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-Dibromo-3,4-dinitrothiophene, Thermo Scientific Chemicals

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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Specifications

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

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-Methyl-2-thiophenecarboxaldehyde, 98%

CAS: 13679-70-4 Molecular Formula: C₆H₆OS Molecular Weight (g/mol): 126.18 MDL Number: MFCD00005434 InChI Key: VAUMDUIUEPIGHM-UHFFFAOYSA-N Synonym: 5-methyl-2-thiophenecarboxaldehyde,5-methylthiophene-2-carboxaldehyde,5-methyl-2-thiophenecarbaldehyde,2-formyl-5-methylthiophene,5-methyl-2-formylthiophene,2-thiophenecarboxaldehyde, 5-methyl,5-methylthiophene-2-aldehyde,5-methyl-2-thenaldehyde,5-methyl-2-thiophencarboxaldehyde,5-methyl-2-thiophene carboxaldehyde PubChem CID: 61663 IUPAC Name: 5-methylthiophene-2-carbaldehyde SMILES: CC1=CC=C(S1)C=O

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Specifications

PubChem CID	61663
CAS	13679-70-4
Molecular Weight (g/mol)	126.18
MDL Number	MFCD00005434
SMILES	CC1=CC=C(S1)C=O
Synonym	5-methyl-2-thiophenecarboxaldehyde,5-methylthiophene-2-carboxaldehyde,5-methyl-2-thiophenecarbaldehyde,2-formyl-5-methylthiophene,5-methyl-2-formylthiophene,2-thiophenecarboxaldehyde, 5-methyl,5-methylthiophene-2-aldehyde,5-methyl-2-thenaldehyde,5-methyl-2-thiophencarboxaldehyde,5-methyl-2-thiophene carboxaldehyde
IUPAC Name	5-methylthiophene-2-carbaldehyde
InChI Key	VAUMDUIUEPIGHM-UHFFFAOYSA-N
Molecular Formula	C₆H₆OS

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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Specifications

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

2-Bromo-5-nitrothiophene, 97%

CAS: 13195-50-1 Molecular Formula: C₄H₂BrNO₂S Molecular Weight (g/mol): 208.03 InChI Key: ZPNFMDYBAQDFDY-UHFFFAOYSA-N PubChem CID: 83222 IUPAC Name: 2-bromo-5-nitrothiophene SMILES: C1=C(SC(=C1)Br)[N+](=O)[O-]

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Specifications

PubChem CID	83222
CAS	13195-50-1
Molecular Weight (g/mol)	208.03
SMILES	C1=C(SC(=C1)Br)[N+](=O)[O-]
IUPAC Name	2-bromo-5-nitrothiophene
InChI Key	ZPNFMDYBAQDFDY-UHFFFAOYSA-N
Molecular Formula	C₄H₂BrNO₂S

2,5-Dibromothiophene, 95%

CAS: 3141-27-3 Molecular Formula: C4H2Br2S Molecular Weight (g/mol): 241.93 MDL Number: MFCD00005420 InChI Key: KBVDUUXRXJTAJC-UHFFFAOYSA-N Synonym: thiophene, 2,5-dibromo,2,5-dibromo-thiophene,unii-f0033k8cxm,pubchem5512,thiophene,5-dibromo,acmc-1ckmh,2,5-bis bromanyl thiophene,ksc224g0j,2,5-dibromothiophene,bidd:gt0086 PubChem CID: 18453 IUPAC Name: 2,5-dibromothiophene SMILES: BrC1=CC=C(Br)S1

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Specifications

PubChem CID	18453
CAS	3141-27-3
Molecular Weight (g/mol)	241.93
MDL Number	MFCD00005420
SMILES	BrC1=CC=C(Br)S1
Synonym	thiophene, 2,5-dibromo,2,5-dibromo-thiophene,unii-f0033k8cxm,pubchem5512,thiophene,5-dibromo,acmc-1ckmh,2,5-bis bromanyl thiophene,ksc224g0j,2,5-dibromothiophene,bidd:gt0086
IUPAC Name	2,5-dibromothiophene
InChI Key	KBVDUUXRXJTAJC-UHFFFAOYSA-N
Molecular Formula	C4H2Br2S

