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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 – 15 of 34 results
1

2,5-Dibromo-3,4-dinitrothiophene, Thermo Scientific Chemicals

CAS: 52431-30-8 Molecular Formula: C4Br2N2O4S Molecular Weight (g/mol): 331.92 MDL Number: MFCD00015537 InChI Key: AHGHPBPARMANQD-UHFFFAOYSA-N Synonym: 2,5-dibromo-3,4-dinitro-thiophene,thiophene, 2,5-dibromo-3,4-dinitro,acmc-1apgk,ksc491i5j,2,5-dibromo-3,4-dinitrothiophene gc PubChem CID: 257024 IUPAC Name: 2,5-dibromo-3,4-dinitrothiophene SMILES: [O-][N+](=O)C1=C(Br)SC(Br)=C1[N+]([O-])=O

PubChem CID 257024
CAS 52431-30-8
Molecular Weight (g/mol) 331.92
MDL Number MFCD00015537
SMILES [O-][N+](=O)C1=C(Br)SC(Br)=C1[N+]([O-])=O
Synonym 2,5-dibromo-3,4-dinitro-thiophene,thiophene, 2,5-dibromo-3,4-dinitro,acmc-1apgk,ksc491i5j,2,5-dibromo-3,4-dinitrothiophene gc
IUPAC Name 2,5-dibromo-3,4-dinitrothiophene
InChI Key AHGHPBPARMANQD-UHFFFAOYSA-N
Molecular Formula C4Br2N2O4S
2

3-Thiophenecarboxylic acid, 99%

CAS: 88-13-1 Molecular Formula: C5H4O2S Molecular Weight (g/mol): 128.15 MDL Number: MFCD00005467 InChI Key: YNVOMSDITJMNET-UHFFFAOYSA-N Synonym: 3-thiophenecarboxylic acid,3-thenoic acid,3-thiophenezoic acid,beta-thiophenic acid,3-thienylcarboxylic acid,3-thiophene carboxylic acid,3-carboxythiophene,beta-thiophenecarboxylic acid,3-thiophenoic acid,unii-6v3012q6be PubChem CID: 6918 IUPAC Name: thiophene-3-carboxylic acid SMILES: C1=CSC=C1C(=O)O

PubChem CID 6918
CAS 88-13-1
Molecular Weight (g/mol) 128.15
MDL Number MFCD00005467
SMILES C1=CSC=C1C(=O)O
Synonym 3-thiophenecarboxylic acid,3-thenoic acid,3-thiophenezoic acid,beta-thiophenic acid,3-thienylcarboxylic acid,3-thiophene carboxylic acid,3-carboxythiophene,beta-thiophenecarboxylic acid,3-thiophenoic acid,unii-6v3012q6be
IUPAC Name thiophene-3-carboxylic acid
InChI Key YNVOMSDITJMNET-UHFFFAOYSA-N
Molecular Formula C5H4O2S
3

Methyl 3-amino-2-thiophenecarboxylate, 99%

CAS: 22288-78-4 Molecular Formula: C6H7NO2S Molecular Weight (g/mol): 157.19 MDL Number: MFCD00009765 InChI Key: TWEQNZZOOFKOER-UHFFFAOYSA-N Synonym: methyl 3-amino-2-thiophenecarboxylate,3-aminothiophene-2-carboxylic acid methyl ester,2-thiophenecarboxylic acid, 3-amino-, methyl ester,3-amino-thiophene-2-carboxylic acid methyl ester,3-amino-2-thiophenecarboxylic acid methyl ester,methyl 3-amino-2-thiophene carboxylate,methyl-3-amino-thiophene-2-carboxylate,3-amino-2-carbomethoxythiophene,3-amino-2-methoxycarbonylthiophene,methyl3-aminothiophene-2-carboxylate PubChem CID: 89652 IUPAC Name: methyl 3-aminothiophene-2-carboxylate SMILES: COC(=O)C1=C(N)C=CS1

