Thiophenes

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

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2,5-Dimethylthiophene, 98+%

CAS: 638-02-8 Molecular Formula: C6H8S Molecular Weight (g/mol): 112.19 MDL Number: MFCD00005452 InChI Key: GWQOOADXMVQEFT-UHFFFAOYSA-N Synonym: thiophene, 2,5-dimethyl,2,5-dimethyl-thiophene,unii-v6ddx6wb12,v6ddx6wb12,pubchem5194,2,5 dimethylthiophene,thiophene,5-dimethyl,2,5-dimethyl thiophene,thiophene,2,5-dimethyl,2,5-dimethyl-2h-thiolium PubChem CID: 12514 IUPAC Name: 2,5-dimethylthiophene SMILES: CC1=CC=C(S1)C

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PubChem CID	12514
CAS	638-02-8
Molecular Weight (g/mol)	112.19
MDL Number	MFCD00005452
SMILES	CC1=CC=C(S1)C
Synonym	thiophene, 2,5-dimethyl,2,5-dimethyl-thiophene,unii-v6ddx6wb12,v6ddx6wb12,pubchem5194,2,5 dimethylthiophene,thiophene,5-dimethyl,2,5-dimethyl thiophene,thiophene,2,5-dimethyl,2,5-dimethyl-2h-thiolium
IUPAC Name	2,5-dimethylthiophene
InChI Key	GWQOOADXMVQEFT-UHFFFAOYSA-N
Molecular Formula	C6H8S

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

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Specifications

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

2-Bromo-5-methyl-1-benzothiophene, 97%, Thermo Scientific™

CAS: 111860-00-5 Molecular Formula: C9H7BrS Molecular Weight (g/mol): 227.119 MDL Number: MFCD05865140 InChI Key: HZPBPLLBZYSGBI-UHFFFAOYSA-N Synonym: 2-bromo-5-methylbenzo b thiophene,benzo b thiophene,2-bromo-5-methyl,acmc-20mexj,2-bromanyl-5-methyl-1-benzothiophene,2-bromo-5-methyl-1-benzo b thiophene,benzo b thiophene, 2-bromo-5-methyl PubChem CID: 2794769 IUPAC Name: 2-bromo-5-methyl-1-benzothiophene SMILES: CC1=CC2=C(C=C1)SC(=C2)Br

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Specifications

PubChem CID	2794769
CAS	111860-00-5
Molecular Weight (g/mol)	227.119
MDL Number	MFCD05865140
SMILES	CC1=CC2=C(C=C1)SC(=C2)Br
Synonym	2-bromo-5-methylbenzo b thiophene,benzo b thiophene,2-bromo-5-methyl,acmc-20mexj,2-bromanyl-5-methyl-1-benzothiophene,2-bromo-5-methyl-1-benzo b thiophene,benzo b thiophene, 2-bromo-5-methyl
IUPAC Name	2-bromo-5-methyl-1-benzothiophene
InChI Key	HZPBPLLBZYSGBI-UHFFFAOYSA-N
Molecular Formula	C9H7BrS

5-Methylthiophene-2-sulfonyl chloride, 97%, Thermo Scientific™

CAS: 55854-45-0 Molecular Formula: C5H5ClO2S2 Molecular Weight (g/mol): 196.66 MDL Number: MFCD05864499 InChI Key: QGGRRHYGHGJEKP-UHFFFAOYSA-N Synonym: 5-methyl-2-thiophenesulfonyl chloride,2-thiophenesulfonyl chloride, 5-methyl,5-methylthiophene-2-sulfonylchloride,5-methylthiophene-2-sulphonyl chloride,5-methyl-2-thienylsulfonyl chloride,chloro 5-methyl 2-thienyl sulfone,acmc-209lpu,5-methylthiophenesulphonyl chloride,5-methyl-thiophenesulfonyl chloride,2-chlorosulphonyl-5-methylthiophene PubChem CID: 12400112 IUPAC Name: 5-methylthiophene-2-sulfonyl chloride SMILES: CC1=CC=C(S1)S(Cl)(=O)=O

