Thiophenes

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

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61 – 75 of 4,393 results

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

CAS: 868755-62-8 Molecular Formula: C9H6O3S Molecular Weight (g/mol): 194.20 MDL Number: MFCD05885497 InChI Key: ZASUJVQPFQRFPQ-UHFFFAOYSA-N Synonym: 5-2-furyl thiophene-2-carboxylic acid,5-furan-2-yl thiophene-2-carboxylic acid,5-fur-2-ylthiophene-2-carboxylic acid,2-thiophenecarboxylicacid, 5-2-furanyl PubChem CID: 2052621 IUPAC Name: 5-(furan-2-yl)thiophene-2-carboxylic acid SMILES: OC(=O)C1=CC=C(S1)C1=CC=CO1

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PubChem CID	2052621
CAS	868755-62-8
Molecular Weight (g/mol)	194.20
MDL Number	MFCD05885497
SMILES	OC(=O)C1=CC=C(S1)C1=CC=CO1
Synonym	5-2-furyl thiophene-2-carboxylic acid,5-furan-2-yl thiophene-2-carboxylic acid,5-fur-2-ylthiophene-2-carboxylic acid,2-thiophenecarboxylicacid, 5-2-furanyl
IUPAC Name	5-(furan-2-yl)thiophene-2-carboxylic acid
InChI Key	ZASUJVQPFQRFPQ-UHFFFAOYSA-N
Molecular Formula	C9H6O3S

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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

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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

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5-Fluorobenzo[b]thiophene-2-carboxylic acid, 96%

CAS: 70060-13-8 Molecular Formula: C9H5FO2S Molecular Weight (g/mol): 196.195 MDL Number: MFCD01927184 InChI Key: PLVPMOSTGNZKQQ-UHFFFAOYSA-N Synonym: 5-fluorobenzo b thiophene-2-carboxylic acid,5-fluoro-benzo b thiophene-2-carboxylic acid,benzo b thiophene-2-carboxylicacid, 5-fluoro,2-carboxy-5-fluoro-1-benzothiophene,5-fluoro-2-benzo b thiophenecarboxylic acid,5-fluoro-2-benzo-b thiophenecarboxylic acid,5-fluorobenzothiophene-2-carboxylic acid,benzo b thiophene-2-carboxylic acid, 5-fluoro PubChem CID: 901439 IUPAC Name: 5-fluoro-1-benzothiophene-2-carboxylic acid SMILES: C1=CC2=C(C=C1F)C=C(S2)C(=O)O

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Specifications

PubChem CID	901439
CAS	70060-13-8
Molecular Weight (g/mol)	196.195
MDL Number	MFCD01927184
SMILES	C1=CC2=C(C=C1F)C=C(S2)C(=O)O
Synonym	5-fluorobenzo b thiophene-2-carboxylic acid,5-fluoro-benzo b thiophene-2-carboxylic acid,benzo b thiophene-2-carboxylicacid, 5-fluoro,2-carboxy-5-fluoro-1-benzothiophene,5-fluoro-2-benzo b thiophenecarboxylic acid,5-fluoro-2-benzo-b thiophenecarboxylic acid,5-fluorobenzothiophene-2-carboxylic acid,benzo b thiophene-2-carboxylic acid, 5-fluoro
IUPAC Name	5-fluoro-1-benzothiophene-2-carboxylic acid
InChI Key	PLVPMOSTGNZKQQ-UHFFFAOYSA-N
Molecular Formula	C9H5FO2S

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5-(4-Methoxyphenyl)thiophene-2-carboxaldehyde, 99%

CAS: 38401-67-1 Molecular Formula: C12H10O2S Molecular Weight (g/mol): 218.27 MDL Number: MFCD00663639 InChI Key: ODLOZSNXTQAWGQ-UHFFFAOYSA-N Synonym: 5-4-methoxyphenyl thiophene-2-carbaldehyde,5-4-methoxyphenyl thiophene-2-carboxaldehyde,5-4-methoxyphenyl-2-thiophenecarbaldehyde,acmc-1ahp9,rarechem ak ma k025,methoxyphenylthiophenecarbaldehyde,2-formyl-5-4-methoxyphenyl thiophene,5-4-methoxylphenyl thiophene-2-carbaldehyde,5-4-methoxyphenyl-2-thiophenecarboxaldehyde,5-4-methoxy-phenyl-thiophene-2-carbaldehyde PubChem CID: 2797800 IUPAC Name: 5-(4-methoxyphenyl)thiophene-2-carbaldehyde SMILES: COC1=CC=C(C=C1)C1=CC=C(S1)C=O

