Thiophenes

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

1 – 15 of 906 results

4,5-Dibromothiophene-2-sulfonyl chloride, 97%

CAS: 81606-31-7 Molecular Formula: C4HBr2ClO2S2 Molecular Weight (g/mol): 340.43 MDL Number: MFCD00041439 InChI Key: WJYGHWXWQSCONR-UHFFFAOYSA-N Synonym: 4,5-dibromothiophene-2-sulphonyl chloride,2,3-dibromothiophene-5-sulfonyl chloride,4,5-dibromo-2-thiophenesulfonyl chloride,2-thiophenesulfonyl chloride, 4,5-dibromo,4,5-dibromothiophene-2-sulfonic acid chloride,acmc-20ams9,buttpark 9350-57,4,5-dibromo 2-thienyl chlorosulfone,2,3-dibromothiophene-5-sulfonylchloride,4,5-dibromothiophene-2-sulfonylchloride PubChem CID: 522755 IUPAC Name: 4,5-dibromothiophene-2-sulfonyl chloride SMILES: ClS(=O)(=O)C1=CC(Br)=C(Br)S1

Pricing & Availability
Specifications

PubChem CID	522755
CAS	81606-31-7
Molecular Weight (g/mol)	340.43
MDL Number	MFCD00041439
SMILES	ClS(=O)(=O)C1=CC(Br)=C(Br)S1
Synonym	4,5-dibromothiophene-2-sulphonyl chloride,2,3-dibromothiophene-5-sulfonyl chloride,4,5-dibromo-2-thiophenesulfonyl chloride,2-thiophenesulfonyl chloride, 4,5-dibromo,4,5-dibromothiophene-2-sulfonic acid chloride,acmc-20ams9,buttpark 9350-57,4,5-dibromo 2-thienyl chlorosulfone,2,3-dibromothiophene-5-sulfonylchloride,4,5-dibromothiophene-2-sulfonylchloride
IUPAC Name	4,5-dibromothiophene-2-sulfonyl chloride
InChI Key	WJYGHWXWQSCONR-UHFFFAOYSA-N
Molecular Formula	C4HBr2ClO2S2

5-Chloro-4-nitrothiophene-2-sulfonyl chloride, 98%

CAS: 58457-24-2 Molecular Formula: C4HCl2NO4S2 Molecular Weight (g/mol): 262.075 MDL Number: MFCD00067978 InChI Key: SGHAHFHTASPNKN-UHFFFAOYSA-N Synonym: 2-chloro-3-nitrothiophene-5-sulphonyl chloride,2-chloro-3-nitrothiophene-5-sulfonyl chloride,5-chloro-4-nitro-thiophene-2-sulfonyl chloride,chloro 5-chloro-4-nitro 2-thienyl sulfone,pubchem5498,5-chloro-4-nitrothiophene-2-sulfonylchloride,acmc-20am48,2-chlorosulphonyl-4-nitro-5-chlorothiophene,5-chloro-4-nitro-2-thienylsulfonyl chloride PubChem CID: 2735783 IUPAC Name: 5-chloro-4-nitrothiophene-2-sulfonyl chloride SMILES: C1=C(SC(=C1[N+](=O)[O-])Cl)S(=O)(=O)Cl

Pricing & Availability
Specifications

PubChem CID	2735783
CAS	58457-24-2
Molecular Weight (g/mol)	262.075
MDL Number	MFCD00067978
SMILES	C1=C(SC(=C1[N+](=O)[O-])Cl)S(=O)(=O)Cl
Synonym	2-chloro-3-nitrothiophene-5-sulphonyl chloride,2-chloro-3-nitrothiophene-5-sulfonyl chloride,5-chloro-4-nitro-thiophene-2-sulfonyl chloride,chloro 5-chloro-4-nitro 2-thienyl sulfone,pubchem5498,5-chloro-4-nitrothiophene-2-sulfonylchloride,acmc-20am48,2-chlorosulphonyl-4-nitro-5-chlorothiophene,5-chloro-4-nitro-2-thienylsulfonyl chloride
IUPAC Name	5-chloro-4-nitrothiophene-2-sulfonyl chloride
InChI Key	SGHAHFHTASPNKN-UHFFFAOYSA-N
Molecular Formula	C4HCl2NO4S2

