Thiophenes

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

1 – 15 of 96 results

methyle4-aminothiophene-3-carboxylate hydrochloride, 97%, Thermo Scientific™

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 IUPAC Name: methyl 4-aminothiophene-3-carboxylate;hydrochloride SMILES: COC(=O)C1=CSC=C1N

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Specifications

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
IUPAC Name	methyl 4-aminothiophene-3-carboxylate;hydrochloride
InChI Key	BUFZZXCVOFBHLS-UHFFFAOYSA-N
Molecular Formula	C6H7NO2S

Ethyl 7-aminothieno[2,3-b]pyrazine-6-carboxylate, ≥97%, Thermo Scientific™

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5-Cyano-2-thiophene carbaldehyde, Thermo Scientific™

Pricing and Availability

2-(5-Ethynylthien-2-yl)pyridine, ≥97%, Thermo Scientific™

CAS: 132464-90-5 Molecular Formula: C11H7NS Molecular Weight (g/mol): 185.244 MDL Number: MFCD08271876 InChI Key: CTZZEBNNWDVUFO-UHFFFAOYSA-N Synonym: 2-5-ethynylthien-2-yl pyridine,2-5-ethynylthiophen-2-yl pyridine,pyridine,2-5-ethynyl-2-thienyl,pyridine, 2-5-ethynyl-2-thienyl,acmc-20muis,5-ethynyl-2-2-pyridyl thiophene,2-ethynyl-5-pyridin-2-yl thiophene PubChem CID: 15084146 IUPAC Name: 2-(5-ethynylthiophen-2-yl)pyridine SMILES: C#CC1=CC=C(S1)C2=CC=CC=N2

Pricing and Availability
Specifications

PubChem CID	15084146
CAS	132464-90-5
Molecular Weight (g/mol)	185.244
MDL Number	MFCD08271876
SMILES	C#CC1=CC=C(S1)C2=CC=CC=N2
Synonym	2-5-ethynylthien-2-yl pyridine,2-5-ethynylthiophen-2-yl pyridine,pyridine,2-5-ethynyl-2-thienyl,pyridine, 2-5-ethynyl-2-thienyl,acmc-20muis,5-ethynyl-2-2-pyridyl thiophene,2-ethynyl-5-pyridin-2-yl thiophene
IUPAC Name	2-(5-ethynylthiophen-2-yl)pyridine
InChI Key	CTZZEBNNWDVUFO-UHFFFAOYSA-N
Molecular Formula	C11H7NS

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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Specifications

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

Thieno[2,3-b]pyrazin-7-amine, Thermo Scientific™™

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2,5-Dichlorothiophene-3-carbonyl chloride, 95%, Thermo Scientific™

CAS: 57248-14-3 Molecular Formula: C5HCl3OS Molecular Weight (g/mol): 215.472 MDL Number: MFCD00041441 InChI Key: YGDFSMANOSKQRU-UHFFFAOYSA-N Synonym: 2,5-dichlorothiophene-3-carbonylchloride,2,5-dichloro-3-thiophenecarbonyl chloride,3-thiophenecarbonylchloride, 2,5-dichloro,pubchem15832,2,5-dichloro-3-thenoyl chloride,2,5-dichloro-3-thiophenecarbonylchloride,2,5-dichloro-thiophene-3-carbonyl chloride,2,5-bis chloranyl thiophene-3-carbonyl chloride PubChem CID: 2777084 IUPAC Name: 2,5-dichlorothiophene-3-carbonyl chloride SMILES: C1=C(SC(=C1C(=O)Cl)Cl)Cl

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Specifications

PubChem CID	2777084
CAS	57248-14-3
Molecular Weight (g/mol)	215.472
MDL Number	MFCD00041441
SMILES	C1=C(SC(=C1C(=O)Cl)Cl)Cl
Synonym	2,5-dichlorothiophene-3-carbonylchloride,2,5-dichloro-3-thiophenecarbonyl chloride,3-thiophenecarbonylchloride, 2,5-dichloro,pubchem15832,2,5-dichloro-3-thenoyl chloride,2,5-dichloro-3-thiophenecarbonylchloride,2,5-dichloro-thiophene-3-carbonyl chloride,2,5-bis chloranyl thiophene-3-carbonyl chloride
IUPAC Name	2,5-dichlorothiophene-3-carbonyl chloride
InChI Key	YGDFSMANOSKQRU-UHFFFAOYSA-N
Molecular Formula	C5HCl3OS

