Thiophenes

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

1 – 15 of 197 results

5-Chlorothiophene-2-sulfonyl chloride, 97%

CAS: 2766-74-7 Molecular Formula: C4H2Cl2O2S2 Molecular Weight (g/mol): 217.08 MDL Number: MFCD00051667 InChI Key: SORSTNOXGOXWAO-UHFFFAOYSA-N Synonym: 5-chlorothiophene-2-sulfonylchloride,5-chloro-2-thiophenesulfonyl chloride,5-chlorothiophene-2-sulphonyl chloride,5-chlorothiophenesulphonyl chloride,5-chloro-2-thienylsulfonyl chloride,5-chloro-thiophene-2-sulfonyl chloride,5-chlorothiophenesulfonyl chloride,5-chlorothiophen-2-sulfonyl chloride,5-chlorothiophene-2-sulphonylchloride,2-thiophenesulfonyl chloride, 5-chloro PubChem CID: 2733925 IUPAC Name: 5-chlorothiophene-2-sulfonyl chloride SMILES: ClC1=CC=C(S1)S(Cl)(=O)=O

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Specifications

PubChem CID	2733925
CAS	2766-74-7
Molecular Weight (g/mol)	217.08
MDL Number	MFCD00051667
SMILES	ClC1=CC=C(S1)S(Cl)(=O)=O
Synonym	5-chlorothiophene-2-sulfonylchloride,5-chloro-2-thiophenesulfonyl chloride,5-chlorothiophene-2-sulphonyl chloride,5-chlorothiophenesulphonyl chloride,5-chloro-2-thienylsulfonyl chloride,5-chloro-thiophene-2-sulfonyl chloride,5-chlorothiophenesulfonyl chloride,5-chlorothiophen-2-sulfonyl chloride,5-chlorothiophene-2-sulphonylchloride,2-thiophenesulfonyl chloride, 5-chloro
IUPAC Name	5-chlorothiophene-2-sulfonyl chloride
InChI Key	SORSTNOXGOXWAO-UHFFFAOYSA-N
Molecular Formula	C4H2Cl2O2S2

Methyl 3-aminothiophene-4-carboxylate hydrochloride, 97+%

CAS: 39978-14-8 Molecular Formula: C6H7NO2S Molecular Weight (g/mol): 157.19 MDL Number: MFCD00068149 InChI Key: BUFZZXCVOFBHLS-UHFFFAOYSA-N Synonym: methyl 4-aminothiophene-3-carboxylate hydrochloride,methyl 3-aminothiophene-4-carboxylate hydrochloride,3-carbomethoxy-4-aminothiophene hydrochloride,acmc-209zkz,methyl 4-aminothiophene-3-carboxylate, chloride,3-amino-4-methoxycarbonylthiophene hydrochloride,4-amino-3-methoxycarbonylthiophene hydrochloride,methyl3-aminothiophene-4-carboxylatehydrochloride,4-amino-3-methoxycarbonyl thiophene hydrochloride,methyl 4-aminothiophen-3-carboxylate hydrochloride PubChem CID: 2777609 SMILES: COC(=O)C1=CSC=C1N

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Specifications

PubChem CID	2777609
CAS	39978-14-8
Molecular Weight (g/mol)	157.19
MDL Number	MFCD00068149
SMILES	COC(=O)C1=CSC=C1N
Synonym	methyl 4-aminothiophene-3-carboxylate hydrochloride,methyl 3-aminothiophene-4-carboxylate hydrochloride,3-carbomethoxy-4-aminothiophene hydrochloride,acmc-209zkz,methyl 4-aminothiophene-3-carboxylate, chloride,3-amino-4-methoxycarbonylthiophene hydrochloride,4-amino-3-methoxycarbonylthiophene hydrochloride,methyl3-aminothiophene-4-carboxylatehydrochloride,4-amino-3-methoxycarbonyl thiophene hydrochloride,methyl 4-aminothiophen-3-carboxylate hydrochloride
InChI Key	BUFZZXCVOFBHLS-UHFFFAOYSA-N
Molecular Formula	C6H7NO2S

