accessibility menu, dialog, popup

UserName
New Feature

You can now browse the site in English or Français.

Thiophenes

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

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

category

special offers

  • (1)

brands

  • (1)
  • (40)
  • (166)
  • (109)
  • (11)
Keyword Search:
1 – 15 of 145 results
1

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
2

2-Benzothienylboronic acid, 98%

CAS: 98437-23-1 Molecular Formula: C8H7BO2S Molecular Weight (g/mol): 178.01 MDL Number: MFCD01075674 InChI Key: YNCYPMUJDDXIRH-UHFFFAOYSA-N Synonym: 2-benzothienylboronic acid,benzo b thiophen-2-ylboronic acid,benzo b thiophene-2-boronic acid,benzothiophene-2-boronic acid,1-benzothien-2-ylboronic acid,thianaphthene-2-boronic acid,benzo b thiophene-2-ylboronic acid,2-benzothiopheneboronic acid,benzothiophen-2-ylboronic acid PubChem CID: 2359 IUPAC Name: 1-benzothiophen-2-ylboronic acid SMILES: OB(O)C1=CC2=CC=CC=C2S1

PubChem CID 2359
CAS 98437-23-1
Molecular Weight (g/mol) 178.01
MDL Number MFCD01075674
SMILES OB(O)C1=CC2=CC=CC=C2S1
Synonym 2-benzothienylboronic acid,benzo b thiophen-2-ylboronic acid,benzo b thiophene-2-boronic acid,benzothiophene-2-boronic acid,1-benzothien-2-ylboronic acid,thianaphthene-2-boronic acid,benzo b thiophene-2-ylboronic acid,2-benzothiopheneboronic acid,benzothiophen-2-ylboronic acid
IUPAC Name 1-benzothiophen-2-ylboronic acid
InChI Key YNCYPMUJDDXIRH-UHFFFAOYSA-N
Molecular Formula C8H7BO2S
3

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
4

Thiophene-2,5-dicarboxylic acid, 97%

CAS: 4282-31-9 Molecular Formula: C6H4O4S Molecular Weight (g/mol): 172.154 MDL Number: MFCD00016896 InChI Key: YCGAZNXXGKTASZ-UHFFFAOYSA-N Synonym: 2,5-thiophenedicarboxylic acid,2,5-dicarboxythiophene,unii-5q8a2g9y8a,2,5-thiophene dicarboxylic acid,pubchem5580,maybridge4_002021,acmc-1aj5p,ksc182i5d,2,5-thiophene-dicarboxylic acid,thiophene-2.5-dicarboxylic acid PubChem CID: 20273 IUPAC Name: thiophene-2,5-dicarboxylic acid SMILES: C1=C(SC(=C1)C(=O)O)C(=O)O

PubChem CID 20273
CAS 4282-31-9
Molecular Weight (g/mol) 172.154
MDL Number MFCD00016896
SMILES C1=C(SC(=C1)C(=O)O)C(=O)O
Synonym 2,5-thiophenedicarboxylic acid,2,5-dicarboxythiophene,unii-5q8a2g9y8a,2,5-thiophene dicarboxylic acid,pubchem5580,maybridge4_002021,acmc-1aj5p,ksc182i5d,2,5-thiophene-dicarboxylic acid,thiophene-2.5-dicarboxylic acid
IUPAC Name thiophene-2,5-dicarboxylic acid
InChI Key YCGAZNXXGKTASZ-UHFFFAOYSA-N
Molecular Formula C6H4O4S
5

Thiophene-3-carboxylic acid, 99%

CAS: 88-13-1 Molecular Formula: C5H4O2S Molecular Weight (g/mol): 128.145 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) 128.145
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
6

Thiophene-2-carboxylic 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
7

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
8

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
9

5-Acetylthiophene-2-carboxylic acid, 98+%

CAS: 4066-41-5 Molecular Formula: C7H6O3S Molecular Weight (g/mol): 170.182 MDL Number: MFCD00055512 InChI Key: LIKIMWYKJUFVJP-UHFFFAOYSA-N Synonym: 5-acetyl-2-thiophenecarboxylic acid,5-acetyltiophene-2-carboxylic acid,2-thiophenecarboxylic acid, 5-acetyl,5-acetyl-2-thenoic acid,acmc-1ae0g,5-carboxy-2-acetylthiophene,5-acetylthiophene-2-carboxylicacid,5-acetyl-thiophen-2-carboxylic acid,5-acetyl thiophene-2-carboxylic acid,5-acetyl-2-thiophene-carboxylic acid PubChem CID: 3742727 IUPAC Name: 5-acetylthiophene-2-carboxylic acid SMILES: CC(=O)C1=CC=C(S1)C(=O)O