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PubChem CID	2797800
CAS	38401-67-1
Molecular Weight (g/mol)	218.27
MDL Number	MFCD00663639
SMILES	COC1=CC=C(C=C1)C1=CC=C(S1)C=O
Synonym	5-4-methoxyphenyl thiophene-2-carbaldehyde,5-4-methoxyphenyl thiophene-2-carboxaldehyde,5-4-methoxyphenyl-2-thiophenecarbaldehyde,acmc-1ahp9,rarechem ak ma k025,methoxyphenylthiophenecarbaldehyde,2-formyl-5-4-methoxyphenyl thiophene,5-4-methoxylphenyl thiophene-2-carbaldehyde,5-4-methoxyphenyl-2-thiophenecarboxaldehyde,5-4-methoxy-phenyl-thiophene-2-carbaldehyde
IUPAC Name	5-(4-methoxyphenyl)thiophene-2-carbaldehyde
InChI Key	ODLOZSNXTQAWGQ-UHFFFAOYSA-N
Molecular Formula	C12H10O2S

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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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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

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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

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Specifications

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

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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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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

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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

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4,5-Dibromothiophene-2-carboxaldehyde, 98%

CAS: 38071-22-6 Molecular Formula: C5H2Br2OS Molecular Weight (g/mol): 269.938 MDL Number: MFCD00225242 InChI Key: CHRAVDVWAPGZOY-UHFFFAOYSA-N Synonym: 4,5-dibromothiophene-2-carboxaldehyde,acmc-1afpx,4,5-dibromo-2-thenaldehyde,4,5-dibromo-2-formylthiophene,4,5-dibromo-2-thiophenecarbaldehyde PubChem CID: 813164 IUPAC Name: 4,5-dibromothiophene-2-carbaldehyde SMILES: C1=C(SC(=C1Br)Br)C=O

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PubChem CID	813164
CAS	38071-22-6
Molecular Weight (g/mol)	269.938
MDL Number	MFCD00225242
SMILES	C1=C(SC(=C1Br)Br)C=O
Synonym	4,5-dibromothiophene-2-carboxaldehyde,acmc-1afpx,4,5-dibromo-2-thenaldehyde,4,5-dibromo-2-formylthiophene,4,5-dibromo-2-thiophenecarbaldehyde
IUPAC Name	4,5-dibromothiophene-2-carbaldehyde
InChI Key	CHRAVDVWAPGZOY-UHFFFAOYSA-N
Molecular Formula	C5H2Br2OS

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4,5-Dibromothiophene-2-sulfonyl chloride, 97%

CAS: 81606-31-7 Molecular Formula: C4HBr2ClO2S2 Molecular Weight (g/mol): 340.43 MDL Number: MFCD00041439 InChI Key: WJYGHWXWQSCONR-UHFFFAOYSA-N Synonym: 4,5-dibromothiophene-2-sulphonyl chloride,2,3-dibromothiophene-5-sulfonyl chloride,4,5-dibromo-2-thiophenesulfonyl chloride,2-thiophenesulfonyl chloride, 4,5-dibromo,4,5-dibromothiophene-2-sulfonic acid chloride,acmc-20ams9,buttpark 9350-57,4,5-dibromo 2-thienyl chlorosulfone,2,3-dibromothiophene-5-sulfonylchloride,4,5-dibromothiophene-2-sulfonylchloride PubChem CID: 522755 IUPAC Name: 4,5-dibromothiophene-2-sulfonyl chloride SMILES: ClS(=O)(=O)C1=CC(Br)=C(Br)S1

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PubChem CID	522755
CAS	81606-31-7
Molecular Weight (g/mol)	340.43
MDL Number	MFCD00041439
SMILES	ClS(=O)(=O)C1=CC(Br)=C(Br)S1
Synonym	4,5-dibromothiophene-2-sulphonyl chloride,2,3-dibromothiophene-5-sulfonyl chloride,4,5-dibromo-2-thiophenesulfonyl chloride,2-thiophenesulfonyl chloride, 4,5-dibromo,4,5-dibromothiophene-2-sulfonic acid chloride,acmc-20ams9,buttpark 9350-57,4,5-dibromo 2-thienyl chlorosulfone,2,3-dibromothiophene-5-sulfonylchloride,4,5-dibromothiophene-2-sulfonylchloride
IUPAC Name	4,5-dibromothiophene-2-sulfonyl chloride
InChI Key	WJYGHWXWQSCONR-UHFFFAOYSA-N
Molecular Formula	C4HBr2ClO2S2

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2,5-Dibromothiophene, 95%

CAS: 3141-27-3 Molecular Formula: C4H2Br2S Molecular Weight (g/mol): 241.93 MDL Number: MFCD00005420 InChI Key: KBVDUUXRXJTAJC-UHFFFAOYSA-N Synonym: thiophene, 2,5-dibromo,2,5-dibromo-thiophene,unii-f0033k8cxm,pubchem5512,thiophene,5-dibromo,acmc-1ckmh,2,5-bis bromanyl thiophene,ksc224g0j,2,5-dibromothiophene,bidd:gt0086 PubChem CID: 18453 IUPAC Name: 2,5-dibromothiophene SMILES: BrC1=CC=C(Br)S1

