Heteroaromatic compounds

Organic compounds that contain one or more heterocycles that are aromatic; heterocycles are rings that contain atoms from two or more types of elements.

1 – 15 of 2,147 results

Thermo Scientific Chemicals Imidazole, 99%

CAS: 288-32-4 Molecular Formula: C3H4N2 Molecular Weight (g/mol): 68.08 MDL Number: MFCD00005183 InChI Key: RAXXELZNTBOGNW-UHFFFAOYSA-N Synonym: imidazole,glyoxaline,imidazol,iminazole,miazole,1,3-diazole,glyoxalin,imutex,1,3-diaza-2,4-cyclopentadiene,pyrro b monazole PubChem CID: 795 ChEBI: CHEBI:16069 IUPAC Name: 1H-imidazole SMILES: N1C=CN=C1

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PubChem CID	795
CAS	288-32-4
Molecular Weight (g/mol)	68.08
ChEBI	CHEBI:16069
MDL Number	MFCD00005183
SMILES	N1C=CN=C1
Synonym	imidazole,glyoxaline,imidazol,iminazole,miazole,1,3-diazole,glyoxalin,imutex,1,3-diaza-2,4-cyclopentadiene,pyrro b monazole
IUPAC Name	1H-imidazole
InChI Key	RAXXELZNTBOGNW-UHFFFAOYSA-N
Molecular Formula	C3H4N2

2-n-Octyl-4-isothiazolin-3-one 98.0+%, TCI America™

CAS: 26530-20-1 Molecular Formula: C11H19NOS Molecular Weight (g/mol): 213.339 MDL Number: MFCD00072473 InChI Key: JPMIIZHYYWMHDT-UHFFFAOYSA-N Synonym: Octhilinone PubChem CID: 33528 ChEBI: CHEBI:81936 IUPAC Name: 2-octyl-1,2-thiazol-3-one SMILES: CCCCCCCCN1C(=O)C=CS1

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PubChem CID	33528
CAS	26530-20-1
Molecular Weight (g/mol)	213.339
ChEBI	CHEBI:81936
MDL Number	MFCD00072473
SMILES	CCCCCCCCN1C(=O)C=CS1
Synonym	Octhilinone
IUPAC Name	2-octyl-1,2-thiazol-3-one
InChI Key	JPMIIZHYYWMHDT-UHFFFAOYSA-N
Molecular Formula	C11H19NOS

Thermo Scientific Chemicals 5,6-Dimethylbenzimidazole, 99+%

CAS: 582-60-5 Molecular Formula: C9H10N2 Molecular Weight (g/mol): 146.19 MDL Number: MFCD00005603 InChI Key: LJUQGASMPRMWIW-UHFFFAOYSA-N Synonym: 5,6-dimethylbenzimidazole,dimedazol,dimedazole,dimesol,dimezol,5,6-dimethyl-1h-benzo d imidazole,dimethylbenzimidazole,1h-benzimidazole, 5,6-dimethyl,benzimidazole, 5,6-dimethyl,5.6-dimethylbenzimidazole PubChem CID: 675 ChEBI: CHEBI:15890 IUPAC Name: 5,6-dimethyl-1H-1,3-benzodiazole SMILES: CC1=C(C)C=C2N=CNC2=C1

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PubChem CID	675
CAS	582-60-5
Molecular Weight (g/mol)	146.19
ChEBI	CHEBI:15890
MDL Number	MFCD00005603
SMILES	CC1=C(C)C=C2N=CNC2=C1
Synonym	5,6-dimethylbenzimidazole,dimedazol,dimedazole,dimesol,dimezol,5,6-dimethyl-1h-benzo d imidazole,dimethylbenzimidazole,1h-benzimidazole, 5,6-dimethyl,benzimidazole, 5,6-dimethyl,5.6-dimethylbenzimidazole
IUPAC Name	5,6-dimethyl-1H-1,3-benzodiazole
InChI Key	LJUQGASMPRMWIW-UHFFFAOYSA-N
Molecular Formula	C9H10N2

