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 265 results

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

5-[1-Methyl-5-(trifluoromethyl)-1H-pyrazol-3-yl]thiophene-2-carbaldehyde, 97%, Thermo Scientific™

CAS: 175202-93-4 Molecular Formula: C10H7F3N2OS Molecular Weight (g/mol): 260.234 MDL Number: MFCD00052163 InChI Key: ITUYPRXQRPMRTL-UHFFFAOYSA-N Synonym: 5-1-methyl-5-trifluoromethyl-1h-pyrazol-3-yl thiophene-2-carbaldehyde,5-1-methyl-5-trifluoromethyl pyrazol-3-yl thiophene-2-carbaldehyde,2-1-methyl-5-trifluoromethyl pyrazol-3-yl-thiophene-5-carboxaldehyde,2-1-methyl-5-trifluoromethyl pyrazol-3-yl thiophene-5-carboxaldehyde,2-1-methyl-5-trifluoromethyl pyrazol-3-yl thiophene-5-carbaldehyde,2-thiophenecarboxaldehyde,5-1-methyl-5-trifluoromethyl-1h-pyrazol-3-yl,5-1-methyl-5-trifluoromethyl-1h-pyrazol-3-yl-2-thiophenecarbaldehyde,5-1-methyl-5-trifluoromethyl-1h-pyrazol-3-yl-2-thiophenecarboxaldehyde,5-1-methyl-5-trifluoromethyl-1h-pyrazole-3-yl thiophene-2-carbaldehyde PubChem CID: 2775667 IUPAC Name: 5-[1-methyl-5-(trifluoromethyl)pyrazol-3-yl]thiophene-2-carbaldehyde SMILES: CN1C(=CC(=N1)C2=CC=C(S2)C=O)C(F)(F)F

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Specifications

PubChem CID	2775667
CAS	175202-93-4
Molecular Weight (g/mol)	260.234
MDL Number	MFCD00052163
SMILES	CN1C(=CC(=N1)C2=CC=C(S2)C=O)C(F)(F)F
Synonym	5-1-methyl-5-trifluoromethyl-1h-pyrazol-3-yl thiophene-2-carbaldehyde,5-1-methyl-5-trifluoromethyl pyrazol-3-yl thiophene-2-carbaldehyde,2-1-methyl-5-trifluoromethyl pyrazol-3-yl-thiophene-5-carboxaldehyde,2-1-methyl-5-trifluoromethyl pyrazol-3-yl thiophene-5-carboxaldehyde,2-1-methyl-5-trifluoromethyl pyrazol-3-yl thiophene-5-carbaldehyde,2-thiophenecarboxaldehyde,5-1-methyl-5-trifluoromethyl-1h-pyrazol-3-yl,5-1-methyl-5-trifluoromethyl-1h-pyrazol-3-yl-2-thiophenecarbaldehyde,5-1-methyl-5-trifluoromethyl-1h-pyrazol-3-yl-2-thiophenecarboxaldehyde,5-1-methyl-5-trifluoromethyl-1h-pyrazole-3-yl thiophene-2-carbaldehyde
IUPAC Name	5-[1-methyl-5-(trifluoromethyl)pyrazol-3-yl]thiophene-2-carbaldehyde
InChI Key	ITUYPRXQRPMRTL-UHFFFAOYSA-N
Molecular Formula	C10H7F3N2OS

Methyl-5-amino-1-benzothiophene-2-carboxylate, Thermo Scientific™

CAS: 20699-85-8 Molecular Formula: C10H9NO2S Molecular Weight (g/mol): 207.247 InChI Key: SIMBULBEQVHFPK-UHFFFAOYSA-N PubChem CID: 2824064 IUPAC Name: methyl 5-amino-1-benzothiophene-2-carboxylate SMILES: COC(=O)C1=CC2=C(S1)C=CC(=C2)N

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Specifications

PubChem CID	2824064
CAS	20699-85-8
Molecular Weight (g/mol)	207.247
SMILES	COC(=O)C1=CC2=C(S1)C=CC(=C2)N
IUPAC Name	methyl 5-amino-1-benzothiophene-2-carboxylate
InChI Key	SIMBULBEQVHFPK-UHFFFAOYSA-N
Molecular Formula	C10H9NO2S