1,3-Dimethyl-1H-thieno[2,3-c]pyrazole-5-carbonyl chloride, 97%, Thermo Scientific™

CAS: 388088-75-3 Molecular Formula: C8H7ClN2OS Molecular Weight (g/mol): 214.67 MDL Number: MFCD03086153 InChI Key: BQOTYHLFKDBAGL-UHFFFAOYSA-N Synonym: 1,3-dimethyl-1h-thieno 2,3-c pyrazole-5-carbonyl chloride,1,3-dimethylthieno 2,3-c pyrazole-5-carbonyl chloride,1,3-dimethyl-1h-thieno 2,3-c pyrazole-5-carbonylchloride,1,3-dimethylthiopheno 3,2-d pyrazole-5-carbonyl chloride,1h-thieno 2,3-c pyrazole-5-carbonylchloride, 1,3-dimethyl PubChem CID: 2776542 IUPAC Name: 1,3-dimethylthieno[2,3-c]pyrazole-5-carbonyl chloride SMILES: CN1N=C(C)C2=C1SC(=C2)C(Cl)=O

Pricing & Availability
Specifications

PubChem CID	2776542
CAS	388088-75-3
Molecular Weight (g/mol)	214.67
MDL Number	MFCD03086153
SMILES	CN1N=C(C)C2=C1SC(=C2)C(Cl)=O
Synonym	1,3-dimethyl-1h-thieno 2,3-c pyrazole-5-carbonyl chloride,1,3-dimethylthieno 2,3-c pyrazole-5-carbonyl chloride,1,3-dimethyl-1h-thieno 2,3-c pyrazole-5-carbonylchloride,1,3-dimethylthiopheno 3,2-d pyrazole-5-carbonyl chloride,1h-thieno 2,3-c pyrazole-5-carbonylchloride, 1,3-dimethyl
IUPAC Name	1,3-dimethylthieno[2,3-c]pyrazole-5-carbonyl chloride
InChI Key	BQOTYHLFKDBAGL-UHFFFAOYSA-N
Molecular Formula	C8H7ClN2OS

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

Pricing & Availability
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

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 & 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

1-Benzothiophene-2-carbaldehyde, 97%, Thermo Scientific™

CAS: 3541-37-5 Molecular Formula: C9H6OS Molecular Weight (g/mol): 162.21 MDL Number: MFCD01075041 InChI Key: NXSVNPSWARVMAY-UHFFFAOYSA-N Synonym: benzo b thiophene-2-carboxaldehyde,benzo b thiophene-2-carbaldehyde,thianaphthene-2-carboxaldehyde,benzothiophene-2-carboxaldehyde,acmc-209igo,2-formylbenzo b thiophene,2-benzothiophenecarbaldehyde,2-formyl-benzo b thiophene,benzothiophene-2-carbaldehyde,2-benzothiophenecarboxaldehyde PubChem CID: 736500 IUPAC Name: 1-benzothiophene-2-carbaldehyde SMILES: O=CC1=CC2=CC=CC=C2S1

Pricing & Availability
Specifications

PubChem CID	736500
CAS	3541-37-5
Molecular Weight (g/mol)	162.21
MDL Number	MFCD01075041
SMILES	O=CC1=CC2=CC=CC=C2S1
Synonym	benzo b thiophene-2-carboxaldehyde,benzo b thiophene-2-carbaldehyde,thianaphthene-2-carboxaldehyde,benzothiophene-2-carboxaldehyde,acmc-209igo,2-formylbenzo b thiophene,2-benzothiophenecarbaldehyde,2-formyl-benzo b thiophene,benzothiophene-2-carbaldehyde,2-benzothiophenecarboxaldehyde
IUPAC Name	1-benzothiophene-2-carbaldehyde
InChI Key	NXSVNPSWARVMAY-UHFFFAOYSA-N
Molecular Formula	C9H6OS