3-Bromothiophene-2-carboxylic acid, 97%

CAS: 7311-64-0 Molecular Formula: C5H3BrO2S Molecular Weight (g/mol): 207.041 MDL Number: MFCD00052291 InChI Key: VQQLWBUTTMNMFT-UHFFFAOYSA-N Synonym: 3-bromo-2-thiophenecarboxylic acid,3-bromo-2-thenoic acid,2-thiophenecarboxylic acid, 3-bromo,3-bromo-thiophene-2-carboxylic acid,maybridge1_007344,3-bromothiophene-2-carboxylicacid,bromothiophenecarboxylic,pubchem10096,ksc494c9j,bromo-thiophene-2-carboxylic acid PubChem CID: 2739688 IUPAC Name: 3-bromothiophene-2-carboxylic acid SMILES: C1=CSC(=C1Br)C(=O)O

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Specifications

PubChem CID	2739688
CAS	7311-64-0
Molecular Weight (g/mol)	207.041
MDL Number	MFCD00052291
SMILES	C1=CSC(=C1Br)C(=O)O
Synonym	3-bromo-2-thiophenecarboxylic acid,3-bromo-2-thenoic acid,2-thiophenecarboxylic acid, 3-bromo,3-bromo-thiophene-2-carboxylic acid,maybridge1_007344,3-bromothiophene-2-carboxylicacid,bromothiophenecarboxylic,pubchem10096,ksc494c9j,bromo-thiophene-2-carboxylic acid
IUPAC Name	3-bromothiophene-2-carboxylic acid
InChI Key	VQQLWBUTTMNMFT-UHFFFAOYSA-N
Molecular Formula	C5H3BrO2S

Benzo[b]thiophene-2-carboxamide, 97%

CAS: 6314-42-7 Molecular Formula: C9H7NOS Molecular Weight (g/mol): 177.221 MDL Number: MFCD00052505 InChI Key: GYSCBCSGKXNZRH-UHFFFAOYSA-N Synonym: benzo b thiophene-2-carboxamide,thianaphthene-2-carboxamide,benzothiophene carboxamide,2-benzo b thiophenecarboxamide,# PubChem CID: 237073 IUPAC Name: 1-benzothiophene-2-carboxamide SMILES: C1=CC=C2C(=C1)C=C(S2)C(=O)N

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Specifications

PubChem CID	237073
CAS	6314-42-7
Molecular Weight (g/mol)	177.221
MDL Number	MFCD00052505
SMILES	C1=CC=C2C(=C1)C=C(S2)C(=O)N
Synonym	benzo b thiophene-2-carboxamide,thianaphthene-2-carboxamide,benzothiophene carboxamide,2-benzo b thiophenecarboxamide,#
IUPAC Name	1-benzothiophene-2-carboxamide
InChI Key	GYSCBCSGKXNZRH-UHFFFAOYSA-N
Molecular Formula	C9H7NOS

2,5-Diiodothiophene, 99%

CAS: 625-88-7 Molecular Formula: C4H2I2S Molecular Weight (g/mol): 335.929 MDL Number: MFCD00014525 InChI Key: PNYWRAHWEIOAGK-UHFFFAOYSA-N Synonym: thiophene, 2,5-diiodo,2,5-diiodthiophen,thiophene,5-diiodo,pubchem5529,maybridge1_002904,acmc-1b0lo,2,5-diiodothiophene,bidd:gt0169,thiophene, 2,5-diiodo-8ci 9ci PubChem CID: 69368 IUPAC Name: 2,5-diiodothiophene SMILES: C1=C(SC(=C1)I)I

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Specifications

PubChem CID	69368
CAS	625-88-7
Molecular Weight (g/mol)	335.929
MDL Number	MFCD00014525
SMILES	C1=C(SC(=C1)I)I
Synonym	thiophene, 2,5-diiodo,2,5-diiodthiophen,thiophene,5-diiodo,pubchem5529,maybridge1_002904,acmc-1b0lo,2,5-diiodothiophene,bidd:gt0169,thiophene, 2,5-diiodo-8ci 9ci
IUPAC Name	2,5-diiodothiophene
InChI Key	PNYWRAHWEIOAGK-UHFFFAOYSA-N
Molecular Formula	C4H2I2S