Thermo Scientific Chemicals Quinoline, 98%

CAS: 91-22-5 Molecular Formula: C9H7N Molecular Weight (g/mol): 129.16 MDL Number: MFCD00006736,MFCD06637409,MFCD31699982,MFCD31699983,MFCD31699984,MFCD31699985,MFCD31699986,MFCD31699987 InChI Key: SMWDFEZZVXVKRB-UHFFFAOYSA-N Synonym: chinolin,chinoline,1-benzazine,quinolin,1-azanaphthalene,chinoleine,leucol,benzo b pyridine,benzopyridine,leukol PubChem CID: 7047 ChEBI: CHEBI:17362 IUPAC Name: quinoline SMILES: C1=CC=C2N=CC=CC2=C1

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PubChem CID	7047
CAS	91-22-5
Molecular Weight (g/mol)	129.16
ChEBI	CHEBI:17362
MDL Number	MFCD00006736,MFCD06637409,MFCD31699982,MFCD31699983,MFCD31699984,MFCD31699985,MFCD31699986,MFCD31699987
SMILES	C1=CC=C2N=CC=CC2=C1
Synonym	chinolin,chinoline,1-benzazine,quinolin,1-azanaphthalene,chinoleine,leucol,benzo b pyridine,benzopyridine,leukol
IUPAC Name	quinoline
InChI Key	SMWDFEZZVXVKRB-UHFFFAOYSA-N
Molecular Formula	C9H7N

Thermo Scientific Chemicals 1H-Pyrazole-3,5-dicarboxylic acid monohydrate, 98%

CAS: 303180-11-2 Molecular Formula: C5H6N2O5 Molecular Weight (g/mol): 174.112 MDL Number: MFCD00149323 InChI Key: GLINCONFUZIMCN-UHFFFAOYSA-N Synonym: 1h-pyrazole-3,5-dicarboxylic acid hydrate,3,5-pyrazoledicarboxylic acid monohydrate,1h-pyrazole-3,5-dicarboxylic acid monohydrate,pyrazole-3,5-dicarboxylic acid, hydrate,acmc-1aezk,3,5-pyrazoledicarboxylic acid hydrate,1h-pyrazole-3,5-dicarboxylicacidmonohydrate,1h-pyrazole-3,5-dicarboxylic acid; hydrate,1h-pyrazole-3,5-dicarboxylic acid hydrate 1:1 PubChem CID: 2723723 IUPAC Name: 1H-pyrazole-3,5-dicarboxylic acid;hydrate SMILES: C1=C(NN=C1C(=O)O)C(=O)O.O

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PubChem CID	2723723
CAS	303180-11-2
Molecular Weight (g/mol)	174.112
MDL Number	MFCD00149323
SMILES	C1=C(NN=C1C(=O)O)C(=O)O.O
Synonym	1h-pyrazole-3,5-dicarboxylic acid hydrate,3,5-pyrazoledicarboxylic acid monohydrate,1h-pyrazole-3,5-dicarboxylic acid monohydrate,pyrazole-3,5-dicarboxylic acid, hydrate,acmc-1aezk,3,5-pyrazoledicarboxylic acid hydrate,1h-pyrazole-3,5-dicarboxylicacidmonohydrate,1h-pyrazole-3,5-dicarboxylic acid; hydrate,1h-pyrazole-3,5-dicarboxylic acid hydrate 1:1
IUPAC Name	1H-pyrazole-3,5-dicarboxylic acid;hydrate
InChI Key	GLINCONFUZIMCN-UHFFFAOYSA-N
Molecular Formula	C5H6N2O5

Thermo Scientific Chemicals Dibenzothiophene, 98%

CAS: 132-65-0 Molecular Formula: C12H8S Molecular Weight (g/mol): 184.256 MDL Number: MFCD00004969 InChI Key: IYYZUPMFVPLQIF-UHFFFAOYSA-N Synonym: diphenylene sulfide,dibenzo b,d thiophene,9-thiafluorene,alpha-thiafluorene,2,2'-biphenylylene sulfide,usan,unii-z3d4aj1r48,1,1'-biphenyl-2,2'-diyl sulfide,.alpha.-thiafluorene PubChem CID: 3023 ChEBI: CHEBI:23681 IUPAC Name: dibenzothiophene SMILES: C1=CC=C2C(=C1)C3=CC=CC=C3S2