2-Thiophenecarboxylic acid hydrazide, 97%

CAS: 2361-27-5 Molecular Formula: C₅H₆N₂OS Molecular Weight (g/mol): 142.18 MDL Number: MFCD00005435 InChI Key: SOGBOGBTIKMGFS-UHFFFAOYSA-N Synonym: 2-thiophenecarboxylic acid hydrazide,thiophene-2-carboxylic acid hydrazide,2-thenoylhydrazine,2-thiophenecarboxylic hydrazide,2-thiophenecarbohydrazide,thiophene-2-carboxylic hydrazide,2-thiophenecarboxylic acid, hydrazide,2-thiophenecarbohydrazonic acid,2-thienylcarboxylic acid hydrazide,2-thiophene carboxylic hydrazide PubChem CID: 73098 IUPAC Name: thiophene-2-carbohydrazide SMILES: C1=CSC(=C1)C(=O)NN

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Specifications

PubChem CID	73098
CAS	2361-27-5
Molecular Weight (g/mol)	142.18
MDL Number	MFCD00005435
SMILES	C1=CSC(=C1)C(=O)NN
Synonym	2-thiophenecarboxylic acid hydrazide,thiophene-2-carboxylic acid hydrazide,2-thenoylhydrazine,2-thiophenecarboxylic hydrazide,2-thiophenecarbohydrazide,thiophene-2-carboxylic hydrazide,2-thiophenecarboxylic acid, hydrazide,2-thiophenecarbohydrazonic acid,2-thienylcarboxylic acid hydrazide,2-thiophene carboxylic hydrazide
IUPAC Name	thiophene-2-carbohydrazide
InChI Key	SOGBOGBTIKMGFS-UHFFFAOYSA-N
Molecular Formula	C₅H₆N₂OS

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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Specifications

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

5-Nitrothiophene-2-carbonitrile, 98%, Thermo Scientific™

CAS: 16689-02-4 Molecular Formula: C₅H₂N₂O₂S Molecular Weight (g/mol): 154.15 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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Specifications

PubChem CID	519294
CAS	16689-02-4
Molecular Weight (g/mol)	154.15
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

2-Bromo-5-methylthiophene, stabilised with Copper (0.1%) and Sodium bicarbonate (0.4%), 95%

CAS: 765-58-2 Molecular Formula: C₅H₅BrS Molecular Weight (g/mol): 177.06 MDL Number: MFCD00130103 InChI Key: ACDLOOGOFKSUPO-UHFFFAOYSA-N Synonym: 2-bromo-5-methyl-thiophene,2-bromo-5-methyl thiophene,thiophene, 2-bromo-5-methyl,2-methyl-5-bromothiophene,2-brom-5-methylthiophen,zlchem 358,pubchem5193,acmc-1beki,2-methyl-5-bromothiphene,5-bromo-2-methylthiophene PubChem CID: 69831 IUPAC Name: 2-bromo-5-methylthiophene SMILES: CC1=CC=C(S1)Br

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Specifications

PubChem CID	69831
CAS	765-58-2
Molecular Weight (g/mol)	177.06
MDL Number	MFCD00130103
SMILES	CC1=CC=C(S1)Br
Synonym	2-bromo-5-methyl-thiophene,2-bromo-5-methyl thiophene,thiophene, 2-bromo-5-methyl,2-methyl-5-bromothiophene,2-brom-5-methylthiophen,zlchem 358,pubchem5193,acmc-1beki,2-methyl-5-bromothiphene,5-bromo-2-methylthiophene
IUPAC Name	2-bromo-5-methylthiophene
InChI Key	ACDLOOGOFKSUPO-UHFFFAOYSA-N
Molecular Formula	C₅H₅BrS

2-Iodo-5-methylthiophene, 97%

CAS: 16494-36-3 Molecular Formula: C5H5IS Molecular Weight (g/mol): 224.06 MDL Number: MFCD00022492 InChI Key: NAZNQEXKAPLVKC-UHFFFAOYSA-N Synonym: thiophene, 2-iodo-5-methyl,pubchem7417,acmc-1bs6v,2-iodo-5-methyl-thiophene,2-iodo-5-methyl thiophene,bidd:gt0402,2-iodo-5-methylthiophene PubChem CID: 140096 IUPAC Name: 2-iodo-5-methylthiophene SMILES: CC1=CC=C(I)S1

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Specifications

PubChem CID	140096
CAS	16494-36-3
Molecular Weight (g/mol)	224.06
MDL Number	MFCD00022492
SMILES	CC1=CC=C(I)S1
Synonym	thiophene, 2-iodo-5-methyl,pubchem7417,acmc-1bs6v,2-iodo-5-methyl-thiophene,2-iodo-5-methyl thiophene,bidd:gt0402,2-iodo-5-methylthiophene
IUPAC Name	2-iodo-5-methylthiophene
InChI Key	NAZNQEXKAPLVKC-UHFFFAOYSA-N
Molecular Formula	C5H5IS