PubChem CID 89652
CAS 22288-78-4
Molecular Weight (g/mol) 157.19
MDL Number MFCD00009765
SMILES COC(=O)C1=C(N)C=CS1
Synonym methyl 3-amino-2-thiophenecarboxylate,3-aminothiophene-2-carboxylic acid methyl ester,2-thiophenecarboxylic acid, 3-amino-, methyl ester,3-amino-thiophene-2-carboxylic acid methyl ester,3-amino-2-thiophenecarboxylic acid methyl ester,methyl 3-amino-2-thiophene carboxylate,methyl-3-amino-thiophene-2-carboxylate,3-amino-2-carbomethoxythiophene,3-amino-2-methoxycarbonylthiophene,methyl3-aminothiophene-2-carboxylate
IUPAC Name methyl 3-aminothiophene-2-carboxylate
InChI Key TWEQNZZOOFKOER-UHFFFAOYSA-N
Molecular Formula C6H7NO2S
5

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
6

5-Methyl-2-thiophenecarboxaldehyde, 98%

CAS: 13679-70-4 Molecular Formula: C6H6OS Molecular Weight (g/mol): 126.18 MDL Number: MFCD00005434 InChI Key: VAUMDUIUEPIGHM-UHFFFAOYSA-N Synonym: 5-methyl-2-thiophenecarboxaldehyde,5-methylthiophene-2-carboxaldehyde,5-methyl-2-thiophenecarbaldehyde,2-formyl-5-methylthiophene,5-methyl-2-formylthiophene,2-thiophenecarboxaldehyde, 5-methyl,5-methylthiophene-2-aldehyde,5-methyl-2-thenaldehyde,5-methyl-2-thiophencarboxaldehyde,5-methyl-2-thiophene carboxaldehyde PubChem CID: 61663 IUPAC Name: 5-methylthiophene-2-carbaldehyde SMILES: CC1=CC=C(S1)C=O

PubChem CID 61663
CAS 13679-70-4
Molecular Weight (g/mol) 126.18
MDL Number MFCD00005434
SMILES CC1=CC=C(S1)C=O
Synonym 5-methyl-2-thiophenecarboxaldehyde,5-methylthiophene-2-carboxaldehyde,5-methyl-2-thiophenecarbaldehyde,2-formyl-5-methylthiophene,5-methyl-2-formylthiophene,2-thiophenecarboxaldehyde, 5-methyl,5-methylthiophene-2-aldehyde,5-methyl-2-thenaldehyde,5-methyl-2-thiophencarboxaldehyde,5-methyl-2-thiophene carboxaldehyde
IUPAC Name 5-methylthiophene-2-carbaldehyde
InChI Key VAUMDUIUEPIGHM-UHFFFAOYSA-N
Molecular Formula C6H6OS
7

2,5-Dimethylthiophene, 98.5%

CAS: 638-02-8 Molecular Formula: C6H8S Molecular Weight (g/mol): 112.19 MDL Number: MFCD00005452 InChI Key: GWQOOADXMVQEFT-UHFFFAOYSA-N PubChem CID: 12514 IUPAC Name: 2,5-dimethylthiophene SMILES: CC1=CC=C(S1)C

PubChem CID 12514
CAS 638-02-8
Molecular Weight (g/mol) 112.19
MDL Number MFCD00005452
SMILES CC1=CC=C(S1)C
IUPAC Name 2,5-dimethylthiophene
InChI Key GWQOOADXMVQEFT-UHFFFAOYSA-N
Molecular Formula C6H8S
8

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
9

2-Thiophenecarboxylic acid, 99%

CAS: 527-72-0 Molecular Formula: C5H4O2S Molecular Weight (g/mol): 128.15 MDL Number: MFCD00005437 InChI Key: QERYCTSHXKAMIS-UHFFFAOYSA-N Synonym: 2-thiophenecarboxylic acid,2-thenoic acid,2-carboxythiophene,2-thiophenic acid,2-thienylcarboxylic acid,alpha-thiophenecarboxylic acid,2-tca,thiophene-2-carboxylate,tenoic acid,.alpha.-thiophenecarboxylic acid PubChem CID: 10700 ChEBI: CHEBI:71241 IUPAC Name: thiophene-2-carboxylic acid SMILES: OC(=O)C1=CC=CS1

