Thiophenes

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

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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

D-Gulonic acid-1,4-lactone, 98%

CAS: 6322-07-2 MDL Number: MFCD00005391

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CAS	6322-07-2
MDL Number	MFCD00005391

1-Benzothiophene-2-carbaldehyde, 97%, Thermo Scientific™

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

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5-Chlorothiophene-2-sulfonamide, 97%

CAS: 53595-66-7 Molecular Formula: C4H4ClNO2S2 Molecular Weight (g/mol): 197.65 MDL Number: MFCD00052584 InChI Key: RKLQLYBJAZBSEU-UHFFFAOYSA-N Synonym: 5-chloro-2-thiophenesulfonamide,2-thiophenesulfonamide, 5-chloro,2-chloro thiophene-5-sulfonamide,pubchem7381,5-chlorothiophenesulfonamide,4-18-00-06708 beilstein handbook reference,ksc490i0r,2-chloro-5-sulfamoylthiophene,5-chloro-2-thienylsulphonamide PubChem CID: 1241301 IUPAC Name: 5-chlorothiophene-2-sulfonamide SMILES: NS(=O)(=O)C1=CC=C(Cl)S1

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Specifications

PubChem CID	1241301
CAS	53595-66-7
Molecular Weight (g/mol)	197.65
MDL Number	MFCD00052584
SMILES	NS(=O)(=O)C1=CC=C(Cl)S1
Synonym	5-chloro-2-thiophenesulfonamide,2-thiophenesulfonamide, 5-chloro,2-chloro thiophene-5-sulfonamide,pubchem7381,5-chlorothiophenesulfonamide,4-18-00-06708 beilstein handbook reference,ksc490i0r,2-chloro-5-sulfamoylthiophene,5-chloro-2-thienylsulphonamide
IUPAC Name	5-chlorothiophene-2-sulfonamide
InChI Key	RKLQLYBJAZBSEU-UHFFFAOYSA-N
Molecular Formula	C4H4ClNO2S2

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5-Formyl-2-thiopheneboronic acid, 97%

CAS: 4347-33-5 Molecular Formula: C5H5BO3S Molecular Weight (g/mol): 155.96 MDL Number: MFCD02093666 InChI Key: DEQOVKFWRPOPQP-UHFFFAOYSA-N Synonym: 5-formyl-2-thiopheneboronic acid,5-formylthiophen-2-boronic acid,5-formylthiophen-2-yl boronic acid,5-formylthiophene-2-boronic acid,2-formylthiophene-5-boronic acid,5-formylthienyl-2-boronic acid,5-formyl-2-thienyl boronic acid,boronic acid, 5-formyl-2-thienyl,5-formyl-2-thiopheneboronicacid,pubchem1722 PubChem CID: 2773430 IUPAC Name: (5-formylthiophen-2-yl)boronic acid SMILES: OB(O)C1=CC=C(S1)C=O

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PubChem CID	2773430
CAS	4347-33-5
Molecular Weight (g/mol)	155.96
MDL Number	MFCD02093666
SMILES	OB(O)C1=CC=C(S1)C=O
Synonym	5-formyl-2-thiopheneboronic acid,5-formylthiophen-2-boronic acid,5-formylthiophen-2-yl boronic acid,5-formylthiophene-2-boronic acid,2-formylthiophene-5-boronic acid,5-formylthienyl-2-boronic acid,5-formyl-2-thienyl boronic acid,boronic acid, 5-formyl-2-thienyl,5-formyl-2-thiopheneboronicacid,pubchem1722
IUPAC Name	(5-formylthiophen-2-yl)boronic acid
InChI Key	DEQOVKFWRPOPQP-UHFFFAOYSA-N
Molecular Formula	C5H5BO3S

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Methyl 3-aminobenzo[b]thiophene-2-carboxylate, 97%

