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 1,034 results

1-Benzothiophene-3-carboxylic acid, 97%, Thermo Scientific™

CAS: 5381-25-9 Molecular Formula: C9H6O2S Molecular Weight (g/mol): 178.205 MDL Number: MFCD01846406 InChI Key: DRBLTQNCQJXSNU-UHFFFAOYSA-N Synonym: benzo b thiophene-3-carboxylic acid,benzothiophene-3-carboxylic acid,benzothiophene-3-carboxylicacid,pubchem13463,acmc-20a10z,ksc178m8d,1-benzo b thiophene-3-carboxylic acid,#,thianaphthene-3-carboxylic acid PubChem CID: 601280 IUPAC Name: 1-benzothiophene-3-carboxylic acid SMILES: C1=CC=C2C(=C1)C(=CS2)C(=O)O

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PubChem CID	601280
CAS	5381-25-9
Molecular Weight (g/mol)	178.205
MDL Number	MFCD01846406
SMILES	C1=CC=C2C(=C1)C(=CS2)C(=O)O
Synonym	benzo b thiophene-3-carboxylic acid,benzothiophene-3-carboxylic acid,benzothiophene-3-carboxylicacid,pubchem13463,acmc-20a10z,ksc178m8d,1-benzo b thiophene-3-carboxylic acid,#,thianaphthene-3-carboxylic acid
IUPAC Name	1-benzothiophene-3-carboxylic acid
InChI Key	DRBLTQNCQJXSNU-UHFFFAOYSA-N
Molecular Formula	C9H6O2S

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

CAS: 3541-37-5 Molecular Formula: C9H6OS Molecular Weight (g/mol): 162.21 MDL Number: MFCD01075041 InChI Key: NXSVNPSWARVMAY-UHFFFAOYSA-N Synonym: benzo b thiophene-2-carboxaldehyde,benzo b thiophene-2-carbaldehyde,thianaphthene-2-carboxaldehyde,benzothiophene-2-carboxaldehyde,acmc-209igo,2-formylbenzo b thiophene,2-benzothiophenecarbaldehyde,2-formyl-benzo b thiophene,benzothiophene-2-carbaldehyde,2-benzothiophenecarboxaldehyde PubChem CID: 736500 IUPAC Name: 1-benzothiophene-2-carbaldehyde SMILES: O=CC1=CC2=CC=CC=C2S1

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PubChem CID	736500
CAS	3541-37-5
Molecular Weight (g/mol)	162.21
MDL Number	MFCD01075041
SMILES	O=CC1=CC2=CC=CC=C2S1
Synonym	benzo b thiophene-2-carboxaldehyde,benzo b thiophene-2-carbaldehyde,thianaphthene-2-carboxaldehyde,benzothiophene-2-carboxaldehyde,acmc-209igo,2-formylbenzo b thiophene,2-benzothiophenecarbaldehyde,2-formyl-benzo b thiophene,benzothiophene-2-carbaldehyde,2-benzothiophenecarboxaldehyde
IUPAC Name	1-benzothiophene-2-carbaldehyde
InChI Key	NXSVNPSWARVMAY-UHFFFAOYSA-N
Molecular Formula	C9H6OS

PubChem CID	601280
CAS	5381-25-9
Molecular Weight (g/mol)	178.205
MDL Number	MFCD01846406
SMILES	C1=CC=C2C(=C1)C(=CS2)C(=O)O
Synonym	benzo b thiophene-3-carboxylic acid,benzothiophene-3-carboxylic acid,benzothiophene-3-carboxylicacid,pubchem13463,acmc-20a10z,ksc178m8d,1-benzo b thiophene-3-carboxylic acid,#,thianaphthene-3-carboxylic acid
IUPAC Name	1-benzothiophene-3-carboxylic acid
InChI Key	DRBLTQNCQJXSNU-UHFFFAOYSA-N
Molecular Formula	C9H6O2S

