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 1,020 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

2,5-Dimethylthiophene, 98.5%

CAS: 638-02-8 Molecular Formula: C₆H₈S Molecular Weight (g/mol): 112.19 MDL Number: MFCD00005452 InChI Key: GWQOOADXMVQEFT-UHFFFAOYSA-N 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
IUPAC Name	2,5-dimethylthiophene
InChI Key	GWQOOADXMVQEFT-UHFFFAOYSA-N
Molecular Formula	C₆H₈S

3-Chlorobenzo[b]thiophene-2-carboxylic acid, 97%

CAS: 21211-22-3 Molecular Formula: C9H5ClO2S Molecular Weight (g/mol): 212.647 MDL Number: MFCD00014579 InChI Key: HJTMIYKPPPYDRJ-UHFFFAOYSA-N Synonym: 3-chlorobenzo b thiophene-2-carboxylic acid,3-chloro-benzo b thiophene-2-carboxylic acid,3-chloro-benzo b thiophene-2-carboxylicacid,benzo b thiophene-2-carboxylic acid, 3-chloro,3-chlorobenzothiophene-2-carboxylic acid,pubchem18541,3-chloro-benzo b thiophene carboxylic acid,acmc-1coc0,cbmicro_009255 PubChem CID: 307964 IUPAC Name: 3-chloro-1-benzothiophene-2-carboxylic acid SMILES: C1=CC=C2C(=C1)C(=C(S2)C(=O)O)Cl

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PubChem CID	307964
CAS	21211-22-3
Molecular Weight (g/mol)	212.647
MDL Number	MFCD00014579
SMILES	C1=CC=C2C(=C1)C(=C(S2)C(=O)O)Cl
Synonym	3-chlorobenzo b thiophene-2-carboxylic acid,3-chloro-benzo b thiophene-2-carboxylic acid,3-chloro-benzo b thiophene-2-carboxylicacid,benzo b thiophene-2-carboxylic acid, 3-chloro,3-chlorobenzothiophene-2-carboxylic acid,pubchem18541,3-chloro-benzo b thiophene carboxylic acid,acmc-1coc0,cbmicro_009255
IUPAC Name	3-chloro-1-benzothiophene-2-carboxylic acid
InChI Key	HJTMIYKPPPYDRJ-UHFFFAOYSA-N
Molecular Formula	C9H5ClO2S

2,5-Dibromo-3,4-dinitrothiophene, 95%

CAS: 52431-30-8 Molecular Formula: C4Br2N2O4S Molecular Weight (g/mol): 331.92 MDL Number: MFCD00015537 InChI Key: AHGHPBPARMANQD-UHFFFAOYSA-N Synonym: 2,5-dibromo-3,4-dinitro-thiophene,thiophene, 2,5-dibromo-3,4-dinitro,acmc-1apgk,ksc491i5j,2,5-dibromo-3,4-dinitrothiophene gc PubChem CID: 257024 IUPAC Name: 2,5-dibromo-3,4-dinitrothiophene SMILES: [O-][N+](=O)C1=C(Br)SC(Br)=C1[N+]([O-])=O

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PubChem CID	257024
CAS	52431-30-8
Molecular Weight (g/mol)	331.92
MDL Number	MFCD00015537
SMILES	[O-][N+](=O)C1=C(Br)SC(Br)=C1[N+]([O-])=O
Synonym	2,5-dibromo-3,4-dinitro-thiophene,thiophene, 2,5-dibromo-3,4-dinitro,acmc-1apgk,ksc491i5j,2,5-dibromo-3,4-dinitrothiophene gc
IUPAC Name	2,5-dibromo-3,4-dinitrothiophene
InChI Key	AHGHPBPARMANQD-UHFFFAOYSA-N
Molecular Formula	C4Br2N2O4S

5-Pyrid-4-ylthiophene-2-carboxylic acid, 97%, Thermo Scientific™

CAS: 216867-32-2 Molecular Formula: C10H7NO2S Molecular Weight (g/mol): 205.23 MDL Number: MFCD07376007 InChI Key: OJOWGMLSJKRJNV-UHFFFAOYSA-N Synonym: 5-pyridin-4-yl thiophene-2-carboxylic acid,4-2-carboxythien-5-yl pyridine,5-pyrid-4-ylthiophene-2-carboxylic acid,2-thiophenecarboxylicacid, 5-4-pyridinyl,5-4-pyridyl-2-thiophenecarboxylic acid,5-4-pyridyl thiophene-2-carboxylic acid,5-4-pyridinyl-2-thiophenecarboxylic acid,5-pyridin-4-yl-thiophene-2-carboxylic acid,5-pyridin-4-yl thiophene-2-carboxylic acid,2-thiophenecarboxylic acid, 5-4-pyridinyl PubChem CID: 21928576 IUPAC Name: 5-pyridin-4-ylthiophene-2-carboxylic acid SMILES: OC(=O)C1=CC=C(S1)C1=CC=NC=C1

