Thiophenes

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

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2,5-Dimethylthiophene, 98+%

CAS: 638-02-8 Molecular Formula: C6H8S Molecular Weight (g/mol): 112.19 MDL Number: MFCD00005452 InChI Key: GWQOOADXMVQEFT-UHFFFAOYSA-N Synonym: thiophene, 2,5-dimethyl,2,5-dimethyl-thiophene,unii-v6ddx6wb12,v6ddx6wb12,pubchem5194,2,5 dimethylthiophene,thiophene,5-dimethyl,2,5-dimethyl thiophene,thiophene,2,5-dimethyl,2,5-dimethyl-2h-thiolium 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
Synonym	thiophene, 2,5-dimethyl,2,5-dimethyl-thiophene,unii-v6ddx6wb12,v6ddx6wb12,pubchem5194,2,5 dimethylthiophene,thiophene,5-dimethyl,2,5-dimethyl thiophene,thiophene,2,5-dimethyl,2,5-dimethyl-2h-thiolium
IUPAC Name	2,5-dimethylthiophene
InChI Key	GWQOOADXMVQEFT-UHFFFAOYSA-N
Molecular Formula	C6H8S

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

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Thiophene-2-carboxylic 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

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

3-Bromo-2,5-dichlorothiophene, 97%

CAS: 60404-18-4 Molecular Formula: C4HBrCl2S Molecular Weight (g/mol): 231.92 MDL Number: MFCD00041440 InChI Key: PBUHOXBSIQJRNO-UHFFFAOYSA-N PubChem CID: 521925 IUPAC Name: 3-bromo-2,5-dichlorothiophene SMILES: ClC1=CC(Br)=C(Cl)S1

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PubChem CID	521925
CAS	60404-18-4
Molecular Weight (g/mol)	231.92
MDL Number	MFCD00041440
SMILES	ClC1=CC(Br)=C(Cl)S1
IUPAC Name	3-bromo-2,5-dichlorothiophene
InChI Key	PBUHOXBSIQJRNO-UHFFFAOYSA-N
Molecular Formula	C4HBrCl2S

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

5-Bromothiophene-2-sulfonyl chloride, 96%

CAS: 55854-46-1 Molecular Formula: C4H2BrClO2S2 Molecular Weight (g/mol): 261.53 MDL Number: MFCD00084909 InChI Key: WGYBIEOLAFYDEC-UHFFFAOYSA-N Synonym: 5-bromothiophenesulfonyl chloride,5-bromo-2-thiophenesulfonyl chloride,5-bromo-thiophene-2-sulfonyl chloride,5-bromothiophene-2-sulphonyl chloride,5-bromo-2-chlorosulphonyl thiophene,5-bromo-2-chlorosulfonyl thiophene,5-bromothiophenesulphonyl chloride,buttpark 21\07-09,5-bromo 2-thienyl chlorosulfone,5-bromothiophen-2-sulfonyl chloride PubChem CID: 2733924 IUPAC Name: 5-bromothiophene-2-sulfonyl chloride SMILES: ClS(=O)(=O)C1=CC=C(Br)S1

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Specifications

PubChem CID	2733924
CAS	55854-46-1
Molecular Weight (g/mol)	261.53
MDL Number	MFCD00084909
SMILES	ClS(=O)(=O)C1=CC=C(Br)S1
Synonym	5-bromothiophenesulfonyl chloride,5-bromo-2-thiophenesulfonyl chloride,5-bromo-thiophene-2-sulfonyl chloride,5-bromothiophene-2-sulphonyl chloride,5-bromo-2-chlorosulphonyl thiophene,5-bromo-2-chlorosulfonyl thiophene,5-bromothiophenesulphonyl chloride,buttpark 21\07-09,5-bromo 2-thienyl chlorosulfone,5-bromothiophen-2-sulfonyl chloride
IUPAC Name	5-bromothiophene-2-sulfonyl chloride
InChI Key	WGYBIEOLAFYDEC-UHFFFAOYSA-N
Molecular Formula	C4H2BrClO2S2

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

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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

N-(1-Benzothien-2-ylmethyl)-N-methylamine hydrochloride, ≥97%, Thermo Scientific™

CAS: 849776-43-8 Molecular Formula: C10H12ClNS Molecular Weight (g/mol): 213.72 MDL Number: MFCD03306023 InChI Key: PBEZSHRKTUDPLK-UHFFFAOYSA-N Synonym: n-1-benzothien-2-ylmethyl-n-methylamine hydrochloride,1-benzo b thiophen-2-yl-n-methylmethanamine hydrochloride,1-benzothien-2-ylmethyl methylamine hydrochloride,1-benzothiophen-2-ylmethyl methyl amine hydrochloride,benzo b thiophen-2-ylmethyl-methyl-ammonium chloride,c10h11ns.hcl,benzo b thiophen-2-ylmethyl methylamine, chloride,1-benzo b thiophen-2-yl ;-n-methylmethanamine hydrochloride,1-1-benzothiophen-2-yl-n-methylmethanamine-hydrogen chloride 1/1 PubChem CID: 16956076 SMILES: Cl.CNCC1=CC2=CC=CC=C2S1

