Organoheterocyclic compounds

Organic compounds that consist of ring structures, or cyclic compounds that have atoms of at least two different elements as members of its ring(s).

Search Within Results

2,161 – 2,175 of 271,159 results

2,161

Promotions Available

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

2,162

Promotions Available

3-Bromothiophene-2-carboxamide, 99%, Thermo Scientific Chemicals

CAS: 78031-18-2 Molecular Formula: C5H4BrNOS Molecular Weight (g/mol): 206.06 MDL Number: MFCD00173835 InChI Key: KWXUWNXTRUZHNQ-UHFFFAOYSA-N Synonym: maybridge1_007895,3-bromo-2-carboxamidothiophene,2-thiophenecarboxamide,3-bromo,3-bromo-thiophene-2-carboxamide,3-bromo-2-thiophenecarboxamide #,buttpark 180\02-08,3-bromo thiophene-2-carboxamide PubChem CID: 605721 IUPAC Name: 3-bromothiophene-2-carboxamide SMILES: NC(=O)C1=C(Br)C=CS1

Pricing & Availability
Specifications

PubChem CID	605721
CAS	78031-18-2
Molecular Weight (g/mol)	206.06
MDL Number	MFCD00173835
SMILES	NC(=O)C1=C(Br)C=CS1
Synonym	maybridge1_007895,3-bromo-2-carboxamidothiophene,2-thiophenecarboxamide,3-bromo,3-bromo-thiophene-2-carboxamide,3-bromo-2-thiophenecarboxamide #,buttpark 180\02-08,3-bromo thiophene-2-carboxamide
IUPAC Name	3-bromothiophene-2-carboxamide
InChI Key	KWXUWNXTRUZHNQ-UHFFFAOYSA-N
Molecular Formula	C5H4BrNOS

2,163

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

Pricing & Availability
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

2,164

Promotions Available

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

2,165

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

2,166

5-(2-Furyl)thiophene-2-carboxylic acid, 97%, Thermo Scientific™

CAS: 868755-62-8 Molecular Formula: C9H6O3S Molecular Weight (g/mol): 194.20 MDL Number: MFCD05885497 InChI Key: ZASUJVQPFQRFPQ-UHFFFAOYSA-N Synonym: 5-2-furyl thiophene-2-carboxylic acid,5-furan-2-yl thiophene-2-carboxylic acid,5-fur-2-ylthiophene-2-carboxylic acid,2-thiophenecarboxylicacid, 5-2-furanyl PubChem CID: 2052621 IUPAC Name: 5-(furan-2-yl)thiophene-2-carboxylic acid SMILES: OC(=O)C1=CC=C(S1)C1=CC=CO1

Pricing & Availability
Specifications

PubChem CID	2052621
CAS	868755-62-8
Molecular Weight (g/mol)	194.20
MDL Number	MFCD05885497
SMILES	OC(=O)C1=CC=C(S1)C1=CC=CO1
Synonym	5-2-furyl thiophene-2-carboxylic acid,5-furan-2-yl thiophene-2-carboxylic acid,5-fur-2-ylthiophene-2-carboxylic acid,2-thiophenecarboxylicacid, 5-2-furanyl
IUPAC Name	5-(furan-2-yl)thiophene-2-carboxylic acid
InChI Key	ZASUJVQPFQRFPQ-UHFFFAOYSA-N
Molecular Formula	C9H6O3S

2,167

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

Pricing & Availability
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

2,168

Promotions Available

Methyl 4-cyano-5-(methylthio)thiophene-2-carboxylate, 97%, Thermo Scientific Chemicals

CAS: 175202-48-9 Molecular Formula: C8H7NO2S2 Molecular Weight (g/mol): 213.27 MDL Number: MFCD00173757 InChI Key: MJOQLNYXSSXZDJ-UHFFFAOYSA-N Synonym: methyl 4-cyano-5-methylthio thiophene-2-carboxylate,methyl 4-cyano-5-methylsulfanyl thiophene-2-carboxylate,4-cyano-5-methylsulfanylthiophene-2-carboxylic acid methyl ester,methyl 4-cyano-5-methylthiothiophene-2-carboxylate,2-thiophenecarboxylicacid, 4-cyano-5-methylthio-, methyl ester,acmc-20akgh,methyl 3-cyano-2-methylthio thiophene-5-carboxylate,methyl 4-cyano-5-methylsulfanyl-2-thiophenecarboxylate,4-cyano-5-methylthio thiophene-2-carboxylic acid methyl ester PubChem CID: 18536976 IUPAC Name: methyl 4-cyano-5-methylsulfanylthiophene-2-carboxylate SMILES: COC(=O)C1=CC(C#N)=C(SC)S1