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Specifications

PubChem CID	12400112
CAS	55854-45-0
Molecular Weight (g/mol)	196.66
MDL Number	MFCD05864499
SMILES	CC1=CC=C(S1)S(Cl)(=O)=O
Synonym	5-methyl-2-thiophenesulfonyl chloride,2-thiophenesulfonyl chloride, 5-methyl,5-methylthiophene-2-sulfonylchloride,5-methylthiophene-2-sulphonyl chloride,5-methyl-2-thienylsulfonyl chloride,chloro 5-methyl 2-thienyl sulfone,acmc-209lpu,5-methylthiophenesulphonyl chloride,5-methyl-thiophenesulfonyl chloride,2-chlorosulphonyl-5-methylthiophene
IUPAC Name	5-methylthiophene-2-sulfonyl chloride
InChI Key	QGGRRHYGHGJEKP-UHFFFAOYSA-N
Molecular Formula	C5H5ClO2S2

5-Pyrid-3-ylthiophene-2-carboxylic acid, 97%, Thermo Scientific™

CAS: 278803-20-6 Molecular Formula: C10H7NO2S Molecular Weight (g/mol): 205.231 MDL Number: MFCD06496471 InChI Key: HENDYXUZFUWIMG-UHFFFAOYSA-N Synonym: 5-pyrid-3-ylthiophene-2-carboxylic acid,5-pyridin-3-yl thiophene-2-carboxylic acid,2-thiophenecarboxylicacid, 5-3-pyridinyl,5-3-pyridyl thiophene-2-carboxylic acid,5-pyridin-3-yl-thiophene-2-carboxylic acid,5-3-pyridinyl-2-thiophenecarboxylic acid,2-thiophenecarboxylic acid, 5-3-pyridinyl PubChem CID: 4739100 IUPAC Name: 5-pyridin-3-ylthiophene-2-carboxylic acid SMILES: C1=CC(=CN=C1)C2=CC=C(S2)C(=O)O

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Specifications

PubChem CID	4739100
CAS	278803-20-6
Molecular Weight (g/mol)	205.231
MDL Number	MFCD06496471
SMILES	C1=CC(=CN=C1)C2=CC=C(S2)C(=O)O
Synonym	5-pyrid-3-ylthiophene-2-carboxylic acid,5-pyridin-3-yl thiophene-2-carboxylic acid,2-thiophenecarboxylicacid, 5-3-pyridinyl,5-3-pyridyl thiophene-2-carboxylic acid,5-pyridin-3-yl-thiophene-2-carboxylic acid,5-3-pyridinyl-2-thiophenecarboxylic acid,2-thiophenecarboxylic acid, 5-3-pyridinyl
IUPAC Name	5-pyridin-3-ylthiophene-2-carboxylic acid
InChI Key	HENDYXUZFUWIMG-UHFFFAOYSA-N
Molecular Formula	C10H7NO2S

3-(4-chlorophenyl)-4-cyano-5-(methylthio)thiophene-2-carboxylic acid, 97%, Thermo Scientific™

CAS: 116525-66-7 Molecular Formula: C13H8ClNO2S2 Molecular Weight (g/mol): 309.78 MDL Number: MFCD00112478 InChI Key: CCQQTQYIJRVXIU-UHFFFAOYSA-N Synonym: 3-4-chlorophenyl-4-cyano-5-methylthio thiophene-2-carboxylic acid,2-thiophenecarboxylicacid, 3-4-chlorophenyl-4-cyano-5-methylthio,3-4-chlorophenyl-4-cyano-5-methylsulfanyl thiophene-2-carboxylic acid,maybridge1_004446,acmc-1bss2,3-4-chlorophenyl-4-cyano-5-methylthio-2-thiophenecarboxylic acid,3-4-chlorophenyl-4-cyano-5-methylsulfanyl-thiophene-2-carboxylic acid,3-4-chlorophenyl-4-cyano-5-methylsulfanylthiophene-2-carboxylic acid PubChem CID: 2735791 SMILES: CSC1=C(C#N)C(=C(S1)C(O)=O)C1=CC=C(Cl)C=C1