PubChem CID 3742727
CAS 4066-41-5
Molecular Weight (g/mol) 170.182
MDL Number MFCD00055512
SMILES CC(=O)C1=CC=C(S1)C(=O)O
Synonym 5-acetyl-2-thiophenecarboxylic acid,5-acetyltiophene-2-carboxylic acid,2-thiophenecarboxylic acid, 5-acetyl,5-acetyl-2-thenoic acid,acmc-1ae0g,5-carboxy-2-acetylthiophene,5-acetylthiophene-2-carboxylicacid,5-acetyl-thiophen-2-carboxylic acid,5-acetyl thiophene-2-carboxylic acid,5-acetyl-2-thiophene-carboxylic acid
IUPAC Name 5-acetylthiophene-2-carboxylic acid
InChI Key LIKIMWYKJUFVJP-UHFFFAOYSA-N
Molecular Formula C7H6O3S
10

2,5-Dimethylthiophene-3-boronic acid, 95%

CAS: 162607-23-0 Molecular Formula: C6H9BO2S Molecular Weight (g/mol): 156.01 MDL Number: MFCD09837620 InChI Key: RFQHMNWNEOZRLK-UHFFFAOYSA-N Synonym: 2,5-dimethylthiophene-3-boronic acid,2,5-dimethylthiophen-3-yl boronic acid,2,5-dimethyl-3-thienyl boronic acid,boronic acid,b-2,5-dimethyl-3-thienyl,2,5-dimethyl-3-thienylboronic acid,2,5-dimethylthien-3-ylboronic acid,boronic acid, 2,5-dimethyl-3-thienyl PubChem CID: 45588123 IUPAC Name: (2,5-dimethylthiophen-3-yl)boronic acid SMILES: CC1=CC(B(O)O)=C(C)S1

PubChem CID 45588123
CAS 162607-23-0
Molecular Weight (g/mol) 156.01
MDL Number MFCD09837620
SMILES CC1=CC(B(O)O)=C(C)S1
Synonym 2,5-dimethylthiophene-3-boronic acid,2,5-dimethylthiophen-3-yl boronic acid,2,5-dimethyl-3-thienyl boronic acid,boronic acid,b-2,5-dimethyl-3-thienyl,2,5-dimethyl-3-thienylboronic acid,2,5-dimethylthien-3-ylboronic acid,boronic acid, 2,5-dimethyl-3-thienyl
IUPAC Name (2,5-dimethylthiophen-3-yl)boronic acid
InChI Key RFQHMNWNEOZRLK-UHFFFAOYSA-N
Molecular Formula C6H9BO2S
11

D-Gulonic acid-1,4-lactone, 98%

CAS: 6322-07-2 MDL Number: MFCD00005391

CAS 6322-07-2
MDL Number MFCD00005391
12

3-Methylthiophene-2-carboxylic acid, 98%

CAS: 23806-24-8 Molecular Formula: C6H5O2S Molecular Weight (g/mol): 141.16 MDL Number: MFCD00005438 InChI Key: IFLKEBSJTZGCJG-UHFFFAOYSA-M Synonym: 3-methyl-2-thiophenecarboxylic acid,3-methyl-2-thenoic acid,2-thiophenecarboxylic acid, 3-methyl,2-carboxy-3-methylthiophene,3-methyl-2-thiophene carboxylic acid,3-methyl-2-thiophenecarboxylic,3-methyl-thiophene-2-carboxylic acid,3-methyl-2-thiophenecarboxylicacid,pubchem5182,acmc-1cinc PubChem CID: 90269 IUPAC Name: 3-methylthiophene-2-carboxylic acid SMILES: CC1=C(SC=C1)C([O-])=O

PubChem CID 90269
CAS 23806-24-8
Molecular Weight (g/mol) 141.16
MDL Number MFCD00005438
SMILES CC1=C(SC=C1)C([O-])=O
Synonym 3-methyl-2-thiophenecarboxylic acid,3-methyl-2-thenoic acid,2-thiophenecarboxylic acid, 3-methyl,2-carboxy-3-methylthiophene,3-methyl-2-thiophene carboxylic acid,3-methyl-2-thiophenecarboxylic,3-methyl-thiophene-2-carboxylic acid,3-methyl-2-thiophenecarboxylicacid,pubchem5182,acmc-1cinc
IUPAC Name 3-methylthiophene-2-carboxylic acid
InChI Key IFLKEBSJTZGCJG-UHFFFAOYSA-M
Molecular Formula C6H5O2S
13