1-(1-Benzothiophen-2-yl)-2-bromo-1-ethanone, ≥97%, Thermo Scientific™

CAS: 97511-06-3 Molecular Formula: C10H7BrOS Molecular Weight (g/mol): 255.13 MDL Number: MFCD06658971 InChI Key: WVTSOGFICBVCRE-UHFFFAOYSA-N Synonym: 1-1-benzothiophen-2-yl-2-bromo-1-ethanone,1-1-benzothiophen-2-yl-2-bromoethanone,2-bromoacetyl benzo b thiophene,1-1-benzothiophen-2-yl-2-bromoethan-1-one,1-benzo b thiophen-2-yl-2-bromoethanone,1-benzo b thiophen-2-yl-2-bromoethan-1-one,1-benzothiophen-2-yl-2-bromoethan-1-one,2-bromoacetyl thianaphthene PubChem CID: 2795258 IUPAC Name: 1-(1-benzothiophen-2-yl)-2-bromoethanone SMILES: BrCC(=O)C1=CC2=CC=CC=C2S1

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Specifications

PubChem CID	2795258
CAS	97511-06-3
Molecular Weight (g/mol)	255.13
MDL Number	MFCD06658971
SMILES	BrCC(=O)C1=CC2=CC=CC=C2S1
Synonym	1-1-benzothiophen-2-yl-2-bromo-1-ethanone,1-1-benzothiophen-2-yl-2-bromoethanone,2-bromoacetyl benzo b thiophene,1-1-benzothiophen-2-yl-2-bromoethan-1-one,1-benzo b thiophen-2-yl-2-bromoethanone,1-benzo b thiophen-2-yl-2-bromoethan-1-one,1-benzothiophen-2-yl-2-bromoethan-1-one,2-bromoacetyl thianaphthene
IUPAC Name	1-(1-benzothiophen-2-yl)-2-bromoethanone
InChI Key	WVTSOGFICBVCRE-UHFFFAOYSA-N
Molecular Formula	C10H7BrOS

5-Nitrothiophene-3-carboxylic acid, 97%, Thermo Scientific™

CAS: 40357-96-8 Molecular Formula: C5H3NO4S Molecular Weight (g/mol): 173.142 MDL Number: MFCD00052582 InChI Key: VNJUNWUOAKEIKG-UHFFFAOYSA-N Synonym: 5-nitrothiophene-3-carboxylic acid,2-nitrothiophene-4-carboxylic acid,5-nitro-thiophene-3-carboxylic acid,5-nitro-3-thiophenecarboxylic acid,3-thiophenecarboxylic acid, 5-nitro,maybridge1_003249,acmc-1ascr,2-nitro-4-carboxythiophene,ksc238c5f,2-nitro-4-thiophenecarboxylic acid PubChem CID: 2777267 SMILES: C1=C(SC=C1C(=O)O)[N+](=O)[O-]

Pricing and Availability
Specifications

PubChem CID	2777267
CAS	40357-96-8
Molecular Weight (g/mol)	173.142
MDL Number	MFCD00052582
SMILES	C1=C(SC=C1C(=O)O)[N+](=O)[O-]
Synonym	5-nitrothiophene-3-carboxylic acid,2-nitrothiophene-4-carboxylic acid,5-nitro-thiophene-3-carboxylic acid,5-nitro-3-thiophenecarboxylic acid,3-thiophenecarboxylic acid, 5-nitro,maybridge1_003249,acmc-1ascr,2-nitro-4-carboxythiophene,ksc238c5f,2-nitro-4-thiophenecarboxylic acid
InChI Key	VNJUNWUOAKEIKG-UHFFFAOYSA-N
Molecular Formula	C5H3NO4S