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PubChem CID	3023
CAS	132-65-0
Molecular Weight (g/mol)	184.256
ChEBI	CHEBI:23681
MDL Number	MFCD00004969
SMILES	C1=CC=C2C(=C1)C3=CC=CC=C3S2
Synonym	diphenylene sulfide,dibenzo b,d thiophene,9-thiafluorene,alpha-thiafluorene,2,2'-biphenylylene sulfide,usan,unii-z3d4aj1r48,1,1'-biphenyl-2,2'-diyl sulfide,.alpha.-thiafluorene
IUPAC Name	dibenzothiophene
InChI Key	IYYZUPMFVPLQIF-UHFFFAOYSA-N
Molecular Formula	C12H8S

Thermo Scientific Chemicals 2,7-Dibromocarbazole

CAS: 136630-39-2 Molecular Formula: C12H7Br2N Molecular Weight (g/mol): 325.00 InChI Key: QPTWWBLGJZWRAV-UHFFFAOYSA-N IUPAC Name: 2,7-dibromo-9H-carbazole SMILES: BrC1=CC2=C(C=C1)C1=C(N2)C=C(Br)C=C1

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CAS	136630-39-2
Molecular Weight (g/mol)	325.00
SMILES	BrC1=CC2=C(C=C1)C1=C(N2)C=C(Br)C=C1
IUPAC Name	2,7-dibromo-9H-carbazole
InChI Key	QPTWWBLGJZWRAV-UHFFFAOYSA-N
Molecular Formula	C12H7Br2N

Fisher Chemical Imidazole (Molecular Biology), Fisher BioReagents™,50g

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PubChem CID	795
CAS	288-32-4
Molecular Weight (g/mol)	68.08
ChEBI	CHEBI:16069
MDL Number	MFCD00005183
SMILES	N1C=CN=C1
Synonym	imidazole,glyoxaline,imidazol,iminazole,miazole,1,3-diazole,glyoxalin,imutex,1,3-diaza-2,4-cyclopentadiene,pyrro b monazole
IUPAC Name	1H-imidazole
InChI Key	RAXXELZNTBOGNW-UHFFFAOYSA-N
Molecular Formula	C3H4N2

Thermo Scientific Chemicals 3-Methyl-2-quinoxalinol, 98%, Thermo Scientific™

CAS: 14003-34-0 Molecular Formula: C₉H₈N₂O Molecular Weight (g/mol): 160.18 MDL Number: MFCD00006724 InChI Key: BMIMNRPAEPIYDN-UHFFFAOYSA-N Synonym: 3-methylquinoxalin-2-ol,3-methyl-2-quinoxalinol,2-hydroxy-3-methylquinoxaline,3-methylquinoxalin-2 1h-one,2-quinoxalinol, 3-methyl,usaf el-7,2 1h-quinoxalinone, 3-methyl,3-methyl-2 1h-quinoxalinone,3-hydroxy-2-methylquinoxaline,2-hydroxy-3-methyl quinoxaline PubChem CID: 26384 IUPAC Name: 3-methyl-1H-quinoxalin-2-one SMILES: CC1=NC2=CC=CC=C2NC1=O

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PubChem CID	26384
CAS	14003-34-0
Molecular Weight (g/mol)	160.18
MDL Number	MFCD00006724
SMILES	CC1=NC2=CC=CC=C2NC1=O
Synonym	3-methylquinoxalin-2-ol,3-methyl-2-quinoxalinol,2-hydroxy-3-methylquinoxaline,3-methylquinoxalin-2 1h-one,2-quinoxalinol, 3-methyl,usaf el-7,2 1h-quinoxalinone, 3-methyl,3-methyl-2 1h-quinoxalinone,3-hydroxy-2-methylquinoxaline,2-hydroxy-3-methyl quinoxaline
IUPAC Name	3-methyl-1H-quinoxalin-2-one
InChI Key	BMIMNRPAEPIYDN-UHFFFAOYSA-N
Molecular Formula	C₉H₈N₂O