3-Methoxythiophene-2-carboxylic acid, 97%, Thermo Scientific™

CAS: 60166-83-8 Molecular Formula: C6H6O3S Molecular Weight (g/mol): 158.17 MDL Number: MFCD01316613 InChI Key: LSSMRBBQCHSDNS-UHFFFAOYSA-N PubChem CID: 1483475 IUPAC Name: 3-methoxythiophene-2-carboxylic acid SMILES: COC1=C(SC=C1)C(O)=O

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PubChem CID	1483475
CAS	60166-83-8
Molecular Weight (g/mol)	158.17
MDL Number	MFCD01316613
SMILES	COC1=C(SC=C1)C(O)=O
IUPAC Name	3-methoxythiophene-2-carboxylic acid
InChI Key	LSSMRBBQCHSDNS-UHFFFAOYSA-N
Molecular Formula	C6H6O3S

5-Bromo-2-thiophenecarboxaldehyde, 97%

CAS: 4701-17-1 Molecular Formula: C5H3BrOS Molecular Weight (g/mol): 191.04 MDL Number: MFCD00005432 InChI Key: GFBVUFQNHLUCPX-UHFFFAOYSA-N Synonym: 5-bromo-2-thiophenecarboxaldehyde,5-bromothiophene-2-carboxaldehyde,5-bromo-2-thiophenecarbaldehyde,5-bromothenaldehyde,5-bromo-2-formylthiophene,5-bromo-thiophene-2-carbaldehyde,2-bromo-5-formylthiophene,2-thiophenecarboxaldehyde, 5-bromo,2-bromo-5-thiophenecarboxaldehyde,5-bromothiophene-2-aldehyde PubChem CID: 78428 IUPAC Name: 5-bromothiophene-2-carbaldehyde SMILES: BrC1=CC=C(S1)C=O

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PubChem CID	78428
CAS	4701-17-1
Molecular Weight (g/mol)	191.04
MDL Number	MFCD00005432
SMILES	BrC1=CC=C(S1)C=O
Synonym	5-bromo-2-thiophenecarboxaldehyde,5-bromothiophene-2-carboxaldehyde,5-bromo-2-thiophenecarbaldehyde,5-bromothenaldehyde,5-bromo-2-formylthiophene,5-bromo-thiophene-2-carbaldehyde,2-bromo-5-formylthiophene,2-thiophenecarboxaldehyde, 5-bromo,2-bromo-5-thiophenecarboxaldehyde,5-bromothiophene-2-aldehyde
IUPAC Name	5-bromothiophene-2-carbaldehyde
InChI Key	GFBVUFQNHLUCPX-UHFFFAOYSA-N
Molecular Formula	C5H3BrOS

5-(5-Bromo-2-thienyl)isoxazole, ≥97%, Thermo Scientific™

CAS: 138716-31-1 Molecular Formula: C7H4BrNOS Molecular Weight (g/mol): 230.079 MDL Number: MFCD03618406 InChI Key: FCUZGSQWFAXBSB-UHFFFAOYSA-N Synonym: 2-bromo-5-isoxazol-5-yl thiophene,5-5-bromo-2-thienyl isoxazole,5-5-bromothiophen-2-yl-1,2-oxazole,5-bromo-2-isoxazol-5-ylthiophene,5-5-bromothien-2-yl isoxazole,5-5-bromo-2-thiophenyl isoxazole,5-5-bromothiophen-2-yl isoxazole,5-5-bromothien-2-yl-1,2-oxazole,5-5-bromanylthiophen-2-yl-1,2-oxazole PubChem CID: 2757026 IUPAC Name: 5-(5-bromothiophen-2-yl)-1,2-oxazole SMILES: C1=C(SC(=C1)Br)C2=CC=NO2