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

Pricing & Availability
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

3,4-Diaminothiophene dihydrochloride, 96%

CAS: 90069-81-1 Molecular Formula: C₄H₆N₂S·₂HCl Molecular Weight (g/mol): 187.09 MDL Number: MFCD00671511 InChI Key: RAMOMCXNLLLICQ-UHFFFAOYSA-N Synonym: 3,4-diaminothiophene dihydrochloride,thiophene-3,4-diamine dihydrochloride,3,4-diaminothiophenedihydrochloride,pubchem21822,acmc-209r4q,3,4-diaminothiophene 2hcl,3?4-diaminothiophene dihydrochloride,3,4-thiophenediamine, dihydrochloride,thiophene-3,4-diamine-hydrogen chloride 1/2 PubChem CID: 12707342 IUPAC Name: thiophene-3,4-diamine;dihydrochloride SMILES: C1=C(C(=CS1)N)N.Cl.Cl

Pricing & Availability
Specifications

PubChem CID	12707342
CAS	90069-81-1
Molecular Weight (g/mol)	187.09
MDL Number	MFCD00671511
SMILES	C1=C(C(=CS1)N)N.Cl.Cl
Synonym	3,4-diaminothiophene dihydrochloride,thiophene-3,4-diamine dihydrochloride,3,4-diaminothiophenedihydrochloride,pubchem21822,acmc-209r4q,3,4-diaminothiophene 2hcl,3?4-diaminothiophene dihydrochloride,3,4-thiophenediamine, dihydrochloride,thiophene-3,4-diamine-hydrogen chloride 1/2
IUPAC Name	thiophene-3,4-diamine;dihydrochloride
InChI Key	RAMOMCXNLLLICQ-UHFFFAOYSA-N
Molecular Formula	C₄H₆N₂S·₂HCl

5-Bromo-2-thiophenemethanol, 95%

CAS: 79387-71-6 Molecular Formula: C5H5BrOS Molecular Weight (g/mol): 193.06 MDL Number: MFCD06202626 InChI Key: DBRSLMCLMMFHEF-UHFFFAOYSA-N PubChem CID: 11435467 IUPAC Name: (5-bromothiophen-2-yl)methanol SMILES: OCC1=CC=C(Br)S1

Pricing & Availability
Specifications

PubChem CID	11435467
CAS	79387-71-6
Molecular Weight (g/mol)	193.06
MDL Number	MFCD06202626
SMILES	OCC1=CC=C(Br)S1
IUPAC Name	(5-bromothiophen-2-yl)methanol
InChI Key	DBRSLMCLMMFHEF-UHFFFAOYSA-N
Molecular Formula	C5H5BrOS

3-Thiophenecarboxylic acid, 99%

CAS: 88-13-1 Molecular Formula: C₅H₄O₂S Molecular Weight (g/mol): 128.15 MDL Number: MFCD00005467 InChI Key: YNVOMSDITJMNET-UHFFFAOYSA-N Synonym: 3-thiophenecarboxylic acid,3-thenoic acid,3-thiophenezoic acid,beta-thiophenic acid,3-thienylcarboxylic acid,3-thiophene carboxylic acid,3-carboxythiophene,beta-thiophenecarboxylic acid,3-thiophenoic acid,unii-6v3012q6be PubChem CID: 6918 IUPAC Name: thiophene-3-carboxylic acid SMILES: C1=CSC=C1C(=O)O

