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.

Search Within Results

181 – 195 of 2,397 results

181

Pyrazinamide, 99%

CAS: 98-96-4 Molecular Formula: C₅H₅N₃O Molecular Weight (g/mol): 123.11 MDL Number: MFCD00006132 InChI Key: IPEHBUMCGVEMRF-UHFFFAOYSA-N Synonym: pyrazinamide,pyrazinecarboxamide,zinamide,pyrazinoic acid amide,2-pyrazinecarboxamide,aldinamide,aldinamid,pirazinamid,pyrazineamide,pyrafat PubChem CID: 1046 ChEBI: CHEBI:45285 IUPAC Name: pyrazine-2-carboxamide SMILES: C1=CN=C(C=N1)C(=O)N

Pricing & Availability
Specifications

PubChem CID	1046
CAS	98-96-4
Molecular Weight (g/mol)	123.11
ChEBI	CHEBI:45285
MDL Number	MFCD00006132
SMILES	C1=CN=C(C=N1)C(=O)N
Synonym	pyrazinamide,pyrazinecarboxamide,zinamide,pyrazinoic acid amide,2-pyrazinecarboxamide,aldinamide,aldinamid,pirazinamid,pyrazineamide,pyrafat
IUPAC Name	pyrazine-2-carboxamide
InChI Key	IPEHBUMCGVEMRF-UHFFFAOYSA-N
Molecular Formula	C₅H₅N₃O

182

2,5-Dimethylindole, 97%

CAS: 1196-79-8 Molecular Formula: C10H11N Molecular Weight (g/mol): 145.205 MDL Number: MFCD00005621 InChI Key: ZFLFWZRPMDXJCW-UHFFFAOYSA-N Synonym: 2,5-dimethylindole,1h-indole, 2,5-dimethyl,indole, 2,5-dimethyl,unii-etu94v283m,2,5-dimethyl indole,pubchem7330,acmc-1bvpm PubChem CID: 70965 IUPAC Name: 2,5-dimethyl-1H-indole SMILES: CC1=CC2=C(C=C1)NC(=C2)C

Pricing & Availability
Specifications

PubChem CID	70965
CAS	1196-79-8
Molecular Weight (g/mol)	145.205
MDL Number	MFCD00005621
SMILES	CC1=CC2=C(C=C1)NC(=C2)C
Synonym	2,5-dimethylindole,1h-indole, 2,5-dimethyl,indole, 2,5-dimethyl,unii-etu94v283m,2,5-dimethyl indole,pubchem7330,acmc-1bvpm
IUPAC Name	2,5-dimethyl-1H-indole
InChI Key	ZFLFWZRPMDXJCW-UHFFFAOYSA-N
Molecular Formula	C10H11N

183

2-Ethyl-4-methylimidazole, 96%

CAS: 931-36-2 Molecular Formula: C6H10N2 Molecular Weight (g/mol): 110.16 MDL Number: MFCD00005193 InChI Key: ULKLGIFJWFIQFF-UHFFFAOYSA-N Synonym: 2-ethyl-4-methylimidazole,2-ethyl-4-methyl-1h-imidazole,1h-imidazole, 2-ethyl-4-methyl,4-methyl-2-ethylimidazole,1h-imidazole, 2-ethyl-5-methyl,imidazole, 2-ethyl-4-methyl,unii-5k8xi641g3,2-ethyl-4-methyl-imidazole,2-ethyl-4-methyl-3h-imidazole,curazol 2e4mz PubChem CID: 70262 IUPAC Name: 2-ethyl-5-methyl-1H-imidazole SMILES: CCC1=NC=C(N1)C

Pricing & Availability
Specifications

PubChem CID	70262
CAS	931-36-2
Molecular Weight (g/mol)	110.16
MDL Number	MFCD00005193
SMILES	CCC1=NC=C(N1)C
Synonym	2-ethyl-4-methylimidazole,2-ethyl-4-methyl-1h-imidazole,1h-imidazole, 2-ethyl-4-methyl,4-methyl-2-ethylimidazole,1h-imidazole, 2-ethyl-5-methyl,imidazole, 2-ethyl-4-methyl,unii-5k8xi641g3,2-ethyl-4-methyl-imidazole,2-ethyl-4-methyl-3h-imidazole,curazol 2e4mz
IUPAC Name	2-ethyl-5-methyl-1H-imidazole
InChI Key	ULKLGIFJWFIQFF-UHFFFAOYSA-N
Molecular Formula	C6H10N2

184

4-Vinylpyridine, 96%, low polymer, stab. with 100ppm hydroquinone

CAS: 100-43-6 Molecular Formula: C7H7N Molecular Weight (g/mol): 105.14 MDL Number: MFCD00006447 InChI Key: KFDVPJUYSDEJTH-UHFFFAOYSA-N Synonym: 4-vinylpyridine,pyridine, 4-ethenyl,pyridine, 4-vinyl,gamma-vinylpyridine,unii-i56g67xm8d,ccris 5240,4vp,4-pyridylethylene,4-vinyl-pyridine,4-vinyl pyridine PubChem CID: 7502 IUPAC Name: 4-ethenylpyridine SMILES: C=CC1=CC=NC=C1