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Specifications

PubChem CID	2735791
CAS	116525-66-7
Molecular Weight (g/mol)	309.78
MDL Number	MFCD00112478
SMILES	CSC1=C(C#N)C(=C(S1)C(O)=O)C1=CC=C(Cl)C=C1
Synonym	3-4-chlorophenyl-4-cyano-5-methylthio thiophene-2-carboxylic acid,2-thiophenecarboxylicacid, 3-4-chlorophenyl-4-cyano-5-methylthio,3-4-chlorophenyl-4-cyano-5-methylsulfanyl thiophene-2-carboxylic acid,maybridge1_004446,acmc-1bss2,3-4-chlorophenyl-4-cyano-5-methylthio-2-thiophenecarboxylic acid,3-4-chlorophenyl-4-cyano-5-methylsulfanyl-thiophene-2-carboxylic acid,3-4-chlorophenyl-4-cyano-5-methylsulfanylthiophene-2-carboxylic acid
InChI Key	CCQQTQYIJRVXIU-UHFFFAOYSA-N
Molecular Formula	C13H8ClNO2S2

5-(Methylsulfonyl)thiophene-2-carboxylic acid, 97%, Thermo Scientific™

CAS: 60166-86-1 Molecular Formula: C6H6O4S2 Molecular Weight (g/mol): 206.23 MDL Number: MFCD00173745 InChI Key: SLWRTVINHWIGTK-UHFFFAOYSA-N Synonym: 5-methylsulfonyl thiophene-2-carboxylic acid,5-methanesulfonylthiophene-2-carboxylic acid,2-thiophenecarboxylicacid, 5-methylsulfonyl,maybridge1_007675,5-methanesulfonyl-2-thiphenecarboxylic acid,5-methylsulfonyl-2-thiophenecarboxylic acid,2-thiophenecarboxylicacid,5-methylsulfonyl,5-methanesulfonyl thiophene-2-carboxylic acid PubChem CID: 2740497 IUPAC Name: 5-methylsulfonylthiophene-2-carboxylic acid SMILES: CS(=O)(=O)C1=CC=C(S1)C(O)=O

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Specifications

PubChem CID	2740497
CAS	60166-86-1
Molecular Weight (g/mol)	206.23
MDL Number	MFCD00173745
SMILES	CS(=O)(=O)C1=CC=C(S1)C(O)=O
Synonym	5-methylsulfonyl thiophene-2-carboxylic acid,5-methanesulfonylthiophene-2-carboxylic acid,2-thiophenecarboxylicacid, 5-methylsulfonyl,maybridge1_007675,5-methanesulfonyl-2-thiphenecarboxylic acid,5-methylsulfonyl-2-thiophenecarboxylic acid,2-thiophenecarboxylicacid,5-methylsulfonyl,5-methanesulfonyl thiophene-2-carboxylic acid
IUPAC Name	5-methylsulfonylthiophene-2-carboxylic acid
InChI Key	SLWRTVINHWIGTK-UHFFFAOYSA-N
Molecular Formula	C6H6O4S2

5-(2-Furyl)thiophene-2-carbaldehyde, ≥97%, Thermo Scientific™

CAS: 868755-64-0 Molecular Formula: C9H6O2S Molecular Weight (g/mol): 178.205 MDL Number: MFCD06410178 InChI Key: IXUVFAGSDDBEKJ-UHFFFAOYSA-N Synonym: 5-2-furyl thiophene-2-carbaldehyde,5-furan-2-yl thiophene-2-carbaldehyde,5-fur-2-yl thiophene-2-carboxaldehyde,2-thiophenecarboxaldehyde,5-2-furanyl,5-furan-2-yl thiophene-2-carboxaldehyde,5-2-furanyl-2-thiophenecarboxaldehyde PubChem CID: 23004862 IUPAC Name: 5-(furan-2-yl)thiophene-2-carbaldehyde SMILES: C1=COC(=C1)C2=CC=C(S2)C=O