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PubChem CID	16956076
CAS	849776-43-8
Molecular Weight (g/mol)	213.72
MDL Number	MFCD03306023
SMILES	Cl.CNCC1=CC2=CC=CC=C2S1
Synonym	n-1-benzothien-2-ylmethyl-n-methylamine hydrochloride,1-benzo b thiophen-2-yl-n-methylmethanamine hydrochloride,1-benzothien-2-ylmethyl methylamine hydrochloride,1-benzothiophen-2-ylmethyl methyl amine hydrochloride,benzo b thiophen-2-ylmethyl-methyl-ammonium chloride,c10h11ns.hcl,benzo b thiophen-2-ylmethyl methylamine, chloride,1-benzo b thiophen-2-yl ;-n-methylmethanamine hydrochloride,1-1-benzothiophen-2-yl-n-methylmethanamine-hydrogen chloride 1/1
InChI Key	PBEZSHRKTUDPLK-UHFFFAOYSA-N
Molecular Formula	C10H12ClNS

Benzo[b]thiophene-3-carboxylic acid, 96%

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

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

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

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

2,5-Diiodothiophene, 99%

CAS: 625-88-7 Molecular Formula: C4H2I2S Molecular Weight (g/mol): 335.929 MDL Number: MFCD00014525 InChI Key: PNYWRAHWEIOAGK-UHFFFAOYSA-N Synonym: thiophene, 2,5-diiodo,2,5-diiodthiophen,thiophene,5-diiodo,pubchem5529,maybridge1_002904,acmc-1b0lo,2,5-diiodothiophene,bidd:gt0169,thiophene, 2,5-diiodo-8ci 9ci PubChem CID: 69368 IUPAC Name: 2,5-diiodothiophene SMILES: C1=C(SC(=C1)I)I

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PubChem CID	69368
CAS	625-88-7
Molecular Weight (g/mol)	335.929
MDL Number	MFCD00014525
SMILES	C1=C(SC(=C1)I)I
Synonym	thiophene, 2,5-diiodo,2,5-diiodthiophen,thiophene,5-diiodo,pubchem5529,maybridge1_002904,acmc-1b0lo,2,5-diiodothiophene,bidd:gt0169,thiophene, 2,5-diiodo-8ci 9ci
IUPAC Name	2,5-diiodothiophene
InChI Key	PNYWRAHWEIOAGK-UHFFFAOYSA-N
Molecular Formula	C4H2I2S

Methyl 4,5-dibromothiophene-2-carboxylate, 97%

CAS: 62224-24-2 Molecular Formula: C6H4Br2O2S Molecular Weight (g/mol): 299.964 MDL Number: MFCD00831688 InChI Key: URPMSPAEAVFKCO-UHFFFAOYSA-N Synonym: methyl 4,5-dibromo-2-thiophenecarboxylate,4,5-dibromothiophene-2-carboxylic acid methyl ester,maybridge3_005092,methyldibromothiophenecarboxylate,methyl 4,5-dibromo-2-thiophencarboxylate,methyl 4, 5-dibromothiophene-2-carboxylate,4,5-dibromo-thiophene-2-carboxylic acid methyl ester PubChem CID: 2727707 IUPAC Name: methyl 4,5-dibromothiophene-2-carboxylate SMILES: COC(=O)C1=CC(=C(S1)Br)Br

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Specifications

PubChem CID	2727707
CAS	62224-24-2
Molecular Weight (g/mol)	299.964
MDL Number	MFCD00831688
SMILES	COC(=O)C1=CC(=C(S1)Br)Br
Synonym	methyl 4,5-dibromo-2-thiophenecarboxylate,4,5-dibromothiophene-2-carboxylic acid methyl ester,maybridge3_005092,methyldibromothiophenecarboxylate,methyl 4,5-dibromo-2-thiophencarboxylate,methyl 4, 5-dibromothiophene-2-carboxylate,4,5-dibromo-thiophene-2-carboxylic acid methyl ester
IUPAC Name	methyl 4,5-dibromothiophene-2-carboxylate
InChI Key	URPMSPAEAVFKCO-UHFFFAOYSA-N
Molecular Formula	C6H4Br2O2S

Thiophenes

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