PubChem CID 10700
CAS 527-72-0
Molecular Weight (g/mol) 128.15
ChEBI CHEBI:71241
MDL Number MFCD00005437
SMILES OC(=O)C1=CC=CS1
Synonym 2-thiophenecarboxylic acid,2-thenoic acid,2-carboxythiophene,2-thiophenic acid,2-thienylcarboxylic acid,alpha-thiophenecarboxylic acid,2-tca,thiophene-2-carboxylate,tenoic acid,.alpha.-thiophenecarboxylic acid
IUPAC Name thiophene-2-carboxylic acid
InChI Key QERYCTSHXKAMIS-UHFFFAOYSA-N
Molecular Formula C5H4O2S
10

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
11

2-Thiophenecarboxylic acid hydrazide, 97%

CAS: 2361-27-5 Molecular Formula: C5H6N2OS Molecular Weight (g/mol): 142.18 MDL Number: MFCD00005435 InChI Key: SOGBOGBTIKMGFS-UHFFFAOYSA-N Synonym: 2-thiophenecarboxylic acid hydrazide,thiophene-2-carboxylic acid hydrazide,2-thenoylhydrazine,2-thiophenecarboxylic hydrazide,2-thiophenecarbohydrazide,thiophene-2-carboxylic hydrazide,2-thiophenecarboxylic acid, hydrazide,2-thiophenecarbohydrazonic acid,2-thienylcarboxylic acid hydrazide,2-thiophene carboxylic hydrazide PubChem CID: 73098 IUPAC Name: thiophene-2-carbohydrazide SMILES: C1=CSC(=C1)C(=O)NN

PubChem CID 73098
CAS 2361-27-5
Molecular Weight (g/mol) 142.18
MDL Number MFCD00005435
SMILES C1=CSC(=C1)C(=O)NN
Synonym 2-thiophenecarboxylic acid hydrazide,thiophene-2-carboxylic acid hydrazide,2-thenoylhydrazine,2-thiophenecarboxylic hydrazide,2-thiophenecarbohydrazide,thiophene-2-carboxylic hydrazide,2-thiophenecarboxylic acid, hydrazide,2-thiophenecarbohydrazonic acid,2-thienylcarboxylic acid hydrazide,2-thiophene carboxylic hydrazide
IUPAC Name thiophene-2-carbohydrazide
InChI Key SOGBOGBTIKMGFS-UHFFFAOYSA-N
Molecular Formula C5H6N2OS
12

2-Bromo-5-nitrothiophene, 97%

CAS: 13195-50-1 Molecular Formula: C4H2BrNO2S Molecular Weight (g/mol): 208.03 InChI Key: ZPNFMDYBAQDFDY-UHFFFAOYSA-N PubChem CID: 83222 IUPAC Name: 2-bromo-5-nitrothiophene SMILES: C1=C(SC(=C1)Br)[N+](=O)[O-]

PubChem CID 83222
CAS 13195-50-1
Molecular Weight (g/mol) 208.03
SMILES C1=C(SC(=C1)Br)[N+](=O)[O-]
IUPAC Name 2-bromo-5-nitrothiophene
InChI Key ZPNFMDYBAQDFDY-UHFFFAOYSA-N
Molecular Formula C4H2BrNO2S
13

2-Iodo-5-methylthiophene, 97%

CAS: 16494-36-3 Molecular Formula: C5H5IS Molecular Weight (g/mol): 224.06 MDL Number: MFCD00022492 InChI Key: NAZNQEXKAPLVKC-UHFFFAOYSA-N Synonym: thiophene, 2-iodo-5-methyl,pubchem7417,acmc-1bs6v,2-iodo-5-methyl-thiophene,2-iodo-5-methyl thiophene,bidd:gt0402,2-iodo-5-methylthiophene PubChem CID: 140096 IUPAC Name: 2-iodo-5-methylthiophene SMILES: CC1=CC=C(I)S1