CAS: 35212-85-2 Molecular Formula: C₁₀H₉NO₂S Molecular Weight (g/mol): 207.25 MDL Number: MFCD00206744 InChI Key: VLHHEYMZLXKSQO-UHFFFAOYSA-N Synonym: methyl 3-aminobenzo b thiophene-2-carboxylate,benzo b thiophene-2-carboxylic acid, 3-amino-, methyl ester,cbmicro_030710,2-carbomethoxy-3-aminobenzothiophene,methyl 3-aminobenzothiophene-2-carboxylate,methyl-3-aminobenzothiophene-2-carboxylate,3-amino-2-methoxycarbonyl-1-benzothiophene,methyl 3-amino-benzo b thiophene-2-carboxylate,methyl 3-azanyl-1-benzothiophene-2-carboxylate,amino-benzo b thiophene-2-carboxylic acid methyl ester PubChem CID: 874720 IUPAC Name: methyl 3-amino-1-benzothiophene-2-carboxylate SMILES: COC(=O)C1=C(C2=CC=CC=C2S1)N

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PubChem CID	874720
CAS	35212-85-2
Molecular Weight (g/mol)	207.25
MDL Number	MFCD00206744
SMILES	COC(=O)C1=C(C2=CC=CC=C2S1)N
Synonym	methyl 3-aminobenzo b thiophene-2-carboxylate,benzo b thiophene-2-carboxylic acid, 3-amino-, methyl ester,cbmicro_030710,2-carbomethoxy-3-aminobenzothiophene,methyl 3-aminobenzothiophene-2-carboxylate,methyl-3-aminobenzothiophene-2-carboxylate,3-amino-2-methoxycarbonyl-1-benzothiophene,methyl 3-amino-benzo b thiophene-2-carboxylate,methyl 3-azanyl-1-benzothiophene-2-carboxylate,amino-benzo b thiophene-2-carboxylic acid methyl ester
IUPAC Name	methyl 3-amino-1-benzothiophene-2-carboxylate
InChI Key	VLHHEYMZLXKSQO-UHFFFAOYSA-N
Molecular Formula	C₁₀H₉NO₂S

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

CAS: 3133-78-6 Molecular Formula: C10H8O2S Molecular Weight (g/mol): 192.232 MDL Number: MFCD01830305 InChI Key: YVKLUKXESFJRCE-UHFFFAOYSA-N Synonym: 3-methylbenzo b thiophene-2-carboxylic acid,3-methylbenzothiophene-2-carboxylic acid,acmc-20a6oy,methylbenzothiophene-carboxylic,3-methylthianaphthene-2-carboxylic acid,3-methyl 2-benzo b thiophenecarboxylic acid,benzo b thiophene-2-carboxylicacid, 3-methyl PubChem CID: 821868 IUPAC Name: 3-methyl-1-benzothiophene-2-carboxylic acid SMILES: CC1=C(SC2=CC=CC=C12)C(=O)O

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Specifications

PubChem CID	821868
CAS	3133-78-6
Molecular Weight (g/mol)	192.232
MDL Number	MFCD01830305
SMILES	CC1=C(SC2=CC=CC=C12)C(=O)O
Synonym	3-methylbenzo b thiophene-2-carboxylic acid,3-methylbenzothiophene-2-carboxylic acid,acmc-20a6oy,methylbenzothiophene-carboxylic,3-methylthianaphthene-2-carboxylic acid,3-methyl 2-benzo b thiophenecarboxylic acid,benzo b thiophene-2-carboxylicacid, 3-methyl
IUPAC Name	3-methyl-1-benzothiophene-2-carboxylic acid
InChI Key	YVKLUKXESFJRCE-UHFFFAOYSA-N
Molecular Formula	C10H8O2S

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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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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

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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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Specifications

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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3-Thiophenecarboxylic acid, 99%

CAS: 88-13-1 Molecular Formula: C₅H₄O₂S Molecular Weight (g/mol): 128.15 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)	128.15
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