Methyle3-amino-5-(tert-butyl)thiophene-2-carboxylate, 97%, Thermo Scientific™

CAS: 175137-03-8 Molecular Formula: C10H15NO2S Molecular Weight (g/mol): 213.295 MDL Number: MFCD00068163 InChI Key: WHJBGOQJMFAKHY-UHFFFAOYSA-N Synonym: methyl 3-amino-5-tert-butyl thiophene-2-carboxylate,3-amino-5-tert-butyl-thiophene-2-carboxylic acid methyl ester,methyl 3-amino-5-4-tert-butyl thiophene-2-carboxylate,maybridge1_003935,methyl 3-amino-5-tert-butyl-2-thiophenecarboxylate,3-amino-5-tert-butyl-2-thiophenecarboxylic acid methyl ester,3-amino-5-tert-butylthiophene-2-carboxylic acid methyl ester,2-thiophenecarboxylicacid, 3-amino-5-1,1-dimethylethyl-, methyl ester PubChem CID: 2777503 IUPAC Name: methyl 3-amino-5-tert-butylthiophene-2-carboxylate SMILES: CC(C)(C)C1=CC(=C(S1)C(=O)OC)N

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Specifications

PubChem CID	2777503
CAS	175137-03-8
Molecular Weight (g/mol)	213.295
MDL Number	MFCD00068163
SMILES	CC(C)(C)C1=CC(=C(S1)C(=O)OC)N
Synonym	methyl 3-amino-5-tert-butyl thiophene-2-carboxylate,3-amino-5-tert-butyl-thiophene-2-carboxylic acid methyl ester,methyl 3-amino-5-4-tert-butyl thiophene-2-carboxylate,maybridge1_003935,methyl 3-amino-5-tert-butyl-2-thiophenecarboxylate,3-amino-5-tert-butyl-2-thiophenecarboxylic acid methyl ester,3-amino-5-tert-butylthiophene-2-carboxylic acid methyl ester,2-thiophenecarboxylicacid, 3-amino-5-1,1-dimethylethyl-, methyl ester
IUPAC Name	methyl 3-amino-5-tert-butylthiophene-2-carboxylate
InChI Key	WHJBGOQJMFAKHY-UHFFFAOYSA-N
Molecular Formula	C10H15NO2S

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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Specifications

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-Methylthiophene-2-carbonyl chloride, 97%, Thermo Scientific™

CAS: 31555-59-6 Molecular Formula: C6H5ClOS Molecular Weight (g/mol): 160.615 MDL Number: MFCD00130092 InChI Key: DJCGIWVUKCNCAT-UHFFFAOYSA-N Synonym: 5-methyl-thiophene-2-carbonyl chloride,5-methyl-2-thiophenecarbonyl chloride,2-thiophenecarbonyl chloride, 5-methyl,2-thiophenecarbonylchloride, 5-methyl,5-methyl-2-thenoyl chloride,2-chlorocarbonyl-5-methylthiophene,5-methyl-thiophene-carboxylicacid chloride,5-methylthiophene-2-carboxylic acid chloride,5-methyl-thiophene-2-carboxylic acid chloride PubChem CID: 2760083 IUPAC Name: 5-methylthiophene-2-carbonyl chloride SMILES: CC1=CC=C(S1)C(=O)Cl

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Specifications

PubChem CID	2760083
CAS	31555-59-6
Molecular Weight (g/mol)	160.615
MDL Number	MFCD00130092
SMILES	CC1=CC=C(S1)C(=O)Cl
Synonym	5-methyl-thiophene-2-carbonyl chloride,5-methyl-2-thiophenecarbonyl chloride,2-thiophenecarbonyl chloride, 5-methyl,2-thiophenecarbonylchloride, 5-methyl,5-methyl-2-thenoyl chloride,2-chlorocarbonyl-5-methylthiophene,5-methyl-thiophene-carboxylicacid chloride,5-methylthiophene-2-carboxylic acid chloride,5-methyl-thiophene-2-carboxylic acid chloride
IUPAC Name	5-methylthiophene-2-carbonyl chloride
InChI Key	DJCGIWVUKCNCAT-UHFFFAOYSA-N
Molecular Formula	C6H5ClOS