Pricing & Availability
Specifications

PubChem CID	6918
CAS	88-13-1
Molecular Weight (g/mol)	128.15
MDL Number	MFCD00005467
SMILES	C1=CSC=C1C(=O)O
Synonym	3-thiophenecarboxylic acid,3-thenoic acid,3-thiophenezoic acid,beta-thiophenic acid,3-thienylcarboxylic acid,3-thiophene carboxylic acid,3-carboxythiophene,beta-thiophenecarboxylic acid,3-thiophenoic acid,unii-6v3012q6be
IUPAC Name	thiophene-3-carboxylic acid
InChI Key	YNVOMSDITJMNET-UHFFFAOYSA-N
Molecular Formula	C₅H₄O₂S

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

Pricing & Availability
Specifications

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

5-Bromobenzo[b]thiophene-3-carboxylic acid, 97%, Thermo Scientific™

CAS: 7312-24-5 Molecular Formula: C9H5BrO2S Molecular Weight (g/mol): 257.101 InChI Key: DWQBOPASRUUSKR-UHFFFAOYSA-N Synonym: 5-bromobenzo b thiophene-3-carboxylic acid,5-bromobenzo b thiophene-3-carboxylicacid,benzo b thiophene-3-carboxylicacid, 5-bromo,benzo b thiophene-3-carboxylic acid, 5-bromo,5-bromo-3-carboxybenzo b thiophene,5-bromo-benzo b thiophene-3-carboxylic acid,# PubChem CID: 621037 IUPAC Name: 5-bromo-1-benzothiophene-3-carboxylic acid SMILES: C1=CC2=C(C=C1Br)C(=CS2)C(=O)O

Pricing & Availability
Specifications

PubChem CID	621037
CAS	7312-24-5
Molecular Weight (g/mol)	257.101
SMILES	C1=CC2=C(C=C1Br)C(=CS2)C(=O)O
Synonym	5-bromobenzo b thiophene-3-carboxylic acid,5-bromobenzo b thiophene-3-carboxylicacid,benzo b thiophene-3-carboxylicacid, 5-bromo,benzo b thiophene-3-carboxylic acid, 5-bromo,5-bromo-3-carboxybenzo b thiophene,5-bromo-benzo b thiophene-3-carboxylic acid,#
IUPAC Name	5-bromo-1-benzothiophene-3-carboxylic acid
InChI Key	DWQBOPASRUUSKR-UHFFFAOYSA-N
Molecular Formula	C9H5BrO2S

Ethyl 2-amino-5-methylthiophene-3-carboxylate, 95%

CAS: 4815-32-1 Molecular Formula: C8H11NO2S Molecular Weight (g/mol): 185.241 MDL Number: MFCD01922142 InChI Key: AYBUNZGJQVYGTM-UHFFFAOYSA-N Synonym: 2-amino-5-methyl-thiophene-3-carboxylic acid ethyl ester,ethyl 2-amino-5-methyl-3-thiophenecarboxylate,2-amino-5-methylthiophene-3-carboxylic acid ethyl ester,3-thiophenecarboxylic acid, 2-amino-5-methyl-, ethyl ester,ethyl2-amino-5-methyl-3-thiophenecarboxylate,2-amino-5-methyl-3-thiophenecarboxylic acid ethyl ester,ethyl 2-amino-5-methyl-thiophene-3-carboxylate,ksc590m8t,aronis25101,2-amino-5-methyl-thiophene-3-carboxylicacidethylester PubChem CID: 4062885 IUPAC Name: ethyl 2-amino-5-methylthiophene-3-carboxylate SMILES: CCOC(=O)C1=C(SC(=C1)C)N

