-2-carboxylate,4-chlorobenzothiophene-2-carboxylic acid,2-carboxy-4-chlorobenzo b thiophene,4-chloro-2-benzo b thiophenecarboxylic acid PubChem CID: 3854516 IUPAC Name: 4-chloro-1-benzothiophene-2-carboxylic acid SMILES: C1=CC2=C(C=C(S2)C(=O)O)C(=C1)Cl

PubChem CID 3854516
CAS 23967-57-9
Molecular Weight (g/mol) 212.66
SMILES C1=CC2=C(C=C(S2)C(=O)O)C(=C1)Cl
Synonym 4-chlorobenzo b thiophene-2-carboxylic acid,4-chloro-benzo b thiophene-2-carboxylic acid,benzo b thiophene-2-carboxylic acid, 4-chloro,4-chloro benzo b thiophene-2-carboxylic acid,4-chlorobenzothiophene-2-carboxylate,4-chlorobenzothiophene-2-carboxylic acid,2-carboxy-4-chlorobenzo b thiophene,4-chloro-2-benzo b thiophenecarboxylic acid
IUPAC Name 4-chloro-1-benzothiophene-2-carboxylic acid
InChI Key IPAXPERGAMNMIJ-UHFFFAOYSA-N
Molecular Formula C9H5ClO2S
8

Methyl 3-amino-4-methyl-2-thiophenecarboxylate, 98%, Thermo Scientific™

CAS: 85006-31-1 Molecular Formula: C7H9NO2S Molecular Weight (g/mol): 171.21 MDL Number: MFCD00051822 InChI Key: YICRPERKKBDRSP-UHFFFAOYSA-N Synonym: methyl3-amino-4-methylthiophene-2-carboxylate,3-amino-4-methylthiophene-2-carboxylic acid methyl ester,unii-3la24473as,3-amino-4-methyl-2-thiophenecarboxylic acid methyl ester,2-thiophenecarboxylic acid, 3-amino-4-methyl-, methyl ester,methyl 3-amino-4-methyl-2-thenoate,methyl 3-amino-4-methyl-2-thiophenecarboxylate,methyl-3-amino-4-methylthiophene-2-carboxylate,methyl 3-amino-4-methyl-thiophene-2-carboxylate,3-amino-4-methyl-thiophene-2-carboxylic acid methyl ester PubChem CID: 123584 IUPAC Name: methyl 3-amino-4-methylthiophene-2-carboxylate SMILES: COC(=O)C1=C(N)C(C)=CS1

PubChem CID 123584
CAS 85006-31-1
Molecular Weight (g/mol) 171.21
MDL Number MFCD00051822
SMILES COC(=O)C1=C(N)C(C)=CS1
Synonym methyl3-amino-4-methylthiophene-2-carboxylate,3-amino-4-methylthiophene-2-carboxylic acid methyl ester,unii-3la24473as,3-amino-4-methyl-2-thiophenecarboxylic acid methyl ester,2-thiophenecarboxylic acid, 3-amino-4-methyl-, methyl ester,methyl 3-amino-4-methyl-2-thenoate,methyl 3-amino-4-methyl-2-thiophenecarboxylate,methyl-3-amino-4-methylthiophene-2-carboxylate,methyl 3-amino-4-methyl-thiophene-2-carboxylate,3-amino-4-methyl-thiophene-2-carboxylic acid methyl ester
IUPAC Name methyl 3-amino-4-methylthiophene-2-carboxylate
InChI Key YICRPERKKBDRSP-UHFFFAOYSA-N
Molecular Formula C7H9NO2S
9

4,5,6,7-Tetrahydrobenzo[b]thiophene-2-carboxylic acid, 97%, Thermo Scientific™

CAS: 40133-07-1 InChI Key: ROLXOQXKNDKXTA-UHFFFAOYSA-N Synonym: 4,5,6,7-tetrahydrobenzo b thiophene-2-carboxylic acid,4,5,6,7-tetrahydro-benzo b thiophene-2-carboxylic acid,benzo b thiophene-2-carboxylic acid, 4,5,6,7-tetrahydro,acmc-1asbb,enamine_001826,2-carboxy-4,5,6,7-tetrahydro-1-benzothiophene,2-carboxy-4,5,6,7-tetrahydrobenzo b thiophene,4,5,6,7-tetrahydrobenzo b thiophene-2-carboxylicacid,4,5,6,7-tetrahydrobenzo b-thiophene-2-carboxylic acid,4,5,6,7-tetrahydro-benzo b thiophene-2-carboxylic PubChem CID: 2063443 IUPAC Name: 4,5,6,7-tetrahydro-1-benzothiophene-2-carboxylic acid SMILES: C1CCC2=C(C1)C=C(S2)C(=O)O