Methyle3-amino-5-(4-chlorophenyl)thiophene-2-carboxylate, 97%, Thermo Scientific™

CAS: 91076-93-6 Molecular Formula: C12H10ClNO2S Molecular Weight (g/mol): 267.727 MDL Number: MFCD00052591 InChI Key: MELGGDOYSMRBGA-UHFFFAOYSA-N PubChem CID: 2777492 IUPAC Name: methyl 3-amino-5-(4-chlorophenyl)thiophene-2-carboxylate SMILES: COC(=O)C1=C(C=C(S1)C2=CC=C(C=C2)Cl)N

Pricing and Availability
Specifications

PubChem CID	2777492
CAS	91076-93-6
Molecular Weight (g/mol)	267.727
MDL Number	MFCD00052591
SMILES	COC(=O)C1=C(C=C(S1)C2=CC=C(C=C2)Cl)N
IUPAC Name	methyl 3-amino-5-(4-chlorophenyl)thiophene-2-carboxylate
InChI Key	MELGGDOYSMRBGA-UHFFFAOYSA-N
Molecular Formula	C12H10ClNO2S

Methyle3-amino-4-(methylsulfonyl)thiophene-2-carboxylate, 97%, Thermo Scientific™

CAS: 175201-73-7 Molecular Formula: C7H9NO4S2 Molecular Weight (g/mol): 235.272 MDL Number: MFCD00067932 InChI Key: ZFMCGKFMQDQBLY-UHFFFAOYSA-N PubChem CID: 2778572 IUPAC Name: methyl 3-amino-4-methylsulfonylthiophene-2-carboxylate SMILES: COC(=O)C1=C(C(=CS1)S(=O)(=O)C)N

Pricing and Availability
Specifications

PubChem CID	2778572
CAS	175201-73-7
Molecular Weight (g/mol)	235.272
MDL Number	MFCD00067932
SMILES	COC(=O)C1=C(C(=CS1)S(=O)(=O)C)N
IUPAC Name	methyl 3-amino-4-methylsulfonylthiophene-2-carboxylate
InChI Key	ZFMCGKFMQDQBLY-UHFFFAOYSA-N
Molecular Formula	C7H9NO4S2

5-Phenylthiophene-2-carboxylic acid, 95+%, Thermo Scientific™

CAS: 19163-24-7 Molecular Formula: C11H8O2S Molecular Weight (g/mol): 204.243 InChI Key: QGMFBCDNJUZQBZ-UHFFFAOYSA-N Synonym: 5-phenyl-2-thiophenecarboxylic acid,2-thiophenecarboxylic acid, 5-phenyl,5-phenyl-2-thiophene carboxylic acid,pubchem19533,5-phenyl-2-thenoic acid,2-carboxy-5-phenylthiophene,5-phenyl 2-thiophenecarboxylic acid,5-phenyl-thiophene-2-carboxylic acid PubChem CID: 736494 IUPAC Name: 5-phenylthiophene-2-carboxylic acid SMILES: C1=CC=C(C=C1)C2=CC=C(S2)C(=O)O

Pricing and Availability
Specifications

PubChem CID	736494
CAS	19163-24-7
Molecular Weight (g/mol)	204.243
SMILES	C1=CC=C(C=C1)C2=CC=C(S2)C(=O)O
Synonym	5-phenyl-2-thiophenecarboxylic acid,2-thiophenecarboxylic acid, 5-phenyl,5-phenyl-2-thiophene carboxylic acid,pubchem19533,5-phenyl-2-thenoic acid,2-carboxy-5-phenylthiophene,5-phenyl 2-thiophenecarboxylic acid,5-phenyl-thiophene-2-carboxylic acid
IUPAC Name	5-phenylthiophene-2-carboxylic acid
InChI Key	QGMFBCDNJUZQBZ-UHFFFAOYSA-N
Molecular Formula	C11H8O2S

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