3-Chlorothiophene-2-carboxylic acid, 97+%

CAS: 59337-89-2 Molecular Formula: C5H3ClO2S Molecular Weight (g/mol): 162.587 MDL Number: MFCD00043888 InChI Key: BXEAAHIHFFIMIE-UHFFFAOYSA-N Synonym: 3-chloro-2-thiophenecarboxylic acid,3-chlorothiophene-2-carboxylicacid,2-thiophenecarboxylic acid, chloro,3-chloro-thiophene-2-carboxylic acid,pubchem5491,chlorothiophenecarboxylic,acmc-20agf8,maybridge1_004006,ksc274e4d,3-chlorothiophenecarboxylic acid PubChem CID: 701269 IUPAC Name: 3-chlorothiophene-2-carboxylic acid SMILES: C1=CSC(=C1Cl)C(=O)O

PubChem CID 701269
CAS 59337-89-2
Molecular Weight (g/mol) 162.587
MDL Number MFCD00043888
SMILES C1=CSC(=C1Cl)C(=O)O
Synonym 3-chloro-2-thiophenecarboxylic acid,3-chlorothiophene-2-carboxylicacid,2-thiophenecarboxylic acid, chloro,3-chloro-thiophene-2-carboxylic acid,pubchem5491,chlorothiophenecarboxylic,acmc-20agf8,maybridge1_004006,ksc274e4d,3-chlorothiophenecarboxylic acid
IUPAC Name 3-chlorothiophene-2-carboxylic acid
InChI Key BXEAAHIHFFIMIE-UHFFFAOYSA-N
Molecular Formula C5H3ClO2S
14

5-Methylthiophene-2-carboxylic acid, 98+%

CAS: 1918-79-2 Molecular Formula: C6H6O2S Molecular Weight (g/mol): 142.172 MDL Number: MFCD00005439 InChI Key: VCNGNQLPFHVODE-UHFFFAOYSA-N Synonym: 5-methyl-2-thiophenecarboxylic acid,5-methyl-2-thenoic acid,2-thiophenecarboxylic acid, 5-methyl,2-carboxy-5-methylthiophene,5-methly-2-thiophenecarboxylic acid,5-methyl-thiophene-2-carboxylic acid,5-methyl-2-thiophene carboxylic acid,5-methylthiophen-2-carboxylic acid,2-methyl-5-thiophenecarboxylic acid,pubchem5206 PubChem CID: 74713 IUPAC Name: 5-methylthiophene-2-carboxylic acid SMILES: CC1=CC=C(S1)C(=O)O

PubChem CID 74713
CAS 1918-79-2
Molecular Weight (g/mol) 142.172
MDL Number MFCD00005439
SMILES CC1=CC=C(S1)C(=O)O
Synonym 5-methyl-2-thiophenecarboxylic acid,5-methyl-2-thenoic acid,2-thiophenecarboxylic acid, 5-methyl,2-carboxy-5-methylthiophene,5-methly-2-thiophenecarboxylic acid,5-methyl-thiophene-2-carboxylic acid,5-methyl-2-thiophene carboxylic acid,5-methylthiophen-2-carboxylic acid,2-methyl-5-thiophenecarboxylic acid,pubchem5206
IUPAC Name 5-methylthiophene-2-carboxylic acid
InChI Key VCNGNQLPFHVODE-UHFFFAOYSA-N
Molecular Formula C6H6O2S
15

5-Methylthiophene-2-boronic acid, 98%

CAS: 162607-20-7 Molecular Formula: C5H7BO2S Molecular Weight (g/mol): 141.98 MDL Number: MFCD01318166 InChI Key: NRIYPIBRPGAWDD-UHFFFAOYSA-N Synonym: 5-methylthiophene-2-boronic acid,5-methylthiophen-2-yl boronic acid,5-methyl-2-thiopheneboronic acid,5-methyl-2-thienyl boronic acid,5-methyl-2-thienylboric acid,5-methylthiophen-2-yl boranediol,5-methyl-2-thienylboronic acid,5-methylthiophene-2-boronicacid,2-methylthiophene-5-boronic acid,2-methylthienyl-5-boronic acid PubChem CID: 2734374 IUPAC Name: (5-methylthiophen-2-yl)boronic acid SMILES: CC1=CC=C(S1)B(O)O

PubChem CID 2734374
CAS 162607-20-7
Molecular Weight (g/mol) 141.98
MDL Number MFCD01318166
SMILES CC1=CC=C(S1)B(O)O
Synonym 5-methylthiophene-2-boronic acid,5-methylthiophen-2-yl boronic acid,5-methyl-2-thiopheneboronic acid,5-methyl-2-thienyl boronic acid,5-methyl-2-thienylboric acid,5-methylthiophen-2-yl boranediol,5-methyl-2-thienylboronic acid,5-methylthiophene-2-boronicacid,2-methylthiophene-5-boronic acid,2-methylthienyl-5-boronic acid
IUPAC Name (5-methylthiophen-2-yl)boronic acid
InChI Key NRIYPIBRPGAWDD-UHFFFAOYSA-N
Molecular Formula C5H7BO2S