Thermo Scientific Chemicals 2,5-Dimethylpyrrole, 97%

CAS: 625-84-3 Molecular Formula: C₆H₉N Molecular Weight (g/mol): 95.14 MDL Number: MFCD00005223 InChI Key: PAPNRQCYSFBWDI-UHFFFAOYSA-N Synonym: 2,5-dimethylpyrrole,2,5-dimethylazole,1h-pyrrole, 2,5-dimethyl,pyrrole, 2,5-dimethyl,unii-mz3oyf5521,2,5-dimethyl-pyrrole,pyrrole,2,5-dimethyl,2,5-dimethyl pyrrole,pyrrole, 2,5-dimethyl-8ci,2,5-bimethylpyrrole PubChem CID: 12265 IUPAC Name: 2,5-dimethyl-1H-pyrrole SMILES: CC1=CC=C(N1)C

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PubChem CID	12265
CAS	625-84-3
Molecular Weight (g/mol)	95.14
MDL Number	MFCD00005223
SMILES	CC1=CC=C(N1)C
Synonym	2,5-dimethylpyrrole,2,5-dimethylazole,1h-pyrrole, 2,5-dimethyl,pyrrole, 2,5-dimethyl,unii-mz3oyf5521,2,5-dimethyl-pyrrole,pyrrole,2,5-dimethyl,2,5-dimethyl pyrrole,pyrrole, 2,5-dimethyl-8ci,2,5-bimethylpyrrole
IUPAC Name	2,5-dimethyl-1H-pyrrole
InChI Key	PAPNRQCYSFBWDI-UHFFFAOYSA-N
Molecular Formula	C₆H₉N

Thermo Scientific Chemicals 2-Furonitrile, 99%

CAS: 617-90-3 Molecular Formula: C5H3NO Molecular Weight (g/mol): 93.09 MDL Number: MFCD00003223 InChI Key: YXDXXGXWFJCXEB-UHFFFAOYSA-N Synonym: 2-furonitrile,2-cyanofuran,2-furancarbonitrile,2-furyl cyanide,unii-2lrk86h722,.alpha.-furyl cyanide,pubchem6961,acmc-209mwb,2-cyanofuran;2-furancarbonitrile PubChem CID: 69245 IUPAC Name: furan-2-carbonitrile SMILES: N#CC1=CC=CO1

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PubChem CID	69245
CAS	617-90-3
Molecular Weight (g/mol)	93.09
MDL Number	MFCD00003223
SMILES	N#CC1=CC=CO1
Synonym	2-furonitrile,2-cyanofuran,2-furancarbonitrile,2-furyl cyanide,unii-2lrk86h722,.alpha.-furyl cyanide,pubchem6961,acmc-209mwb,2-cyanofuran;2-furancarbonitrile
IUPAC Name	furan-2-carbonitrile
InChI Key	YXDXXGXWFJCXEB-UHFFFAOYSA-N
Molecular Formula	C5H3NO

Thermo Scientific Chemicals Pyrazinecarbonitrile, 99%

CAS: 19847-12-2 Molecular Formula: C5H3N3 Molecular Weight (g/mol): 105.10 MDL Number: MFCD00049361 InChI Key: PMSVVUSIPKHUMT-UHFFFAOYSA-N Synonym: pyrazinecarbonitrile,2-cyanopyrazine,cyanopyrazine,2-pyrazinecarbonitrile,pyrazinenitrile,pyrazinonitrile,2-cyanopyarine,2-cyano pyrazine PubChem CID: 73172 ChEBI: CHEBI:3982 IUPAC Name: pyrazine-2-carbonitrile SMILES: N#CC1=CN=CC=N1

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PubChem CID	73172
CAS	19847-12-2
Molecular Weight (g/mol)	105.10
ChEBI	CHEBI:3982
MDL Number	MFCD00049361
SMILES	N#CC1=CN=CC=N1
Synonym	pyrazinecarbonitrile,2-cyanopyrazine,cyanopyrazine,2-pyrazinecarbonitrile,pyrazinenitrile,pyrazinonitrile,2-cyanopyarine,2-cyano pyrazine
IUPAC Name	pyrazine-2-carbonitrile
InChI Key	PMSVVUSIPKHUMT-UHFFFAOYSA-N
Molecular Formula	C5H3N3