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PubChem CID	2757026
CAS	138716-31-1
Molecular Weight (g/mol)	230.079
MDL Number	MFCD03618406
SMILES	C1=C(SC(=C1)Br)C2=CC=NO2
Synonym	2-bromo-5-isoxazol-5-yl thiophene,5-5-bromo-2-thienyl isoxazole,5-5-bromothiophen-2-yl-1,2-oxazole,5-bromo-2-isoxazol-5-ylthiophene,5-5-bromothien-2-yl isoxazole,5-5-bromo-2-thiophenyl isoxazole,5-5-bromothiophen-2-yl isoxazole,5-5-bromothien-2-yl-1,2-oxazole,5-5-bromanylthiophen-2-yl-1,2-oxazole
IUPAC Name	5-(5-bromothiophen-2-yl)-1,2-oxazole
InChI Key	FCUZGSQWFAXBSB-UHFFFAOYSA-N
Molecular Formula	C7H4BrNOS

Methyle5-(chlorosulfonyl)-4-methyl-2-thiophenecarboxylate, 97%, Thermo Scientific™

CAS: 423768-46-1 Molecular Formula: C7H7ClO4S2 Molecular Weight (g/mol): 254.699 MDL Number: MFCD03407367 InChI Key: YWBXGHFHMHUSKH-UHFFFAOYSA-N Synonym: methyl 5-chlorosulfonyl-4-methylthiophene-2-carboxylate,methyl 5-chlorosulfonyl-4-methyl-2-thiophenecarboxylate,2-thiophenecarboxylicacid, 5-chlorosulfonyl-4-methyl-, methyl ester PubChem CID: 2779815 IUPAC Name: methyl 5-chlorosulfonyl-4-methylthiophene-2-carboxylate SMILES: CC1=C(SC(=C1)C(=O)OC)S(=O)(=O)Cl

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PubChem CID	2779815
CAS	423768-46-1
Molecular Weight (g/mol)	254.699
MDL Number	MFCD03407367
SMILES	CC1=C(SC(=C1)C(=O)OC)S(=O)(=O)Cl
Synonym	methyl 5-chlorosulfonyl-4-methylthiophene-2-carboxylate,methyl 5-chlorosulfonyl-4-methyl-2-thiophenecarboxylate,2-thiophenecarboxylicacid, 5-chlorosulfonyl-4-methyl-, methyl ester
IUPAC Name	methyl 5-chlorosulfonyl-4-methylthiophene-2-carboxylate
InChI Key	YWBXGHFHMHUSKH-UHFFFAOYSA-N
Molecular Formula	C7H7ClO4S2

5-Bromothiophene-2-carboxylic acid, 98%

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

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

CAS: 180530-13-6 Molecular Formula: C7H5BrN2OS Molecular Weight (g/mol): 245.094 MDL Number: MFCD03407331 InChI Key: ZNWQLJYQXULFQB-UHFFFAOYSA-N Synonym: 3-5-bromo-2-thienyl-5-methyl-1,2,4-oxadiazole,3-5-bromothiophen-2-yl-5-methyl-1,2,4-oxadiazole,3-2-bromothien-5-yl-5-methyl-1,2,4-oxadiazole,1,2,4-oxadiazole,3-5-bromo-2-thienyl-5-methyl,5-bromo-2-5-methyl 1,2,4-oxadiazol-3-yl thiophene PubChem CID: 2776504 IUPAC Name: 3-(5-bromothiophen-2-yl)-5-methyl-1,2,4-oxadiazole SMILES: CC1=NC(=NO1)C2=CC=C(S2)Br

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PubChem CID	2776504
CAS	180530-13-6
Molecular Weight (g/mol)	245.094
MDL Number	MFCD03407331
SMILES	CC1=NC(=NO1)C2=CC=C(S2)Br
Synonym	3-5-bromo-2-thienyl-5-methyl-1,2,4-oxadiazole,3-5-bromothiophen-2-yl-5-methyl-1,2,4-oxadiazole,3-2-bromothien-5-yl-5-methyl-1,2,4-oxadiazole,1,2,4-oxadiazole,3-5-bromo-2-thienyl-5-methyl,5-bromo-2-5-methyl 1,2,4-oxadiazol-3-yl thiophene
IUPAC Name	3-(5-bromothiophen-2-yl)-5-methyl-1,2,4-oxadiazole
InChI Key	ZNWQLJYQXULFQB-UHFFFAOYSA-N
Molecular Formula	C7H5BrN2OS