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PubChem CID	21928576
CAS	216867-32-2
Molecular Weight (g/mol)	205.23
MDL Number	MFCD07376007
SMILES	OC(=O)C1=CC=C(S1)C1=CC=NC=C1
Synonym	5-pyridin-4-yl thiophene-2-carboxylic acid,4-2-carboxythien-5-yl pyridine,5-pyrid-4-ylthiophene-2-carboxylic acid,2-thiophenecarboxylicacid, 5-4-pyridinyl,5-4-pyridyl-2-thiophenecarboxylic acid,5-4-pyridyl thiophene-2-carboxylic acid,5-4-pyridinyl-2-thiophenecarboxylic acid,5-pyridin-4-yl-thiophene-2-carboxylic acid,5-pyridin-4-yl thiophene-2-carboxylic acid,2-thiophenecarboxylic acid, 5-4-pyridinyl
IUPAC Name	5-pyridin-4-ylthiophene-2-carboxylic acid
InChI Key	OJOWGMLSJKRJNV-UHFFFAOYSA-N
Molecular Formula	C10H7NO2S

Benzo[b]thiophene-2-boronic acid, 97%

CAS: 98437-23-1 Molecular Formula: C8H7BO2S Molecular Weight (g/mol): 178.01 MDL Number: MFCD01075674 InChI Key: YNCYPMUJDDXIRH-UHFFFAOYSA-N Synonym: 2-benzothienylboronic acid,benzo b thiophen-2-ylboronic acid,benzo b thiophene-2-boronic acid,benzothiophene-2-boronic acid,1-benzothien-2-ylboronic acid,thianaphthene-2-boronic acid,benzo b thiophene-2-ylboronic acid,2-benzothiopheneboronic acid,benzothiophen-2-ylboronic acid PubChem CID: 2359 SMILES: OB(O)C1=CC2=CC=CC=C2S1

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PubChem CID	2359
CAS	98437-23-1
Molecular Weight (g/mol)	178.01
MDL Number	MFCD01075674
SMILES	OB(O)C1=CC2=CC=CC=C2S1
Synonym	2-benzothienylboronic acid,benzo b thiophen-2-ylboronic acid,benzo b thiophene-2-boronic acid,benzothiophene-2-boronic acid,1-benzothien-2-ylboronic acid,thianaphthene-2-boronic acid,benzo b thiophene-2-ylboronic acid,2-benzothiopheneboronic acid,benzothiophen-2-ylboronic acid
InChI Key	YNCYPMUJDDXIRH-UHFFFAOYSA-N
Molecular Formula	C8H7BO2S

5-Methylthiophene-2-boronic acid, 98%

CAS: 162607-20-7 Molecular Formula: C5H7BO2S Molecular Weight (g/mol): 141.98 MDL Number: MFCD01318166 InChI Key: NRIYPIBRPGAWDD-UHFFFAOYSA-N Synonym: 5-methylthiophene-2-boronic acid,5-methylthiophen-2-yl boronic acid,5-methyl-2-thiopheneboronic acid,5-methyl-2-thienyl boronic acid,5-methyl-2-thienylboric acid,5-methylthiophen-2-yl boranediol,5-methyl-2-thienylboronic acid,5-methylthiophene-2-boronicacid,2-methylthiophene-5-boronic acid,2-methylthienyl-5-boronic acid PubChem CID: 2734374 IUPAC Name: (5-methylthiophen-2-yl)boronic acid SMILES: CC1=CC=C(S1)B(O)O

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Specifications

PubChem CID	2734374
CAS	162607-20-7
Molecular Weight (g/mol)	141.98
MDL Number	MFCD01318166
SMILES	CC1=CC=C(S1)B(O)O
Synonym	5-methylthiophene-2-boronic acid,5-methylthiophen-2-yl boronic acid,5-methyl-2-thiopheneboronic acid,5-methyl-2-thienyl boronic acid,5-methyl-2-thienylboric acid,5-methylthiophen-2-yl boranediol,5-methyl-2-thienylboronic acid,5-methylthiophene-2-boronicacid,2-methylthiophene-5-boronic acid,2-methylthienyl-5-boronic acid
IUPAC Name	(5-methylthiophen-2-yl)boronic acid
InChI Key	NRIYPIBRPGAWDD-UHFFFAOYSA-N
Molecular Formula	C5H7BO2S

1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid, 95+%, Thermo Scientific™