3-(1,3-Dioxolan-2-yl)-2-thiophenecarboxylic acid, 97%, Thermo Scientific™

CAS: 934570-44-2 Molecular Formula: C8H8O4S Molecular Weight (g/mol): 200.21 MDL Number: MFCD09702391 InChI Key: ZODQJPSGAHBVHU-UHFFFAOYSA-N Synonym: 3-1,3-dioxolan-2-yl thiophene-2-carboxylic acid,3-1,3-dioxolan-2-yl-2-thiophenecarboxylic acid,2-2-carboxythien-3-yl-1,3-dioxolane,3-1,3-dioxolan-2-yl thiophene-2-carboxylicacid,2-thiophenecarboxylicacid, 3-1,3-dioxolan-2-yl PubChem CID: 24229593 IUPAC Name: 3-(1,3-dioxolan-2-yl)thiophene-2-carboxylic acid SMILES: OC(=O)C1=C(C=CS1)C1OCCO1

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Specifications

PubChem CID	24229593
CAS	934570-44-2
Molecular Weight (g/mol)	200.21
MDL Number	MFCD09702391
SMILES	OC(=O)C1=C(C=CS1)C1OCCO1
Synonym	3-1,3-dioxolan-2-yl thiophene-2-carboxylic acid,3-1,3-dioxolan-2-yl-2-thiophenecarboxylic acid,2-2-carboxythien-3-yl-1,3-dioxolane,3-1,3-dioxolan-2-yl thiophene-2-carboxylicacid,2-thiophenecarboxylicacid, 3-1,3-dioxolan-2-yl
IUPAC Name	3-(1,3-dioxolan-2-yl)thiophene-2-carboxylic acid
InChI Key	ZODQJPSGAHBVHU-UHFFFAOYSA-N
Molecular Formula	C8H8O4S

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

Benzo[b]thiophene-2-carboxylic hydrazide, 97%

CAS: 175135-07-6 Molecular Formula: C9H8N2OS Molecular Weight (g/mol): 192.24 MDL Number: MFCD00052501 InChI Key: ZXKPFIRPUUAAPQ-UHFFFAOYSA-N Synonym: benzo b thiophene-2-carbohydrazide,benzo b thiophene-2-carboxylic hydrazide,thianaphthene-2-carboxylic hydrazide,benzo b thiophene-2-carboxylicacid, hydrazide,maybridge1_008989,acmc-1c3go,#,benzo b thiophene-2-carboxylic acid hydrazide PubChem CID: 519437 IUPAC Name: 1-benzothiophene-2-carbohydrazide SMILES: NNC(=O)C1=CC2=CC=CC=C2S1

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Specifications

PubChem CID	519437
CAS	175135-07-6
Molecular Weight (g/mol)	192.24
MDL Number	MFCD00052501
SMILES	NNC(=O)C1=CC2=CC=CC=C2S1
Synonym	benzo b thiophene-2-carbohydrazide,benzo b thiophene-2-carboxylic hydrazide,thianaphthene-2-carboxylic hydrazide,benzo b thiophene-2-carboxylicacid, hydrazide,maybridge1_008989,acmc-1c3go,#,benzo b thiophene-2-carboxylic acid hydrazide
IUPAC Name	1-benzothiophene-2-carbohydrazide
InChI Key	ZXKPFIRPUUAAPQ-UHFFFAOYSA-N
Molecular Formula	C9H8N2OS

2-Nitrothiophene, tech. 85%

CAS: 609-40-5 Molecular Formula: C4H3NO2S Molecular Weight (g/mol): 129.133 MDL Number: MFCD00005425 InChI Key: JIZRGGUCOQKGQD-UHFFFAOYSA-N Synonym: thiophene, 2-nitro,2-nitro-thiophene,2-nitro thiophene,2-nitrothiophene, tech,nitrothiophene,2-nitrothiofene,pubchem5570,2-nitrothiophene, tech.,acmc-1aw2t,wln: t5sj bnw PubChem CID: 11866 IUPAC Name: 2-nitrothiophene SMILES: C1=CSC(=C1)[N+](=O)[O-]