Pricing & Availability
Specifications

PubChem CID	18536976
CAS	175202-48-9
Molecular Weight (g/mol)	213.27
MDL Number	MFCD00173757
SMILES	COC(=O)C1=CC(C#N)=C(SC)S1
Synonym	methyl 4-cyano-5-methylthio thiophene-2-carboxylate,methyl 4-cyano-5-methylsulfanyl thiophene-2-carboxylate,4-cyano-5-methylsulfanylthiophene-2-carboxylic acid methyl ester,methyl 4-cyano-5-methylthiothiophene-2-carboxylate,2-thiophenecarboxylicacid, 4-cyano-5-methylthio-, methyl ester,acmc-20akgh,methyl 3-cyano-2-methylthio thiophene-5-carboxylate,methyl 4-cyano-5-methylsulfanyl-2-thiophenecarboxylate,4-cyano-5-methylthio thiophene-2-carboxylic acid methyl ester
IUPAC Name	methyl 4-cyano-5-methylsulfanylthiophene-2-carboxylate
InChI Key	MJOQLNYXSSXZDJ-UHFFFAOYSA-N
Molecular Formula	C8H7NO2S2

2,169

Thieno[2,3-b]pyrazine-6-carboxylic acid, 90%, Thermo Scientific™

CAS: 59944-79-5 Molecular Formula: C7H4N2O2S Molecular Weight (g/mol): 180.181 InChI Key: MEHCDDSVVYRWJT-UHFFFAOYSA-N Synonym: thieno 2,3-b pyrazine-6-carboxylic acid,pubchem9882,thieno 2,3-b pyrazine-6-carboxylicacid,6-thieno 2,3-b pyrazinecarboxylic acid,thieno 3,2-b pyrazine-6-carboxylic acid,thiopheno 2,3-b pyrazine-6-carboxylic acid PubChem CID: 7164578 IUPAC Name: thieno[2,3-b]pyrazine-6-carboxylic acid SMILES: C1=CN=C2C(=N1)C=C(S2)C(=O)O

Pricing & Availability
Specifications

PubChem CID	7164578
CAS	59944-79-5
Molecular Weight (g/mol)	180.181
SMILES	C1=CN=C2C(=N1)C=C(S2)C(=O)O
Synonym	thieno 2,3-b pyrazine-6-carboxylic acid,pubchem9882,thieno 2,3-b pyrazine-6-carboxylicacid,6-thieno 2,3-b pyrazinecarboxylic acid,thieno 3,2-b pyrazine-6-carboxylic acid,thiopheno 2,3-b pyrazine-6-carboxylic acid
IUPAC Name	thieno[2,3-b]pyrazine-6-carboxylic acid
InChI Key	MEHCDDSVVYRWJT-UHFFFAOYSA-N
Molecular Formula	C7H4N2O2S

2,170

2-chloro-3-nitrothiophene, 97%, Thermo Scientific™

CAS: 5330-98-3 Molecular Formula: C4H2ClNO2S Molecular Weight (g/mol): 163.58 MDL Number: MFCD00052159 InChI Key: OFPRGOSJWUNETN-UHFFFAOYSA-N Synonym: thiophene,2-chloro-3-nitro,thiophene, 2-chloro-3-nitro,2-chloro-3-nitro-thiophene,pubchem5466 PubChem CID: 220186 IUPAC Name: 2-chloro-3-nitrothiophene SMILES: [O-][N+](=O)C1=C(Cl)SC=C1

Pricing & Availability
Specifications

PubChem CID	220186
CAS	5330-98-3
Molecular Weight (g/mol)	163.58
MDL Number	MFCD00052159
SMILES	[O-][N+](=O)C1=C(Cl)SC=C1
Synonym	thiophene,2-chloro-3-nitro,thiophene, 2-chloro-3-nitro,2-chloro-3-nitro-thiophene,pubchem5466
IUPAC Name	2-chloro-3-nitrothiophene
InChI Key	OFPRGOSJWUNETN-UHFFFAOYSA-N
Molecular Formula	C4H2ClNO2S

2,171

D-Gulonic acid-1,4-lactone, 98%

CAS: 6322-07-2 MDL Number: MFCD00005391

Pricing & Availability
Specifications

CAS	6322-07-2
MDL Number	MFCD00005391

2,172

Promotions Available

Thiophene-3-carboxylic acid, 99%

CAS: 88-13-1 Molecular Formula: C5H4O2S Molecular Weight (g/mol): 128.145 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)	128.145
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

2,173

Promotions Available

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

2,174

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 & 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

2,175

Promotions Available

3,6-Dibromo-2-chloropyridine, 95%, Thermo Scientific Chemicals

CAS: 942206-18-0 Molecular Formula: C5H2Br2ClN Molecular Weight (g/mol): 271.336 MDL Number: MFCD09037464 InChI Key: CVZSNXGMWIGPBF-UHFFFAOYSA-N Synonym: 2-chloro-3,6-dibromopyridine,3,6-dibromo-2-chloro-pyridine PubChem CID: 42553063 IUPAC Name: 3,6-dibromo-2-chloropyridine SMILES: C1=CC(=NC(=C1Br)Cl)Br

Pricing & Availability
Specifications

PubChem CID	42553063
CAS	942206-18-0
Molecular Weight (g/mol)	271.336
MDL Number	MFCD09037464
SMILES	C1=CC(=NC(=C1Br)Cl)Br
Synonym	2-chloro-3,6-dibromopyridine,3,6-dibromo-2-chloro-pyridine
IUPAC Name	3,6-dibromo-2-chloropyridine
InChI Key	CVZSNXGMWIGPBF-UHFFFAOYSA-N
Molecular Formula	C5H2Br2ClN

Organoheterocyclic compounds

Filtered Search Results

Narrow Results