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Specifications

PubChem CID	23004862
CAS	868755-64-0
Molecular Weight (g/mol)	178.205
MDL Number	MFCD06410178
SMILES	C1=COC(=C1)C2=CC=C(S2)C=O
Synonym	5-2-furyl thiophene-2-carbaldehyde,5-furan-2-yl thiophene-2-carbaldehyde,5-fur-2-yl thiophene-2-carboxaldehyde,2-thiophenecarboxaldehyde,5-2-furanyl,5-furan-2-yl thiophene-2-carboxaldehyde,5-2-furanyl-2-thiophenecarboxaldehyde
IUPAC Name	5-(furan-2-yl)thiophene-2-carbaldehyde
InChI Key	IXUVFAGSDDBEKJ-UHFFFAOYSA-N
Molecular Formula	C9H6O2S

Thieno[2,3-b]pyrazine-6-carboxylic acid, 90%, Thermo Scientific™

CAS: 59944-79-5 Molecular Formula: C7H4N2O2S Molecular Weight (g/mol): 180.181 InChI Key: MEHCDDSVVYRWJT-UHFFFAOYSA-N Synonym: thieno 2,3-b pyrazine-6-carboxylic acid,pubchem9882,thieno 2,3-b pyrazine-6-carboxylicacid,6-thieno 2,3-b pyrazinecarboxylic acid,thieno 3,2-b pyrazine-6-carboxylic acid,thiopheno 2,3-b pyrazine-6-carboxylic acid PubChem CID: 7164578 IUPAC Name: thieno[2,3-b]pyrazine-6-carboxylic acid SMILES: C1=CN=C2C(=N1)C=C(S2)C(=O)O

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Specifications

PubChem CID	7164578
CAS	59944-79-5
Molecular Weight (g/mol)	180.181
SMILES	C1=CN=C2C(=N1)C=C(S2)C(=O)O
Synonym	thieno 2,3-b pyrazine-6-carboxylic acid,pubchem9882,thieno 2,3-b pyrazine-6-carboxylicacid,6-thieno 2,3-b pyrazinecarboxylic acid,thieno 3,2-b pyrazine-6-carboxylic acid,thiopheno 2,3-b pyrazine-6-carboxylic acid
IUPAC Name	thieno[2,3-b]pyrazine-6-carboxylic acid
InChI Key	MEHCDDSVVYRWJT-UHFFFAOYSA-N
Molecular Formula	C7H4N2O2S

ethyle3-amino-4-(isopropylsulfonyl)-5-(methylthio)thiophene-2-carboxylate, 97%, Thermo Scientific™

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3-(5-bromo-2-thienyl)pyridine, 97%, Thermo Scientific™

CAS: 169050-05-9 Molecular Formula: C9H6BrNS Molecular Weight (g/mol): 240.12 MDL Number: MFCD04971290 InChI Key: GJBHIXTYLYHAQD-UHFFFAOYSA-N Synonym: 3-5-bromothiophen-2-yl pyridine,3-5-bromo-2-thienyl pyridine,3-5-bromothien-2-yl pyridine,2-bromo-5-pyridin-3-ylthiophene,5-bromo-2-3-pyridyl thiophene,2-bromo-5-pyridin-3-yl thiophene PubChem CID: 818817 IUPAC Name: 3-(5-bromothiophen-2-yl)pyridine SMILES: BrC1=CC=C(S1)C1=CN=CC=C1