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Specifications

PubChem CID	11866
CAS	609-40-5
Molecular Weight (g/mol)	129.133
MDL Number	MFCD00005425
SMILES	C1=CSC(=C1)[N+](=O)[O-]
Synonym	thiophene, 2-nitro,2-nitro-thiophene,2-nitro thiophene,2-nitrothiophene, tech,nitrothiophene,2-nitrothiofene,pubchem5570,2-nitrothiophene, tech.,acmc-1aw2t,wln: t5sj bnw
IUPAC Name	2-nitrothiophene
InChI Key	JIZRGGUCOQKGQD-UHFFFAOYSA-N
Molecular Formula	C4H3NO2S

Ethyl 5-bromothiophene-2-carboxylate, 99%

CAS: 5751-83-7 Molecular Formula: C7H7BrO2S Molecular Weight (g/mol): 235.095 MDL Number: MFCD02683089 InChI Key: PZNHMXAOMDQLLE-UHFFFAOYSA-N Synonym: 5-bromothiophene-2-carboxylic acid ethyl ester,ethyl 5-bromo-2-thiophenecarboxylate,ethyl5-bromothiophene-2-carboxylate,5-bromo-thiophene-2-carboxylic acid ethyl ester,2-thiophenecarboxylic acid, 5-bromo-, ethyl ester,pubchem16118,acmc-209zz5,ksc494s9b,2-bromo-5-ethoxycarbonylthiophene,ethyl 5-bromothiophene-2carboxylate PubChem CID: 605723 IUPAC Name: ethyl 5-bromothiophene-2-carboxylate SMILES: CCOC(=O)C1=CC=C(S1)Br

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Specifications

PubChem CID	605723
CAS	5751-83-7
Molecular Weight (g/mol)	235.095
MDL Number	MFCD02683089
SMILES	CCOC(=O)C1=CC=C(S1)Br
Synonym	5-bromothiophene-2-carboxylic acid ethyl ester,ethyl 5-bromo-2-thiophenecarboxylate,ethyl5-bromothiophene-2-carboxylate,5-bromo-thiophene-2-carboxylic acid ethyl ester,2-thiophenecarboxylic acid, 5-bromo-, ethyl ester,pubchem16118,acmc-209zz5,ksc494s9b,2-bromo-5-ethoxycarbonylthiophene,ethyl 5-bromothiophene-2carboxylate
IUPAC Name	ethyl 5-bromothiophene-2-carboxylate
InChI Key	PZNHMXAOMDQLLE-UHFFFAOYSA-N
Molecular Formula	C7H7BrO2S

5-Chlorothiophene-2-carboxylic acid, 98%

CAS: 24065-33-6 Molecular Formula: C5H3ClO2S Molecular Weight (g/mol): 162.59 MDL Number: MFCD00041426 InChI Key: QZLSBOVWPHXCLT-UHFFFAOYSA-N Synonym: 5-chloro-2-thiophenecarboxylic acid,2-thiophenecarboxylic acid, 5-chloro,2-chloro-5-carboxythiophene,5-chloro-2-thiophene carboxylic acid,pubchem7380,maybridge3_003717,acmc-209g8i,rivaroxaban related compound,5-18-06-00177 beilstein handbook reference,ksc204m2j PubChem CID: 95048 IUPAC Name: 5-chlorothiophene-2-carboxylic acid SMILES: OC(=O)C1=CC=C(Cl)S1

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PubChem CID	95048
CAS	24065-33-6
Molecular Weight (g/mol)	162.59
MDL Number	MFCD00041426
SMILES	OC(=O)C1=CC=C(Cl)S1
Synonym	5-chloro-2-thiophenecarboxylic acid,2-thiophenecarboxylic acid, 5-chloro,2-chloro-5-carboxythiophene,5-chloro-2-thiophene carboxylic acid,pubchem7380,maybridge3_003717,acmc-209g8i,rivaroxaban related compound,5-18-06-00177 beilstein handbook reference,ksc204m2j
IUPAC Name	5-chlorothiophene-2-carboxylic acid
InChI Key	QZLSBOVWPHXCLT-UHFFFAOYSA-N
Molecular Formula	C5H3ClO2S