PubChem CID 140096
CAS 16494-36-3
Molecular Weight (g/mol) 224.06
MDL Number MFCD00022492
SMILES CC1=CC=C(I)S1
Synonym thiophene, 2-iodo-5-methyl,pubchem7417,acmc-1bs6v,2-iodo-5-methyl-thiophene,2-iodo-5-methyl thiophene,bidd:gt0402,2-iodo-5-methylthiophene
IUPAC Name 2-iodo-5-methylthiophene
InChI Key NAZNQEXKAPLVKC-UHFFFAOYSA-N
Molecular Formula C5H5IS
14

5-Chlorothiophene-2-boronic acid, 97+%

CAS: 162607-18-3 Molecular Formula: C4H4BClO2S Molecular Weight (g/mol): 162.39 MDL Number: MFCD00236030 InChI Key: JFCLNCVCDFUJPO-UHFFFAOYSA-N Synonym: 5-chlorothiophene-2-boronic acid,5-chloro-2-thienylboronic acid,5-chlorothiophen-2-yl boronic acid,5-chloro-2-thiopheneboronic acid,5-chlorothiophen-2-boronic acid,5-chlorothiophen-2-yl boranediol,5-chlorothiphene 2-boronic acid,5-chloro-2-thienyl boronic acid,boronic acid, 5-chloro-2-thienyl,5-chlorothiophene-2-boronicacid PubChem CID: 2734324 IUPAC Name: (5-chlorothiophen-2-yl)boronic acid SMILES: OB(O)C1=CC=C(Cl)S1

PubChem CID 2734324
CAS 162607-18-3
Molecular Weight (g/mol) 162.39
MDL Number MFCD00236030
SMILES OB(O)C1=CC=C(Cl)S1
Synonym 5-chlorothiophene-2-boronic acid,5-chloro-2-thienylboronic acid,5-chlorothiophen-2-yl boronic acid,5-chloro-2-thiopheneboronic acid,5-chlorothiophen-2-boronic acid,5-chlorothiophen-2-yl boranediol,5-chlorothiphene 2-boronic acid,5-chloro-2-thienyl boronic acid,boronic acid, 5-chloro-2-thienyl,5-chlorothiophene-2-boronicacid
IUPAC Name (5-chlorothiophen-2-yl)boronic acid
InChI Key JFCLNCVCDFUJPO-UHFFFAOYSA-N
Molecular Formula C4H4BClO2S
15

3,4-Diaminothiophene dihydrochloride, 96%

CAS: 90069-81-1 Molecular Formula: C4H6N2S·2HCl Molecular Weight (g/mol): 187.09 MDL Number: MFCD00671511 InChI Key: RAMOMCXNLLLICQ-UHFFFAOYSA-N Synonym: 3,4-diaminothiophene dihydrochloride,thiophene-3,4-diamine dihydrochloride,3,4-diaminothiophenedihydrochloride,pubchem21822,acmc-209r4q,3,4-diaminothiophene 2hcl,3?4-diaminothiophene dihydrochloride,3,4-thiophenediamine, dihydrochloride,thiophene-3,4-diamine-hydrogen chloride 1/2 PubChem CID: 12707342 IUPAC Name: thiophene-3,4-diamine;dihydrochloride SMILES: C1=C(C(=CS1)N)N.Cl.Cl

PubChem CID 12707342
CAS 90069-81-1
Molecular Weight (g/mol) 187.09
MDL Number MFCD00671511
SMILES C1=C(C(=CS1)N)N.Cl.Cl
Synonym 3,4-diaminothiophene dihydrochloride,thiophene-3,4-diamine dihydrochloride,3,4-diaminothiophenedihydrochloride,pubchem21822,acmc-209r4q,3,4-diaminothiophene 2hcl,3?4-diaminothiophene dihydrochloride,3,4-thiophenediamine, dihydrochloride,thiophene-3,4-diamine-hydrogen chloride 1/2
IUPAC Name thiophene-3,4-diamine;dihydrochloride
InChI Key RAMOMCXNLLLICQ-UHFFFAOYSA-N
Molecular Formula C4H6N2S·2HCl