Pricing & Availability
Specifications

PubChem CID	4062885
CAS	4815-32-1
Molecular Weight (g/mol)	185.241
MDL Number	MFCD01922142
SMILES	CCOC(=O)C1=C(SC(=C1)C)N
Synonym	2-amino-5-methyl-thiophene-3-carboxylic acid ethyl ester,ethyl 2-amino-5-methyl-3-thiophenecarboxylate,2-amino-5-methylthiophene-3-carboxylic acid ethyl ester,3-thiophenecarboxylic acid, 2-amino-5-methyl-, ethyl ester,ethyl2-amino-5-methyl-3-thiophenecarboxylate,2-amino-5-methyl-3-thiophenecarboxylic acid ethyl ester,ethyl 2-amino-5-methyl-thiophene-3-carboxylate,ksc590m8t,aronis25101,2-amino-5-methyl-thiophene-3-carboxylicacidethylester
IUPAC Name	ethyl 2-amino-5-methylthiophene-3-carboxylate
InChI Key	AYBUNZGJQVYGTM-UHFFFAOYSA-N
Molecular Formula	C8H11NO2S

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

CAS: 59944-75-1 Molecular Formula: C6H5N3S Molecular Weight (g/mol): 151.187 MDL Number: MFCD08271970 InChI Key: ZRVKSPNBHZCQKY-UHFFFAOYSA-N Synonym: thieno 2,3-b pyrazin-7-amine,thieno 3,2-b pyrazin-7-amine,7-aminothieno 2,3-b pyrazine,4ctk,svn,7-aminothieno 2,3-b pyrazin,thiopheno 3,2-b pyrazine-7-ylamine PubChem CID: 12299130 IUPAC Name: thieno[2,3-b]pyrazin-7-amine SMILES: C1=CN=C2C(=N1)C(=CS2)N

Pricing & Availability
Specifications

PubChem CID	12299130
CAS	59944-75-1
Molecular Weight (g/mol)	151.187
MDL Number	MFCD08271970
SMILES	C1=CN=C2C(=N1)C(=CS2)N
Synonym	thieno 2,3-b pyrazin-7-amine,thieno 3,2-b pyrazin-7-amine,7-aminothieno 2,3-b pyrazine,4ctk,svn,7-aminothieno 2,3-b pyrazin,thiopheno 3,2-b pyrazine-7-ylamine
IUPAC Name	thieno[2,3-b]pyrazin-7-amine
InChI Key	ZRVKSPNBHZCQKY-UHFFFAOYSA-N
Molecular Formula	C6H5N3S

ethyle5-(5-bromo-2-thienyl)-3-isoxazolecarboxylate, 97%, Thermo Scientific™

CAS: 423768-50-7 Molecular Formula: C10H8BrNO3S Molecular Weight (g/mol): 302.142 MDL Number: MFCD03407336 InChI Key: OIZZMDOBYXRSNQ-UHFFFAOYSA-N Synonym: ethyl 5-5-bromo-2-thienyl-3-isoxazolecarboxylate,ethyl 5-5-bromothiophen-2-yl-1,2-oxazole-3-carboxylate,ethyl 5-5-bromothiophen-2-yl isoxazole-3-carboxylate PubChem CID: 2776548 IUPAC Name: ethyl 5-(5-bromothiophen-2-yl)-1,2-oxazole-3-carboxylate SMILES: CCOC(=O)C1=NOC(=C1)C2=CC=C(S2)Br

Pricing & Availability
Specifications

PubChem CID	2776548
CAS	423768-50-7
Molecular Weight (g/mol)	302.142
MDL Number	MFCD03407336
SMILES	CCOC(=O)C1=NOC(=C1)C2=CC=C(S2)Br
Synonym	ethyl 5-5-bromo-2-thienyl-3-isoxazolecarboxylate,ethyl 5-5-bromothiophen-2-yl-1,2-oxazole-3-carboxylate,ethyl 5-5-bromothiophen-2-yl isoxazole-3-carboxylate
IUPAC Name	ethyl 5-(5-bromothiophen-2-yl)-1,2-oxazole-3-carboxylate
InChI Key	OIZZMDOBYXRSNQ-UHFFFAOYSA-N
Molecular Formula	C10H8BrNO3S

Welcome to fishersci.com

Thiophenes

Filtered Search Results

Narrow Results