Benzo[b]thiophene-2-carboxylic acid, 98%

CAS: 6314-28-9 Molecular Formula: C9H6O2S Molecular Weight (g/mol): 178.21 MDL Number: MFCD00051636 InChI Key: DYSJMQABFPKAQM-UHFFFAOYSA-N Synonym: benzo b thiophene-2-carboxylic acid,thianaphthene-2-carboxylic acid,thionaphthene-2-carboxylic acid,tnca,benzothiophene-2-carboxylic acid,2-benzo b thiophenecarboxylic acid,unii-hlr49221fq,thionapthene-2-carboxylic acid,thianaphthene-2-carboxylicacid PubChem CID: 95864 IUPAC Name: 1-benzothiophene-2-carboxylic acid SMILES: OC(=O)C1=CC2=CC=CC=C2S1

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Specifications

PubChem CID	95864
CAS	6314-28-9
Molecular Weight (g/mol)	178.21
MDL Number	MFCD00051636
SMILES	OC(=O)C1=CC2=CC=CC=C2S1
Synonym	benzo b thiophene-2-carboxylic acid,thianaphthene-2-carboxylic acid,thionaphthene-2-carboxylic acid,tnca,benzothiophene-2-carboxylic acid,2-benzo b thiophenecarboxylic acid,unii-hlr49221fq,thionapthene-2-carboxylic acid,thianaphthene-2-carboxylicacid
IUPAC Name	1-benzothiophene-2-carboxylic acid
InChI Key	DYSJMQABFPKAQM-UHFFFAOYSA-N
Molecular Formula	C9H6O2S

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

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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

Methyl 3-aminothiophene-2-carboxylate, 98+%

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

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Specifications

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

3-Bromo-2,5-dichlorothiophene, 97%

CAS: 60404-18-4 Molecular Formula: C4HBrCl2S Molecular Weight (g/mol): 231.92 MDL Number: MFCD00041440 InChI Key: PBUHOXBSIQJRNO-UHFFFAOYSA-N PubChem CID: 521925 IUPAC Name: 3-bromo-2,5-dichlorothiophene SMILES: ClC1=CC(Br)=C(Cl)S1

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Specifications

PubChem CID	521925
CAS	60404-18-4
Molecular Weight (g/mol)	231.92
MDL Number	MFCD00041440
SMILES	ClC1=CC(Br)=C(Cl)S1
IUPAC Name	3-bromo-2,5-dichlorothiophene
InChI Key	PBUHOXBSIQJRNO-UHFFFAOYSA-N
Molecular Formula	C4HBrCl2S

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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Specifications

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

5-Chloro-4-nitrothiophene-2-sulfonyl chloride, 98%

CAS: 58457-24-2 Molecular Formula: C4HCl2NO4S2 Molecular Weight (g/mol): 262.075 MDL Number: MFCD00067978 InChI Key: SGHAHFHTASPNKN-UHFFFAOYSA-N Synonym: 2-chloro-3-nitrothiophene-5-sulphonyl chloride,2-chloro-3-nitrothiophene-5-sulfonyl chloride,5-chloro-4-nitro-thiophene-2-sulfonyl chloride,chloro 5-chloro-4-nitro 2-thienyl sulfone,pubchem5498,5-chloro-4-nitrothiophene-2-sulfonylchloride,acmc-20am48,2-chlorosulphonyl-4-nitro-5-chlorothiophene,5-chloro-4-nitro-2-thienylsulfonyl chloride PubChem CID: 2735783 IUPAC Name: 5-chloro-4-nitrothiophene-2-sulfonyl chloride SMILES: C1=C(SC(=C1[N+](=O)[O-])Cl)S(=O)(=O)Cl

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Specifications

PubChem CID	2735783
CAS	58457-24-2
Molecular Weight (g/mol)	262.075
MDL Number	MFCD00067978
SMILES	C1=C(SC(=C1[N+](=O)[O-])Cl)S(=O)(=O)Cl
Synonym	2-chloro-3-nitrothiophene-5-sulphonyl chloride,2-chloro-3-nitrothiophene-5-sulfonyl chloride,5-chloro-4-nitro-thiophene-2-sulfonyl chloride,chloro 5-chloro-4-nitro 2-thienyl sulfone,pubchem5498,5-chloro-4-nitrothiophene-2-sulfonylchloride,acmc-20am48,2-chlorosulphonyl-4-nitro-5-chlorothiophene,5-chloro-4-nitro-2-thienylsulfonyl chloride
IUPAC Name	5-chloro-4-nitrothiophene-2-sulfonyl chloride
InChI Key	SGHAHFHTASPNKN-UHFFFAOYSA-N
Molecular Formula	C4HCl2NO4S2