5-Bromo-2-thiophenecarboxaldehyde, 97%

CAS: 4701-17-1 Molecular Formula: C5H3BrOS Molecular Weight (g/mol): 191.04 MDL Number: MFCD00005432 InChI Key: GFBVUFQNHLUCPX-UHFFFAOYSA-N Synonym: 5-bromo-2-thiophenecarboxaldehyde,5-bromothiophene-2-carboxaldehyde,5-bromo-2-thiophenecarbaldehyde,5-bromothenaldehyde,5-bromo-2-formylthiophene,5-bromo-thiophene-2-carbaldehyde,2-bromo-5-formylthiophene,2-thiophenecarboxaldehyde, 5-bromo,2-bromo-5-thiophenecarboxaldehyde,5-bromothiophene-2-aldehyde PubChem CID: 78428 IUPAC Name: 5-bromothiophene-2-carbaldehyde SMILES: BrC1=CC=C(S1)C=O

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Specifications

PubChem CID	78428
CAS	4701-17-1
Molecular Weight (g/mol)	191.04
MDL Number	MFCD00005432
SMILES	BrC1=CC=C(S1)C=O
Synonym	5-bromo-2-thiophenecarboxaldehyde,5-bromothiophene-2-carboxaldehyde,5-bromo-2-thiophenecarbaldehyde,5-bromothenaldehyde,5-bromo-2-formylthiophene,5-bromo-thiophene-2-carbaldehyde,2-bromo-5-formylthiophene,2-thiophenecarboxaldehyde, 5-bromo,2-bromo-5-thiophenecarboxaldehyde,5-bromothiophene-2-aldehyde
IUPAC Name	5-bromothiophene-2-carbaldehyde
InChI Key	GFBVUFQNHLUCPX-UHFFFAOYSA-N
Molecular Formula	C5H3BrOS

5-Methylthiophene-2-carbonitrile, 97%, Thermo Scientific™

CAS: 72835-25-7 Molecular Formula: C₆H₅NS Molecular Weight (g/mol): 123.18 InChI Key: RBQRZWYCXAXPIN-UHFFFAOYSA-N PubChem CID: 312733 IUPAC Name: 5-methylthiophene-2-carbonitrile SMILES: CC1=CC=C(S1)C#N

Pricing and Availability
Specifications

PubChem CID	312733
CAS	72835-25-7
Molecular Weight (g/mol)	123.18
SMILES	CC1=CC=C(S1)C#N
IUPAC Name	5-methylthiophene-2-carbonitrile
InChI Key	RBQRZWYCXAXPIN-UHFFFAOYSA-N
Molecular Formula	C₆H₅NS

2-Thiophenecarboxamide, 99%, Thermo Scientific™

CAS: 5813-89-8 Molecular Formula: C₅H₅NOS Molecular Weight (g/mol): 127.17 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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Specifications

PubChem CID	22063
CAS	5813-89-8
Molecular Weight (g/mol)	127.17
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

5-Chloro-2-thiophenecarboxaldehyde, 97%

CAS: 7283-96-7 Molecular Formula: C5H3ClOS Molecular Weight (g/mol): 146.59 MDL Number: MFCD00047090 InChI Key: VWYFITBWBRVBSW-UHFFFAOYSA-N Synonym: 5-chloro-2-thiophenecarboxaldehyde,2-chloro-5-thiophenecarboxaldehyde,5-chlorothiophene-2-carboxaldehyde,2-thiophenecarboxaldehyde, 5-chloro,5-chloro-2-formylthiophene,2-chloro-5-formylthiophene,5-chlorothiophene-2-aldehyde,5-chloro-2-thiophenecarbaldehyde,5-chloro-2-thiophene-carboxaldehyde,pubchem7742 PubChem CID: 81700 IUPAC Name: 5-chlorothiophene-2-carbaldehyde SMILES: ClC1=CC=C(S1)C=O

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Specifications

PubChem CID	81700
CAS	7283-96-7
Molecular Weight (g/mol)	146.59
MDL Number	MFCD00047090
SMILES	ClC1=CC=C(S1)C=O
Synonym	5-chloro-2-thiophenecarboxaldehyde,2-chloro-5-thiophenecarboxaldehyde,5-chlorothiophene-2-carboxaldehyde,2-thiophenecarboxaldehyde, 5-chloro,5-chloro-2-formylthiophene,2-chloro-5-formylthiophene,5-chlorothiophene-2-aldehyde,5-chloro-2-thiophenecarbaldehyde,5-chloro-2-thiophene-carboxaldehyde,pubchem7742
IUPAC Name	5-chlorothiophene-2-carbaldehyde
InChI Key	VWYFITBWBRVBSW-UHFFFAOYSA-N
Molecular Formula	C5H3ClOS

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