Thiophenes

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

1 – 15 of 686 results

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

5-[5-(Trifluoromethyl)isoxazol-3-yl]thiophene-2-sulfonyl chloride, 97%, Thermo Scientific™

CAS: 229956-98-3 Molecular Formula: C8H3ClF3NO3S2 Molecular Weight (g/mol): 317.681 MDL Number: MFCD00831001 InChI Key: TWGONVLMWWEOFL-UHFFFAOYSA-N Synonym: 5-5-trifluoromethyl isoxazol-3-yl thiophene-2-sulfonyl chloride,5-5-trifluoromethyl-1,2-oxazol-3-yl thiophene-2-sulfonyl chloride,2-thiophenesulfonylchloride, 5-5-trifluoromethyl-3-isoxazolyl,5-5-trifluoromethyl isoxazol-3-yl thiophene-2-sulphonyl chloride,5-5-trifluoromethyl-isoxazol-3-yl-thiophene-2-sulfonyl chloride PubChem CID: 2777526 IUPAC Name: 5-[5-(trifluoromethyl)-1,2-oxazol-3-yl]thiophene-2-sulfonyl chloride SMILES: C1=C(SC(=C1)S(=O)(=O)Cl)C2=NOC(=C2)C(F)(F)F

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PubChem CID	2777526
CAS	229956-98-3
Molecular Weight (g/mol)	317.681
MDL Number	MFCD00831001
SMILES	C1=C(SC(=C1)S(=O)(=O)Cl)C2=NOC(=C2)C(F)(F)F
Synonym	5-5-trifluoromethyl isoxazol-3-yl thiophene-2-sulfonyl chloride,5-5-trifluoromethyl-1,2-oxazol-3-yl thiophene-2-sulfonyl chloride,2-thiophenesulfonylchloride, 5-5-trifluoromethyl-3-isoxazolyl,5-5-trifluoromethyl isoxazol-3-yl thiophene-2-sulphonyl chloride,5-5-trifluoromethyl-isoxazol-3-yl-thiophene-2-sulfonyl chloride
IUPAC Name	5-[5-(trifluoromethyl)-1,2-oxazol-3-yl]thiophene-2-sulfonyl chloride
InChI Key	TWGONVLMWWEOFL-UHFFFAOYSA-N
Molecular Formula	C8H3ClF3NO3S2

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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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-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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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

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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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

2-Bromo-3-thiophenecarboxylic acid, 96%

CAS: 24287-95-4 Molecular Formula: C₅H₃BrO₂S Molecular Weight (g/mol): 207.04 MDL Number: MFCD05865213 InChI Key: RVSXMPCELBYUSF-UHFFFAOYSA-N Synonym: 2-bromo-3-thiophenecarboxylic acid,2-bromo-thiophene-3-carboxylic acid,2-bromo-thiophene-3-carboxylicacid,3-thiophenecarboxylic acid, 2-bromo,2-bromo-3-thenoic acid,acmc-209xc0,2-bromo-3-carboxythiophene,2-bromothiophene-3-carboxylic?acid,2-bromo-3-thiophene carboxylic acid,2-bromo-thiophene 3-carboxylic acid PubChem CID: 12320971 IUPAC Name: 2-bromothiophene-3-carboxylic acid SMILES: C1=CSC(=C1C(=O)O)Br

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PubChem CID	12320971
CAS	24287-95-4
Molecular Weight (g/mol)	207.04
MDL Number	MFCD05865213
SMILES	C1=CSC(=C1C(=O)O)Br
Synonym	2-bromo-3-thiophenecarboxylic acid,2-bromo-thiophene-3-carboxylic acid,2-bromo-thiophene-3-carboxylicacid,3-thiophenecarboxylic acid, 2-bromo,2-bromo-3-thenoic acid,acmc-209xc0,2-bromo-3-carboxythiophene,2-bromothiophene-3-carboxylic?acid,2-bromo-3-thiophene carboxylic acid,2-bromo-thiophene 3-carboxylic acid
IUPAC Name	2-bromothiophene-3-carboxylic acid
InChI Key	RVSXMPCELBYUSF-UHFFFAOYSA-N
Molecular Formula	C₅H₃BrO₂S

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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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

5-Pyrid-4-ylthiophene-2-carbaldehyde, 97%, Thermo Scientific™

CAS: 129770-69-0 Molecular Formula: C10H7NOS Molecular Weight (g/mol): 189.232 MDL Number: MFCD06802777 InChI Key: SZPFXOQATCPCET-UHFFFAOYSA-N PubChem CID: 11052422 IUPAC Name: 5-pyridin-4-ylthiophene-2-carbaldehyde SMILES: C1=CN=CC=C1C2=CC=C(S2)C=O

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Specifications

PubChem CID	11052422
CAS	129770-69-0
Molecular Weight (g/mol)	189.232
MDL Number	MFCD06802777
SMILES	C1=CN=CC=C1C2=CC=C(S2)C=O
IUPAC Name	5-pyridin-4-ylthiophene-2-carbaldehyde
InChI Key	SZPFXOQATCPCET-UHFFFAOYSA-N
Molecular Formula	C10H7NOS

3-Methoxythiophene-2-carboxylic acid, 97%, Thermo Scientific™

CAS: 60166-83-8 Molecular Formula: C6H6O3S Molecular Weight (g/mol): 158.17 MDL Number: MFCD01316613 InChI Key: LSSMRBBQCHSDNS-UHFFFAOYSA-N PubChem CID: 1483475 IUPAC Name: 3-methoxythiophene-2-carboxylic acid SMILES: COC1=C(SC=C1)C(O)=O