PubChem CID 2063443
CAS 40133-07-1
SMILES C1CCC2=C(C1)C=C(S2)C(=O)O
Synonym 4,5,6,7-tetrahydrobenzo b thiophene-2-carboxylic acid,4,5,6,7-tetrahydro-benzo b thiophene-2-carboxylic acid,benzo b thiophene-2-carboxylic acid, 4,5,6,7-tetrahydro,acmc-1asbb,enamine_001826,2-carboxy-4,5,6,7-tetrahydro-1-benzothiophene,2-carboxy-4,5,6,7-tetrahydrobenzo b thiophene,4,5,6,7-tetrahydrobenzo b thiophene-2-carboxylicacid,4,5,6,7-tetrahydrobenzo b-thiophene-2-carboxylic acid,4,5,6,7-tetrahydro-benzo b thiophene-2-carboxylic
IUPAC Name 4,5,6,7-tetrahydro-1-benzothiophene-2-carboxylic acid
InChI Key ROLXOQXKNDKXTA-UHFFFAOYSA-N
10

2-Amino-4,5,6,7-tetrahydro-1-benzo[b]thiophene-3-carboxamide, 97%, Thermo Scientific™

CAS: 4815-28-5 Molecular Formula: C9H12N2OS Molecular Weight (g/mol): 196.27 InChI Key: FFAKFORHXDNYEN-UHFFFAOYSA-N Synonym: 2-amino-4,5,6,7-tetrahydrobenzo b thiophene-3-carboxamide,benzo b thiophene-3-carboxamide, 2-amino-4,5,6,7-tetrahydro,2-amino-4,5,6,7-tetrahydro-benzo b thiophene-3-carboxylic acid amide,2-amino-3-carboxamido-4,5,6,7-tetrahydro benzo b thiophene,benzo b thiophene-3-carboxamide,2-amino-4,5,6,7-tetrahydro,2-amino-4,5,6,7-tetrahydrobenzothiophene-3-carboxamide,2-amino-3-carbamoyl-4,5,6,7-tetrahydrobenzo b thiophene,2-amino-3-carboxamido-4,5,6,7-tetrahydrobenzo b thiophene,2-amino-4,5,6,7-tetrahydro-benzo b thiophen-3-carboxamid,2-amino-4,5,6,7-tetrahydro-1-benzo b thiophene-3-carboxamide PubChem CID: 290223 IUPAC Name: 2-amino-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide SMILES: C1CCC2=C(C1)C(=C(S2)N)C(=O)N

PubChem CID 290223
CAS 4815-28-5
Molecular Weight (g/mol) 196.27
SMILES C1CCC2=C(C1)C(=C(S2)N)C(=O)N
Synonym 2-amino-4,5,6,7-tetrahydrobenzo b thiophene-3-carboxamide,benzo b thiophene-3-carboxamide, 2-amino-4,5,6,7-tetrahydro,2-amino-4,5,6,7-tetrahydro-benzo b thiophene-3-carboxylic acid amide,2-amino-3-carboxamido-4,5,6,7-tetrahydro benzo b thiophene,benzo b thiophene-3-carboxamide,2-amino-4,5,6,7-tetrahydro,2-amino-4,5,6,7-tetrahydrobenzothiophene-3-carboxamide,2-amino-3-carbamoyl-4,5,6,7-tetrahydrobenzo b thiophene,2-amino-3-carboxamido-4,5,6,7-tetrahydrobenzo b thiophene,2-amino-4,5,6,7-tetrahydro-benzo b thiophen-3-carboxamid,2-amino-4,5,6,7-tetrahydro-1-benzo b thiophene-3-carboxamide
IUPAC Name 2-amino-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide
InChI Key FFAKFORHXDNYEN-UHFFFAOYSA-N
Molecular Formula C9H12N2OS