Thermo Scientific Chemicals 3-(2-Thienyl)propanoic acid, 98%

CAS: 5928-51-8 Molecular Formula: C₇H₈O₂S Molecular Weight (g/mol): 156.2 MDL Number: MFCD00047093 InChI Key: MJPVYTKZYZPIQA-UHFFFAOYSA-N Synonym: 3-2-thienyl propanoic acid,3-2-thienyl propionic acid,2-thiophenepropanoic acid,3-thiophen-2-yl propanoic acid,2-thiophenepropionic acid,maybridge3_005592,3-2-thienyl propionic pound inverted question markacid,3-thiophen-2-yl-propionic acid,thiolpropionic acid,pubchem23928 PubChem CID: 703169 IUPAC Name: 3-thiophen-2-ylpropanoic acid SMILES: C1=CSC(=C1)CCC(=O)O

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PubChem CID	703169
CAS	5928-51-8
Molecular Weight (g/mol)	156.2
MDL Number	MFCD00047093
SMILES	C1=CSC(=C1)CCC(=O)O
Synonym	3-2-thienyl propanoic acid,3-2-thienyl propionic acid,2-thiophenepropanoic acid,3-thiophen-2-yl propanoic acid,2-thiophenepropionic acid,maybridge3_005592,3-2-thienyl propionic pound inverted question markacid,3-thiophen-2-yl-propionic acid,thiolpropionic acid,pubchem23928
IUPAC Name	3-thiophen-2-ylpropanoic acid
InChI Key	MJPVYTKZYZPIQA-UHFFFAOYSA-N
Molecular Formula	C₇H₈O₂S

Thermo Scientific Chemicals Pyrimidine, 99%

CAS: 289-95-2 Molecular Formula: C₄H₄N₂ Molecular Weight (g/mol): 80.09 MDL Number: MFCD00006059 InChI Key: CZPWVGJYEJSRLH-UHFFFAOYSA-N Synonym: 1,3-diazine,metadiazine,m-diazine,miazine,1,3-diazabenzene,base,1,3-diazin,pyrimidin,unii-k8cxk5q32l,k8cxk5q32l PubChem CID: 9260 ChEBI: CHEBI:16898 IUPAC Name: pyrimidine SMILES: C1=CN=CN=C1

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PubChem CID	9260
CAS	289-95-2
Molecular Weight (g/mol)	80.09
ChEBI	CHEBI:16898
MDL Number	MFCD00006059
SMILES	C1=CN=CN=C1
Synonym	1,3-diazine,metadiazine,m-diazine,miazine,1,3-diazabenzene,base,1,3-diazin,pyrimidin,unii-k8cxk5q32l,k8cxk5q32l
IUPAC Name	pyrimidine
InChI Key	CZPWVGJYEJSRLH-UHFFFAOYSA-N
Molecular Formula	C₄H₄N₂

Thermo Scientific Chemicals Melamine, 99%

CAS: 108-78-1 Molecular Formula: C3H6N6 Molecular Weight (g/mol): 126.12 MDL Number: MFCD00006055 InChI Key: JDSHMPZPIAZGSV-UHFFFAOYSA-N Synonym: melamine,cyanurotriamide,cyanuramide,cyanurotriamine,isomelamine,theoharn,teoharn,triaminotriazine,cyanuric triamide,hicophor pr PubChem CID: 7955 ChEBI: CHEBI:27915 IUPAC Name: 1,3,5-triazine-2,4,6-triamine SMILES: NC1=NC(N)=NC(N)=N1

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PubChem CID	7955
CAS	108-78-1
Molecular Weight (g/mol)	126.12
ChEBI	CHEBI:27915
MDL Number	MFCD00006055
SMILES	NC1=NC(N)=NC(N)=N1
Synonym	melamine,cyanurotriamide,cyanuramide,cyanurotriamine,isomelamine,theoharn,teoharn,triaminotriazine,cyanuric triamide,hicophor pr
IUPAC Name	1,3,5-triazine-2,4,6-triamine
InChI Key	JDSHMPZPIAZGSV-UHFFFAOYSA-N
Molecular Formula	C3H6N6

Heteroaromatic compounds

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2-n-Octyl-4-isothiazolin-3-one 98.0+%, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

2-n-Octyl-4-isothiazolin-3-one 98.0+%, TCI America™