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PubChem CID	18453
CAS	3141-27-3
Molecular Weight (g/mol)	241.93
MDL Number	MFCD00005420
SMILES	BrC1=CC=C(Br)S1
Synonym	thiophene, 2,5-dibromo,2,5-dibromo-thiophene,unii-f0033k8cxm,pubchem5512,thiophene,5-dibromo,acmc-1ckmh,2,5-bis bromanyl thiophene,ksc224g0j,2,5-dibromothiophene,bidd:gt0086
IUPAC Name	2,5-dibromothiophene
InChI Key	KBVDUUXRXJTAJC-UHFFFAOYSA-N
Molecular Formula	C4H2Br2S

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5-Chlorothiophene-2-carbonyl chloride, 98%

CAS: 42518-98-9 Molecular Formula: C5H2Cl2OS Molecular Weight (g/mol): 181.03 MDL Number: MFCD00043886 InChI Key: BMPDCQVRKDNUAP-UHFFFAOYSA-N Synonym: 5-chlorothiophene-2-carbonylchloride,5-chorothiophene-2-carbonyl chloride,5-chloro-2-thiophenecarbonyl chloride,5-chloro-thiophene-2-carbonyl chloride,5-chloro-2-thenoyl chloride,2-thiophenecarbonyl chloride, 5-chloro,pubchem16132,ksc235i7t,5-chlorothiophenecarbonyl chloride,5-chloro-2-thenoylchloride PubChem CID: 589223 IUPAC Name: 5-chlorothiophene-2-carbonyl chloride SMILES: ClC(=O)C1=CC=C(Cl)S1

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PubChem CID	589223
CAS	42518-98-9
Molecular Weight (g/mol)	181.03
MDL Number	MFCD00043886
SMILES	ClC(=O)C1=CC=C(Cl)S1
Synonym	5-chlorothiophene-2-carbonylchloride,5-chorothiophene-2-carbonyl chloride,5-chloro-2-thiophenecarbonyl chloride,5-chloro-thiophene-2-carbonyl chloride,5-chloro-2-thenoyl chloride,2-thiophenecarbonyl chloride, 5-chloro,pubchem16132,ksc235i7t,5-chlorothiophenecarbonyl chloride,5-chloro-2-thenoylchloride
IUPAC Name	5-chlorothiophene-2-carbonyl chloride
InChI Key	BMPDCQVRKDNUAP-UHFFFAOYSA-N
Molecular Formula	C5H2Cl2OS

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Ethyl 2-amino-5-methylthiophene-3-carboxylate, 95%

CAS: 4815-32-1 Molecular Formula: C8H11NO2S Molecular Weight (g/mol): 185.241 MDL Number: MFCD01922142 InChI Key: AYBUNZGJQVYGTM-UHFFFAOYSA-N Synonym: 2-amino-5-methyl-thiophene-3-carboxylic acid ethyl ester,ethyl 2-amino-5-methyl-3-thiophenecarboxylate,2-amino-5-methylthiophene-3-carboxylic acid ethyl ester,3-thiophenecarboxylic acid, 2-amino-5-methyl-, ethyl ester,ethyl2-amino-5-methyl-3-thiophenecarboxylate,2-amino-5-methyl-3-thiophenecarboxylic acid ethyl ester,ethyl 2-amino-5-methyl-thiophene-3-carboxylate,ksc590m8t,aronis25101,2-amino-5-methyl-thiophene-3-carboxylicacidethylester PubChem CID: 4062885 IUPAC Name: ethyl 2-amino-5-methylthiophene-3-carboxylate SMILES: CCOC(=O)C1=C(SC(=C1)C)N

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Specifications

PubChem CID	4062885
CAS	4815-32-1
Molecular Weight (g/mol)	185.241
MDL Number	MFCD01922142
SMILES	CCOC(=O)C1=C(SC(=C1)C)N
Synonym	2-amino-5-methyl-thiophene-3-carboxylic acid ethyl ester,ethyl 2-amino-5-methyl-3-thiophenecarboxylate,2-amino-5-methylthiophene-3-carboxylic acid ethyl ester,3-thiophenecarboxylic acid, 2-amino-5-methyl-, ethyl ester,ethyl2-amino-5-methyl-3-thiophenecarboxylate,2-amino-5-methyl-3-thiophenecarboxylic acid ethyl ester,ethyl 2-amino-5-methyl-thiophene-3-carboxylate,ksc590m8t,aronis25101,2-amino-5-methyl-thiophene-3-carboxylicacidethylester
IUPAC Name	ethyl 2-amino-5-methylthiophene-3-carboxylate
InChI Key	AYBUNZGJQVYGTM-UHFFFAOYSA-N
Molecular Formula	C8H11NO2S

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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

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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-]

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Specifications

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

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