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PubChem CID	1483475
CAS	60166-83-8
Molecular Weight (g/mol)	158.17
MDL Number	MFCD01316613
SMILES	COC1=C(SC=C1)C(O)=O
IUPAC Name	3-methoxythiophene-2-carboxylic acid
InChI Key	LSSMRBBQCHSDNS-UHFFFAOYSA-N
Molecular Formula	C6H6O3S

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

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

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

2-Nitrothiophene, tech. 85%

CAS: 609-40-5 Molecular Formula: C4H3NO2S Molecular Weight (g/mol): 129.133 MDL Number: MFCD00005425 InChI Key: JIZRGGUCOQKGQD-UHFFFAOYSA-N Synonym: thiophene, 2-nitro,2-nitro-thiophene,2-nitro thiophene,2-nitrothiophene, tech,nitrothiophene,2-nitrothiofene,pubchem5570,2-nitrothiophene, tech.,acmc-1aw2t,wln: t5sj bnw PubChem CID: 11866 IUPAC Name: 2-nitrothiophene SMILES: C1=CSC(=C1)[N+](=O)[O-]

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PubChem CID	11866
CAS	609-40-5
Molecular Weight (g/mol)	129.133
MDL Number	MFCD00005425
SMILES	C1=CSC(=C1)[N+](=O)[O-]
Synonym	thiophene, 2-nitro,2-nitro-thiophene,2-nitro thiophene,2-nitrothiophene, tech,nitrothiophene,2-nitrothiofene,pubchem5570,2-nitrothiophene, tech.,acmc-1aw2t,wln: t5sj bnw
IUPAC Name	2-nitrothiophene
InChI Key	JIZRGGUCOQKGQD-UHFFFAOYSA-N
Molecular Formula	C4H3NO2S

5-(2-Pyridinyl)-2-thiophenecarbothioamide, 97%, Thermo Scientific™

CAS: 306934-91-8 Molecular Formula: C10H8N2S2 Molecular Weight (g/mol): 220.308 MDL Number: MFCD02677740 InChI Key: VOYHCOULKKDLRP-UHFFFAOYSA-N Synonym: 5-2-pyridinyl-2-thiophenecarbothioamide,5-pyridin-2-yl thiophene-2-carbothioamide,2-thiophenecarbothioamide,5-2-pyridinyl,5-pyridin-2-yl thiophene-2-thiocarboxamide,amino 5-2-pyridyl 2-thienyl methane-1-thione PubChem CID: 2776127 IUPAC Name: 5-pyridin-2-ylthiophene-2-carbothioamide SMILES: C1=CC=NC(=C1)C2=CC=C(S2)C(=S)N

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Specifications

PubChem CID	2776127
CAS	306934-91-8
Molecular Weight (g/mol)	220.308
MDL Number	MFCD02677740
SMILES	C1=CC=NC(=C1)C2=CC=C(S2)C(=S)N
Synonym	5-2-pyridinyl-2-thiophenecarbothioamide,5-pyridin-2-yl thiophene-2-carbothioamide,2-thiophenecarbothioamide,5-2-pyridinyl,5-pyridin-2-yl thiophene-2-thiocarboxamide,amino 5-2-pyridyl 2-thienyl methane-1-thione
IUPAC Name	5-pyridin-2-ylthiophene-2-carbothioamide
InChI Key	VOYHCOULKKDLRP-UHFFFAOYSA-N
Molecular Formula	C10H8N2S2

5-(2-Pyridyl)thiophene-2-sulfonyl chloride, Technical Grade, Thermo Scientific™

CAS: 151858-64-9 Molecular Formula: C9H6ClNO2S2 Molecular Weight (g/mol): 259.72 MDL Number: MFCD00052284 InChI Key: OGOMWPWAEIDEOU-UHFFFAOYSA-N Synonym: 5-2-pyridyl thiophene-2-sulfonyl chloride,5-pyridin-2-yl thiophene-2-sulfonyl chloride,2-thiophenesulfonylchloride, 5-2-pyridinyl,5-pyridin-2-yl thiophene-2-sulphonyl chloride,5-pyridin-2-yl thiophene-2-sulphonyl chloride, tech,acmc-1c5sp,5-pyrid-2-ylthiophene-2-sulfonyl chloride,chloro 5-2-pyridyl 2-thienyl sulfone,2-5-chlorosulphonyl thien-2-yl pyridine,5-2-pyridyl thiophene-2-sulphonyl chloride PubChem CID: 2737231 IUPAC Name: 5-pyridin-2-ylthiophene-2-sulfonyl chloride SMILES: ClS(=O)(=O)C1=CC=C(S1)C1=CC=CC=N1

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Specifications

PubChem CID	2737231
CAS	151858-64-9
Molecular Weight (g/mol)	259.72
MDL Number	MFCD00052284
SMILES	ClS(=O)(=O)C1=CC=C(S1)C1=CC=CC=N1
Synonym	5-2-pyridyl thiophene-2-sulfonyl chloride,5-pyridin-2-yl thiophene-2-sulfonyl chloride,2-thiophenesulfonylchloride, 5-2-pyridinyl,5-pyridin-2-yl thiophene-2-sulphonyl chloride,5-pyridin-2-yl thiophene-2-sulphonyl chloride, tech,acmc-1c5sp,5-pyrid-2-ylthiophene-2-sulfonyl chloride,chloro 5-2-pyridyl 2-thienyl sulfone,2-5-chlorosulphonyl thien-2-yl pyridine,5-2-pyridyl thiophene-2-sulphonyl chloride
IUPAC Name	5-pyridin-2-ylthiophene-2-sulfonyl chloride
InChI Key	OGOMWPWAEIDEOU-UHFFFAOYSA-N
Molecular Formula	C9H6ClNO2S2

Thiophenes

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