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 206 results

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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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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

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

Methyl 3-aminothiophene-4-carboxylate hydrochloride, 97+%

CAS: 39978-14-8 Molecular Formula: C6H7NO2S Molecular Weight (g/mol): 157.19 MDL Number: MFCD00068149 InChI Key: BUFZZXCVOFBHLS-UHFFFAOYSA-N Synonym: methyl 4-aminothiophene-3-carboxylate hydrochloride,methyl 3-aminothiophene-4-carboxylate hydrochloride,3-carbomethoxy-4-aminothiophene hydrochloride,acmc-209zkz,methyl 4-aminothiophene-3-carboxylate, chloride,3-amino-4-methoxycarbonylthiophene hydrochloride,4-amino-3-methoxycarbonylthiophene hydrochloride,methyl3-aminothiophene-4-carboxylatehydrochloride,4-amino-3-methoxycarbonyl thiophene hydrochloride,methyl 4-aminothiophen-3-carboxylate hydrochloride PubChem CID: 2777609 SMILES: COC(=O)C1=CSC=C1N

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PubChem CID	2777609
CAS	39978-14-8
Molecular Weight (g/mol)	157.19
MDL Number	MFCD00068149
SMILES	COC(=O)C1=CSC=C1N
Synonym	methyl 4-aminothiophene-3-carboxylate hydrochloride,methyl 3-aminothiophene-4-carboxylate hydrochloride,3-carbomethoxy-4-aminothiophene hydrochloride,acmc-209zkz,methyl 4-aminothiophene-3-carboxylate, chloride,3-amino-4-methoxycarbonylthiophene hydrochloride,4-amino-3-methoxycarbonylthiophene hydrochloride,methyl3-aminothiophene-4-carboxylatehydrochloride,4-amino-3-methoxycarbonyl thiophene hydrochloride,methyl 4-aminothiophen-3-carboxylate hydrochloride
InChI Key	BUFZZXCVOFBHLS-UHFFFAOYSA-N
Molecular Formula	C6H7NO2S

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4,5,6,7-Tetrahydrobenzo[b]thiophene-3-carboxylic acid, 97%, Thermo Scientific™

CAS: 19156-54-8 Molecular Formula: C9H10O2S Molecular Weight (g/mol): 182.237 MDL Number: MFCD00652575 InChI Key: TUZZQEHPGHKGRJ-UHFFFAOYSA-N Synonym: 4,5,6,7-tetrahydrobenzo b thiophene-3-carboxylic acid,4,5,6,7-tetrahydro-benzo b thiophene-3-carboxylic acid,4,5,6,7-tetrahydrobenzo b thiophene-3-carboxylicacid,benzo b thiophene-3-carboxylic acid, 4,5,6,7-tetrahydro,benzo b thiophene-3-carboxylicacid, 4,5,6,7-tetrahydro,4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylic a,4,5,6,7-tetrahydro-benzo b thiophene-3-carboxylicacid PubChem CID: 767738 IUPAC Name: 4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylic acid SMILES: C1CCC2=C(C1)C(=CS2)C(=O)O

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PubChem CID	767738
CAS	19156-54-8
Molecular Weight (g/mol)	182.237
MDL Number	MFCD00652575
SMILES	C1CCC2=C(C1)C(=CS2)C(=O)O
Synonym	4,5,6,7-tetrahydrobenzo b thiophene-3-carboxylic acid,4,5,6,7-tetrahydro-benzo b thiophene-3-carboxylic acid,4,5,6,7-tetrahydrobenzo b thiophene-3-carboxylicacid,benzo b thiophene-3-carboxylic acid, 4,5,6,7-tetrahydro,benzo b thiophene-3-carboxylicacid, 4,5,6,7-tetrahydro,4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylic a,4,5,6,7-tetrahydro-benzo b thiophene-3-carboxylicacid
IUPAC Name	4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylic acid
InChI Key	TUZZQEHPGHKGRJ-UHFFFAOYSA-N
Molecular Formula	C9H10O2S

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2,5-Dibromo-3-methylthiophene, 98%

CAS: 13191-36-1 Molecular Formula: C5H4Br2S Molecular Weight (g/mol): 255.955 MDL Number: MFCD00015470 InChI Key: IHFXZROPBCBLLG-UHFFFAOYSA-N Synonym: thiophene, 2,5-dibromo-3-methyl,2,5-dibromo-3-methyl-thiophene,acmc-1bt3y,2-p-nitrophenylthio ethanol,2,5-dibrom-3-methylthiophen,3-methyl-2,5-dibromothiophene,2,5-dibromo-3-methylthiophene PubChem CID: 83219 IUPAC Name: 2,5-dibromo-3-methylthiophene SMILES: CC1=C(SC(=C1)Br)Br

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PubChem CID	83219
CAS	13191-36-1
Molecular Weight (g/mol)	255.955
MDL Number	MFCD00015470
SMILES	CC1=C(SC(=C1)Br)Br
Synonym	thiophene, 2,5-dibromo-3-methyl,2,5-dibromo-3-methyl-thiophene,acmc-1bt3y,2-p-nitrophenylthio ethanol,2,5-dibrom-3-methylthiophen,3-methyl-2,5-dibromothiophene,2,5-dibromo-3-methylthiophene
IUPAC Name	2,5-dibromo-3-methylthiophene
InChI Key	IHFXZROPBCBLLG-UHFFFAOYSA-N
Molecular Formula	C5H4Br2S

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5-Nitrothiophene-2-carbonitrile, 98+%