Benzo[b]thiophene-2-carbohydrazide, 97%, Thermo Scientific™

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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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

Methyl 3-amino-2-thiophenecarboxylate, 99%

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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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

2-Bromo-5-chlorothiophene, 97%

CAS: 2873-18-9 Molecular Formula: C4H2BrClS Molecular Weight (g/mol): 197.47 MDL Number: MFCD00014523 InChI Key: ZFAJPWYXLYGUJU-UHFFFAOYSA-N Synonym: 2-chloro-5-bromothiophene,5-bromo-2-chlorothiophene,2-chloro-5-bromo thiophene,thiophene, 2-bromo-5-chloro,2-brom-5-chlorthiophen,pubchem5279,acmc-1cs3j,2-bromo-5-chloro-thiophene,5-bromo-2-chloro-thiophene,ksc207m3t PubChem CID: 76133 IUPAC Name: 2-bromo-5-chlorothiophene SMILES: ClC1=CC=C(Br)S1

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PubChem CID	76133
CAS	2873-18-9
Molecular Weight (g/mol)	197.47
MDL Number	MFCD00014523
SMILES	ClC1=CC=C(Br)S1
Synonym	2-chloro-5-bromothiophene,5-bromo-2-chlorothiophene,2-chloro-5-bromo thiophene,thiophene, 2-bromo-5-chloro,2-brom-5-chlorthiophen,pubchem5279,acmc-1cs3j,2-bromo-5-chloro-thiophene,5-bromo-2-chloro-thiophene,ksc207m3t
IUPAC Name	2-bromo-5-chlorothiophene
InChI Key	ZFAJPWYXLYGUJU-UHFFFAOYSA-N
Molecular Formula	C4H2BrClS

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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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

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

CAS: 123784-07-6 Molecular Formula: C9H6BrNS Molecular Weight (g/mol): 240.12 MDL Number: MFCD00120466 InChI Key: AKNKWLQVFAYRRO-UHFFFAOYSA-N Synonym: 2-5-bromo-2-thienyl pyridine,2-5-bromothiophen-2-yl pyridine,2-5-bromothien-2-yl pyridine,pyridine,2-5-bromo-2-thienyl,acmc-20mqrz,5-bromo-2-2-pyridyl thiophene,2-5-bromo-2-thiophenyl pyridine,2-bromo-5-2-pyridinyl thiophene,2-5-bromanylthiophen-2-yl pyridine,2-5-bromo-thiophen-2-yl-pyridine PubChem CID: 736483 IUPAC Name: 2-(5-bromothiophen-2-yl)pyridine SMILES: BrC1=CC=C(S1)C1=CC=CC=N1

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Specifications

PubChem CID	736483
CAS	123784-07-6
Molecular Weight (g/mol)	240.12
MDL Number	MFCD00120466
SMILES	BrC1=CC=C(S1)C1=CC=CC=N1
Synonym	2-5-bromo-2-thienyl pyridine,2-5-bromothiophen-2-yl pyridine,2-5-bromothien-2-yl pyridine,pyridine,2-5-bromo-2-thienyl,acmc-20mqrz,5-bromo-2-2-pyridyl thiophene,2-5-bromo-2-thiophenyl pyridine,2-bromo-5-2-pyridinyl thiophene,2-5-bromanylthiophen-2-yl pyridine,2-5-bromo-thiophen-2-yl-pyridine
IUPAC Name	2-(5-bromothiophen-2-yl)pyridine
InChI Key	AKNKWLQVFAYRRO-UHFFFAOYSA-N
Molecular Formula	C9H6BrNS

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

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