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2-Amino-4-methylthiophene-3-carboxamide, 98%

CAS: 4651-97-2 Molecular Formula: C6H8N2OS Molecular Weight (g/mol): 156.203 MDL Number: MFCD00052594 InChI Key: AXLIJQRGPVJGSO-UHFFFAOYSA-N Synonym: 2-amino-4-methyl-3-thiophenecarboxamide,3-thiophenecarboxamide, 2-amino-4-methyl,acmc-20a2ps,maybridge1_003931,2-amino-4-methyl-thiophen-3-carboxamid,2-amino-4-methyl-3-thiophene carboxamide,2-azanyl-4-methyl-thiophene-3-carboxamide,2-amino-4-methyl-thiophene-3-carboxylic acid amide PubChem CID: 293810 IUPAC Name: 2-amino-4-methylthiophene-3-carboxamide SMILES: CC1=CSC(=C1C(=O)N)N

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Specifications

PubChem CID	293810
CAS	4651-97-2
Molecular Weight (g/mol)	156.203
MDL Number	MFCD00052594
SMILES	CC1=CSC(=C1C(=O)N)N
Synonym	2-amino-4-methyl-3-thiophenecarboxamide,3-thiophenecarboxamide, 2-amino-4-methyl,acmc-20a2ps,maybridge1_003931,2-amino-4-methyl-thiophen-3-carboxamid,2-amino-4-methyl-3-thiophene carboxamide,2-azanyl-4-methyl-thiophene-3-carboxamide,2-amino-4-methyl-thiophene-3-carboxylic acid amide
IUPAC Name	2-amino-4-methylthiophene-3-carboxamide
InChI Key	AXLIJQRGPVJGSO-UHFFFAOYSA-N
Molecular Formula	C6H8N2OS

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2-Benzothienylboronic acid, 98%

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 IUPAC Name: 1-benzothiophen-2-ylboronic acid SMILES: OB(O)C1=CC2=CC=CC=C2S1

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Specifications

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
IUPAC Name	1-benzothiophen-2-ylboronic acid
InChI Key	YNCYPMUJDDXIRH-UHFFFAOYSA-N
Molecular Formula	C8H7BO2S

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3-Methylthiophene-2-carboxylic acid, 98%

CAS: 23806-24-8 Molecular Formula: C6H5O2S Molecular Weight (g/mol): 141.16 MDL Number: MFCD00005438 InChI Key: IFLKEBSJTZGCJG-UHFFFAOYSA-M Synonym: 3-methyl-2-thiophenecarboxylic acid,3-methyl-2-thenoic acid,2-thiophenecarboxylic acid, 3-methyl,2-carboxy-3-methylthiophene,3-methyl-2-thiophene carboxylic acid,3-methyl-2-thiophenecarboxylic,3-methyl-thiophene-2-carboxylic acid,3-methyl-2-thiophenecarboxylicacid,pubchem5182,acmc-1cinc PubChem CID: 90269 IUPAC Name: 3-methylthiophene-2-carboxylic acid SMILES: CC1=C(SC=C1)C([O-])=O

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PubChem CID	90269
CAS	23806-24-8
Molecular Weight (g/mol)	141.16
MDL Number	MFCD00005438
SMILES	CC1=C(SC=C1)C([O-])=O
Synonym	3-methyl-2-thiophenecarboxylic acid,3-methyl-2-thenoic acid,2-thiophenecarboxylic acid, 3-methyl,2-carboxy-3-methylthiophene,3-methyl-2-thiophene carboxylic acid,3-methyl-2-thiophenecarboxylic,3-methyl-thiophene-2-carboxylic acid,3-methyl-2-thiophenecarboxylicacid,pubchem5182,acmc-1cinc
IUPAC Name	3-methylthiophene-2-carboxylic acid
InChI Key	IFLKEBSJTZGCJG-UHFFFAOYSA-M
Molecular Formula	C6H5O2S

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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

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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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