CAS: 16689-02-4 Molecular Formula: C5H2N2O2S Molecular Weight (g/mol): 154.143 MDL Number: MFCD00052401 InChI Key: FLYONFCGDKAMIH-UHFFFAOYSA-N Synonym: 5-nitro-2-thiophenecarbonitrile,5-cyano-2-nitrothiophene,2-cyano-5-nitrothiophene,5-nitrothiophene-2-carbonitirile,5-nitro-thiophene-2-carbonitrile,2-thiophenecarbonitrile, 5-nitro,zlchem 478,maybridge1_005980,5-nitro-2-cyanothiophene,acmc-209dv8 PubChem CID: 519294 IUPAC Name: 5-nitrothiophene-2-carbonitrile SMILES: C1=C(SC(=C1)[N+](=O)[O-])C#N

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PubChem CID	519294
CAS	16689-02-4
Molecular Weight (g/mol)	154.143
MDL Number	MFCD00052401
SMILES	C1=C(SC(=C1)[N+](=O)[O-])C#N
Synonym	5-nitro-2-thiophenecarbonitrile,5-cyano-2-nitrothiophene,2-cyano-5-nitrothiophene,5-nitrothiophene-2-carbonitirile,5-nitro-thiophene-2-carbonitrile,2-thiophenecarbonitrile, 5-nitro,zlchem 478,maybridge1_005980,5-nitro-2-cyanothiophene,acmc-209dv8
IUPAC Name	5-nitrothiophene-2-carbonitrile
InChI Key	FLYONFCGDKAMIH-UHFFFAOYSA-N
Molecular Formula	C5H2N2O2S

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2-Chloro-5-methylthiophene, 97%

CAS: 17249-82-0 Molecular Formula: C5H5ClS Molecular Weight (g/mol): 132.605 MDL Number: MFCD01632145 InChI Key: JSMMZMYGEVUURX-UHFFFAOYSA-N Synonym: thiophene, 2-chloro-5-methyl,pubchem5197,acmc-209e4p,2-chloro-5-methyl-thiophene,ksc497i0h,2-chloranyl-5-methyl-thiophene PubChem CID: 140208 IUPAC Name: 2-chloro-5-methylthiophene SMILES: CC1=CC=C(S1)Cl

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PubChem CID	140208
CAS	17249-82-0
Molecular Weight (g/mol)	132.605
MDL Number	MFCD01632145
SMILES	CC1=CC=C(S1)Cl
Synonym	thiophene, 2-chloro-5-methyl,pubchem5197,acmc-209e4p,2-chloro-5-methyl-thiophene,ksc497i0h,2-chloranyl-5-methyl-thiophene
IUPAC Name	2-chloro-5-methylthiophene
InChI Key	JSMMZMYGEVUURX-UHFFFAOYSA-N
Molecular Formula	C5H5ClS

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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

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

CAS: 6314-42-7 Molecular Formula: C9H7NOS Molecular Weight (g/mol): 177.221 MDL Number: MFCD00052505 InChI Key: GYSCBCSGKXNZRH-UHFFFAOYSA-N Synonym: benzo b thiophene-2-carboxamide,thianaphthene-2-carboxamide,benzothiophene carboxamide,2-benzo b thiophenecarboxamide,# PubChem CID: 237073 IUPAC Name: 1-benzothiophene-2-carboxamide SMILES: C1=CC=C2C(=C1)C=C(S2)C(=O)N

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PubChem CID	237073
CAS	6314-42-7
Molecular Weight (g/mol)	177.221
MDL Number	MFCD00052505
SMILES	C1=CC=C2C(=C1)C=C(S2)C(=O)N
Synonym	benzo b thiophene-2-carboxamide,thianaphthene-2-carboxamide,benzothiophene carboxamide,2-benzo b thiophenecarboxamide,#
IUPAC Name	1-benzothiophene-2-carboxamide
InChI Key	GYSCBCSGKXNZRH-UHFFFAOYSA-N
Molecular Formula	C9H7NOS

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Thiophene-2,5-dicarboxylic acid, 97%

CAS: 4282-31-9 Molecular Formula: C6H4O4S Molecular Weight (g/mol): 172.154 MDL Number: MFCD00016896 InChI Key: YCGAZNXXGKTASZ-UHFFFAOYSA-N Synonym: 2,5-thiophenedicarboxylic acid,2,5-dicarboxythiophene,unii-5q8a2g9y8a,2,5-thiophene dicarboxylic acid,pubchem5580,maybridge4_002021,acmc-1aj5p,ksc182i5d,2,5-thiophene-dicarboxylic acid,thiophene-2.5-dicarboxylic acid PubChem CID: 20273 IUPAC Name: thiophene-2,5-dicarboxylic acid SMILES: C1=C(SC(=C1)C(=O)O)C(=O)O

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PubChem CID	20273
CAS	4282-31-9
Molecular Weight (g/mol)	172.154
MDL Number	MFCD00016896
SMILES	C1=C(SC(=C1)C(=O)O)C(=O)O
Synonym	2,5-thiophenedicarboxylic acid,2,5-dicarboxythiophene,unii-5q8a2g9y8a,2,5-thiophene dicarboxylic acid,pubchem5580,maybridge4_002021,acmc-1aj5p,ksc182i5d,2,5-thiophene-dicarboxylic acid,thiophene-2.5-dicarboxylic acid
IUPAC Name	thiophene-2,5-dicarboxylic acid
InChI Key	YCGAZNXXGKTASZ-UHFFFAOYSA-N
Molecular Formula	C6H4O4S

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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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2-Thiophenecarboxylic 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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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

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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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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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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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Specifications

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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