2-Bromo-5-nitrothiophene, 97%

CAS: 13195-50-1 Molecular Formula: C4H2BrNO2S Molecular Weight (g/mol): 208.029 MDL Number: MFCD00022493 InChI Key: ZPNFMDYBAQDFDY-UHFFFAOYSA-N PubChem CID: 83222 IUPAC Name: 2-bromo-5-nitrothiophene SMILES: C1=C(SC(=C1)Br)[N+](=O)[O-]

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Specifications

PubChem CID	83222
CAS	13195-50-1
Molecular Weight (g/mol)	208.029
MDL Number	MFCD00022493
SMILES	C1=C(SC(=C1)Br)[N+](=O)[O-]
IUPAC Name	2-bromo-5-nitrothiophene
InChI Key	ZPNFMDYBAQDFDY-UHFFFAOYSA-N
Molecular Formula	C4H2BrNO2S

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

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Specifications

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

Thiophene-2-carboxamide, 99%

CAS: 5813-89-8 Molecular Formula: C5H5NOS Molecular Weight (g/mol): 127.161 MDL Number: MFCD00010425 InChI Key: DENPQNAWGQXKCU-UHFFFAOYSA-N Synonym: 2-thiophenecarboxamide,2-thienylamide,2-thenamide,thiophen-2-carboxamide,2-aminocarbonyl thiophene,2-thienylamide french,thiophenecarboxamide,thiolamide,acmc-1ao1m,5-18-06-00162 beilstein handbook reference PubChem CID: 22063 IUPAC Name: thiophene-2-carboxamide SMILES: C1=CSC(=C1)C(=O)N

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Specifications

PubChem CID	22063
CAS	5813-89-8
Molecular Weight (g/mol)	127.161
MDL Number	MFCD00010425
SMILES	C1=CSC(=C1)C(=O)N
Synonym	2-thiophenecarboxamide,2-thienylamide,2-thenamide,thiophen-2-carboxamide,2-aminocarbonyl thiophene,2-thienylamide french,thiophenecarboxamide,thiolamide,acmc-1ao1m,5-18-06-00162 beilstein handbook reference
IUPAC Name	thiophene-2-carboxamide
InChI Key	DENPQNAWGQXKCU-UHFFFAOYSA-N
Molecular Formula	C5H5NOS

5-Bromothiophene-2-sulfonyl chloride, 96%

CAS: 55854-46-1 Molecular Formula: C4H2BrClO2S2 Molecular Weight (g/mol): 261.53 MDL Number: MFCD00084909 InChI Key: WGYBIEOLAFYDEC-UHFFFAOYSA-N Synonym: 5-bromothiophenesulfonyl chloride,5-bromo-2-thiophenesulfonyl chloride,5-bromo-thiophene-2-sulfonyl chloride,5-bromothiophene-2-sulphonyl chloride,5-bromo-2-chlorosulphonyl thiophene,5-bromo-2-chlorosulfonyl thiophene,5-bromothiophenesulphonyl chloride,buttpark 21\07-09,5-bromo 2-thienyl chlorosulfone,5-bromothiophen-2-sulfonyl chloride PubChem CID: 2733924 IUPAC Name: 5-bromothiophene-2-sulfonyl chloride SMILES: ClS(=O)(=O)C1=CC=C(Br)S1

Pricing and Availability
Specifications

PubChem CID	2733924
CAS	55854-46-1
Molecular Weight (g/mol)	261.53
MDL Number	MFCD00084909
SMILES	ClS(=O)(=O)C1=CC=C(Br)S1
Synonym	5-bromothiophenesulfonyl chloride,5-bromo-2-thiophenesulfonyl chloride,5-bromo-thiophene-2-sulfonyl chloride,5-bromothiophene-2-sulphonyl chloride,5-bromo-2-chlorosulphonyl thiophene,5-bromo-2-chlorosulfonyl thiophene,5-bromothiophenesulphonyl chloride,buttpark 21\07-09,5-bromo 2-thienyl chlorosulfone,5-bromothiophen-2-sulfonyl chloride
IUPAC Name	5-bromothiophene-2-sulfonyl chloride
InChI Key	WGYBIEOLAFYDEC-UHFFFAOYSA-N
Molecular Formula	C4H2BrClO2S2

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