CAS: 25252-46-4 Molecular Formula: C8H8N2O2S Molecular Weight (g/mol): 196.224 InChI Key: QRANSYHQSVJLHX-UHFFFAOYSA-N Synonym: 1,3-dimethyl-1h-thieno 2,3-c pyrazole-5-carboxylic acid,1,3-dimethylthieno 2,3-c pyrazole-5-carboxylic acid,1h-thieno 2,3-c pyrazole-5-carboxylic acid, 1,3-dimethyl,1h-thieno 2,3-c pyrazole-5-carboxylicacid, 1,3-dimethyl,4fzj,1,3-dimethyl-1h-thieno 2,3-c pyrazole-5-carboxylicacid,unavailable-see asdi_catno 500021541,5-carboxy-1,3-dimethyl-1h-thieno 2,3-c pyrazole,1,3-dimethylthiopheno 3,2-d pyrazole-5-carboxylic acid,1,3-dimethyl-1h-thieno 2,3-c-pyrazole-5-carboxylic acid PubChem CID: 2776541 IUPAC Name: 1,3-dimethylthieno[2,3-c]pyrazole-5-carboxylic acid SMILES: CC1=NN(C2=C1C=C(S2)C(=O)O)C

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PubChem CID	2776541
CAS	25252-46-4
Molecular Weight (g/mol)	196.224
SMILES	CC1=NN(C2=C1C=C(S2)C(=O)O)C
Synonym	1,3-dimethyl-1h-thieno 2,3-c pyrazole-5-carboxylic acid,1,3-dimethylthieno 2,3-c pyrazole-5-carboxylic acid,1h-thieno 2,3-c pyrazole-5-carboxylic acid, 1,3-dimethyl,1h-thieno 2,3-c pyrazole-5-carboxylicacid, 1,3-dimethyl,4fzj,1,3-dimethyl-1h-thieno 2,3-c pyrazole-5-carboxylicacid,unavailable-see asdi_catno 500021541,5-carboxy-1,3-dimethyl-1h-thieno 2,3-c pyrazole,1,3-dimethylthiopheno 3,2-d pyrazole-5-carboxylic acid,1,3-dimethyl-1h-thieno 2,3-c-pyrazole-5-carboxylic acid
IUPAC Name	1,3-dimethylthieno[2,3-c]pyrazole-5-carboxylic acid
InChI Key	QRANSYHQSVJLHX-UHFFFAOYSA-N
Molecular Formula	C8H8N2O2S

Thiophene-3-carboxylic acid, 99%

CAS: 88-13-1 Molecular Formula: C5H4O2S Molecular Weight (g/mol): 128.145 MDL Number: MFCD00005467 InChI Key: YNVOMSDITJMNET-UHFFFAOYSA-N Synonym: 3-thiophenecarboxylic acid,3-thenoic acid,3-thiophenezoic acid,beta-thiophenic acid,3-thienylcarboxylic acid,3-thiophene carboxylic acid,3-carboxythiophene,beta-thiophenecarboxylic acid,3-thiophenoic acid,unii-6v3012q6be PubChem CID: 6918 IUPAC Name: thiophene-3-carboxylic acid SMILES: C1=CSC=C1C(=O)O

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PubChem CID	6918
CAS	88-13-1
Molecular Weight (g/mol)	128.145
MDL Number	MFCD00005467
SMILES	C1=CSC=C1C(=O)O
Synonym	3-thiophenecarboxylic acid,3-thenoic acid,3-thiophenezoic acid,beta-thiophenic acid,3-thienylcarboxylic acid,3-thiophene carboxylic acid,3-carboxythiophene,beta-thiophenecarboxylic acid,3-thiophenoic acid,unii-6v3012q6be
IUPAC Name	thiophene-3-carboxylic acid
InChI Key	YNVOMSDITJMNET-UHFFFAOYSA-N
Molecular Formula	C5H4O2S

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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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

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

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

5-(2-Pyridinyl)-2-thiophenecarbothioamide, 97%, Thermo Scientific™

CAS: 306934-91-8 Molecular Formula: C10H8N2S2 Molecular Weight (g/mol): 220.308 MDL Number: MFCD02677740 InChI Key: VOYHCOULKKDLRP-UHFFFAOYSA-N Synonym: 5-2-pyridinyl-2-thiophenecarbothioamide,5-pyridin-2-yl thiophene-2-carbothioamide,2-thiophenecarbothioamide,5-2-pyridinyl,5-pyridin-2-yl thiophene-2-thiocarboxamide,amino 5-2-pyridyl 2-thienyl methane-1-thione PubChem CID: 2776127 IUPAC Name: 5-pyridin-2-ylthiophene-2-carbothioamide SMILES: C1=CC=NC(=C1)C2=CC=C(S2)C(=S)N

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Specifications

PubChem CID	2776127
CAS	306934-91-8
Molecular Weight (g/mol)	220.308
MDL Number	MFCD02677740
SMILES	C1=CC=NC(=C1)C2=CC=C(S2)C(=S)N
Synonym	5-2-pyridinyl-2-thiophenecarbothioamide,5-pyridin-2-yl thiophene-2-carbothioamide,2-thiophenecarbothioamide,5-2-pyridinyl,5-pyridin-2-yl thiophene-2-thiocarboxamide,amino 5-2-pyridyl 2-thienyl methane-1-thione
IUPAC Name	5-pyridin-2-ylthiophene-2-carbothioamide
InChI Key	VOYHCOULKKDLRP-UHFFFAOYSA-N
Molecular Formula	C10H8N2S2

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