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

5-Formyl-4-methylthiophene-2-boronic acid, 97%

CAS: 352530-25-7 Molecular Formula: C6H7BO3S Molecular Weight (g/mol): 169.99 MDL Number: MFCD03093890 InChI Key: QEIXJCOHLUKRPO-UHFFFAOYSA-N Synonym: 5-formyl-4-methylthiophen-2-yl boronic acid,5-borono-3-methylthiophene-2-carboxaldehyde,5-formyl-4-methylthiophene-2-boronic acid,zlchem 1324,acmc-209iey,5-borono-3-methylthiophene-2-carbaldehyde,b-5-formyl-4-methyl-2-thienyl boronic acid,boronicacid,b-5-formyl-4-methyl-2-thienyl PubChem CID: 46738927 IUPAC Name: (5-formyl-4-methylthiophen-2-yl)boronic acid SMILES: CC1=C(SC(=C1)B(O)O)C=O

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Specifications

PubChem CID	46738927
CAS	352530-25-7
Molecular Weight (g/mol)	169.99
MDL Number	MFCD03093890
SMILES	CC1=C(SC(=C1)B(O)O)C=O
Synonym	5-formyl-4-methylthiophen-2-yl boronic acid,5-borono-3-methylthiophene-2-carboxaldehyde,5-formyl-4-methylthiophene-2-boronic acid,zlchem 1324,acmc-209iey,5-borono-3-methylthiophene-2-carbaldehyde,b-5-formyl-4-methyl-2-thienyl boronic acid,boronicacid,b-5-formyl-4-methyl-2-thienyl
IUPAC Name	(5-formyl-4-methylthiophen-2-yl)boronic acid
InChI Key	QEIXJCOHLUKRPO-UHFFFAOYSA-N
Molecular Formula	C6H7BO3S

3-Ethoxythiophene-2-carboxylic acid, 97%

CAS: 139926-23-1 Molecular Formula: C7H8O3S Molecular Weight (g/mol): 172.198 MDL Number: MFCD00205205 InChI Key: FTKDCOINUAYGTC-UHFFFAOYSA-N PubChem CID: 2777652 IUPAC Name: 3-ethoxythiophene-2-carboxylic acid SMILES: CCOC1=C(SC=C1)C(=O)O

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Specifications

PubChem CID	2777652
CAS	139926-23-1
Molecular Weight (g/mol)	172.198
MDL Number	MFCD00205205
SMILES	CCOC1=C(SC=C1)C(=O)O
IUPAC Name	3-ethoxythiophene-2-carboxylic acid
InChI Key	FTKDCOINUAYGTC-UHFFFAOYSA-N
Molecular Formula	C7H8O3S

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

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Specifications

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

Dimethyl 4-aminothiophene-2,3-dicarboxylate hydrochloride, 97%

CAS: 121071-71-4 Molecular Formula: C8H10ClNO4S Molecular Weight (g/mol): 251.681 MDL Number: MFCD00205189 InChI Key: RETIFGMAGNDLAN-UHFFFAOYSA-N PubChem CID: 2808333 IUPAC Name: dimethyl 4-aminothiophene-2,3-dicarboxylate;hydrochloride SMILES: COC(=O)C1=C(SC=C1N)C(=O)OC.Cl

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Specifications

PubChem CID	2808333
CAS	121071-71-4
Molecular Weight (g/mol)	251.681
MDL Number	MFCD00205189
SMILES	COC(=O)C1=C(SC=C1N)C(=O)OC.Cl
IUPAC Name	dimethyl 4-aminothiophene-2,3-dicarboxylate;hydrochloride
InChI Key	RETIFGMAGNDLAN-UHFFFAOYSA-N
Molecular Formula	C8H10ClNO4S

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

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Specifications

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

Thiophenes

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