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Specifications

PubChem CID	818817
CAS	169050-05-9
Molecular Weight (g/mol)	240.12
MDL Number	MFCD04971290
SMILES	BrC1=CC=C(S1)C1=CN=CC=C1
Synonym	3-5-bromothiophen-2-yl pyridine,3-5-bromo-2-thienyl pyridine,3-5-bromothien-2-yl pyridine,2-bromo-5-pyridin-3-ylthiophene,5-bromo-2-3-pyridyl thiophene,2-bromo-5-pyridin-3-yl thiophene
IUPAC Name	3-(5-bromothiophen-2-yl)pyridine
InChI Key	GJBHIXTYLYHAQD-UHFFFAOYSA-N
Molecular Formula	C9H6BrNS

2,5-Dimethyl-3-thiophenesulfonyl chloride, 97%, Thermo Scientific™

CAS: 97272-04-3 Molecular Formula: C6H7ClO2S2 Molecular Weight (g/mol): 210.69 MDL Number: MFCD03086201 InChI Key: CMTPCYKEUFDVAU-UHFFFAOYSA-N PubChem CID: 2779650 IUPAC Name: 2,5-dimethylthiophene-3-sulfonyl chloride SMILES: CC1=CC(=C(C)S1)S(Cl)(=O)=O

Pricing and Availability
Specifications

PubChem CID	2779650
CAS	97272-04-3
Molecular Weight (g/mol)	210.69
MDL Number	MFCD03086201
SMILES	CC1=CC(=C(C)S1)S(Cl)(=O)=O
IUPAC Name	2,5-dimethylthiophene-3-sulfonyl chloride
InChI Key	CMTPCYKEUFDVAU-UHFFFAOYSA-N
Molecular Formula	C6H7ClO2S2

5-Pyridin-2-ylthiophene-2-carbaldehyde, Thermo Scientific™

CAS: 132706-12-8 Molecular Formula: C10H7NOS Molecular Weight (g/mol): 189.232 InChI Key: VAGVVFZWHTULBM-UHFFFAOYSA-N Synonym: 5-pyridin-2-yl thiophene-2-carbaldehyde,5-2-pyridyl thiophene-2-carbaldehyde,2-thiophenecarboxaldehyde,5-2-pyridinyl,5-pyridin-2-yl thiophene-2-carboxaldehyde,5-2-pyridinyl-2-thiophenecarboxaldehyde,pubchem16361,acmc-1c1gm,5-2-pyridinyl-2-thiophenecarbaldehyde,5-2-pyridinyl-2-thiophenecarbaldehyde #,thiophene-2-carboxaldehyde, 5-2-pyridyl PubChem CID: 605127 IUPAC Name: 5-pyridin-2-ylthiophene-2-carbaldehyde SMILES: C1=CC=NC(=C1)C2=CC=C(S2)C=O

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Specifications

PubChem CID	605127
CAS	132706-12-8
Molecular Weight (g/mol)	189.232
SMILES	C1=CC=NC(=C1)C2=CC=C(S2)C=O
Synonym	5-pyridin-2-yl thiophene-2-carbaldehyde,5-2-pyridyl thiophene-2-carbaldehyde,2-thiophenecarboxaldehyde,5-2-pyridinyl,5-pyridin-2-yl thiophene-2-carboxaldehyde,5-2-pyridinyl-2-thiophenecarboxaldehyde,pubchem16361,acmc-1c1gm,5-2-pyridinyl-2-thiophenecarbaldehyde,5-2-pyridinyl-2-thiophenecarbaldehyde #,thiophene-2-carboxaldehyde, 5-2-pyridyl
IUPAC Name	5-pyridin-2-ylthiophene-2-carbaldehyde
InChI Key	VAGVVFZWHTULBM-UHFFFAOYSA-N
Molecular Formula	C10H7NOS

3-(5-Bromo-2-thienyl)-5-methyl-1,2,4-oxadiazole, 97%, Thermo Scientific™

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1-Benzothiophen-2-ylmethylamine, 95%, Thermo Scientific™

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Thiophenes

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