Pricing & Availability
Specifications

PubChem CID	7502
CAS	100-43-6
Molecular Weight (g/mol)	105.14
MDL Number	MFCD00006447
SMILES	C=CC1=CC=NC=C1
Synonym	4-vinylpyridine,pyridine, 4-ethenyl,pyridine, 4-vinyl,gamma-vinylpyridine,unii-i56g67xm8d,ccris 5240,4vp,4-pyridylethylene,4-vinyl-pyridine,4-vinyl pyridine
IUPAC Name	4-ethenylpyridine
InChI Key	KFDVPJUYSDEJTH-UHFFFAOYSA-N
Molecular Formula	C7H7N

185

5-Methyl-1H-tetrazole, 97%

CAS: 4076-36-2 Molecular Formula: C2H4N4 Molecular Weight (g/mol): 84.082 MDL Number: MFCD00129971 InChI Key: XZGLNCKSNVGDNX-UHFFFAOYSA-N Synonym: 5-methyltetrazole,5-methyl-1h-tetrazole,5-methyl tetrazole,1h-tetrazole, 5-methyl,5-methyl-1h-tertazole,tetrazole, 5-methyl,5-methyl-1h-1,2,3,4-tetrazole,5-methyl-2h-1,2,3,4-tetrazole,2h-tetrazole, 5-methyl,5-methyl-1h-1,2,3,4-tetraazole PubChem CID: 138107 IUPAC Name: 5-methyl-2H-tetrazole SMILES: CC1=NNN=N1

Pricing & Availability
Specifications

PubChem CID	138107
CAS	4076-36-2
Molecular Weight (g/mol)	84.082
MDL Number	MFCD00129971
SMILES	CC1=NNN=N1
Synonym	5-methyltetrazole,5-methyl-1h-tetrazole,5-methyl tetrazole,1h-tetrazole, 5-methyl,5-methyl-1h-tertazole,tetrazole, 5-methyl,5-methyl-1h-1,2,3,4-tetrazole,5-methyl-2h-1,2,3,4-tetrazole,2h-tetrazole, 5-methyl,5-methyl-1h-1,2,3,4-tetraazole
IUPAC Name	5-methyl-2H-tetrazole
InChI Key	XZGLNCKSNVGDNX-UHFFFAOYSA-N
Molecular Formula	C2H4N4

186

Quinoxaline, 98+%, Thermo Scientific Chemicals

CAS: 91-19-0 Molecular Formula: C₈H₆N₂ Molecular Weight (g/mol): 130.15 MDL Number: MFCD00006719 InChI Key: XSCHRSMBECNVNS-UHFFFAOYSA-N Synonym: benzoparadiazine,1,4-benzodiazine,phenopiazine,phenpiazine,quinazine,benzopyrazine,1,4-diazanaphthalene,benzo a pyrazine,1,4-naphthyridine,chinoxalin PubChem CID: 7045 ChEBI: CHEBI:36616 IUPAC Name: quinoxaline SMILES: C1=CC=C2C(=C1)N=CC=N2

Pricing & Availability
Specifications

PubChem CID	7045
CAS	91-19-0
Molecular Weight (g/mol)	130.15
ChEBI	CHEBI:36616
MDL Number	MFCD00006719
SMILES	C1=CC=C2C(=C1)N=CC=N2
Synonym	benzoparadiazine,1,4-benzodiazine,phenopiazine,phenpiazine,quinazine,benzopyrazine,1,4-diazanaphthalene,benzo a pyrazine,1,4-naphthyridine,chinoxalin
IUPAC Name	quinoxaline
InChI Key	XSCHRSMBECNVNS-UHFFFAOYSA-N
Molecular Formula	C₈H₆N₂

187

3-Thien-2-ylbenzonitrile 97+%, Thermo Scientific™

CAS: 380626-35-7 Molecular Formula: C11H7NS Molecular Weight (g/mol): 185.24 MDL Number: MFCD02323389 InChI Key: DIILPQRSOQWSCU-UHFFFAOYSA-N Synonym: 3-thien-2-ylbenzonitrile,3-thiophen-2-yl benzonitrile,3-2-thienyl benzonitrile,3-thiophen-2-yl-benzonitrile,3-2-thienyl benzenecarbonitrile PubChem CID: 4645033 IUPAC Name: 3-thiophen-2-ylbenzonitrile SMILES: N#CC1=CC(=CC=C1)C1=CC=CS1

Pricing & Availability
Specifications

PubChem CID	4645033
CAS	380626-35-7
Molecular Weight (g/mol)	185.24
MDL Number	MFCD02323389
SMILES	N#CC1=CC(=CC=C1)C1=CC=CS1
Synonym	3-thien-2-ylbenzonitrile,3-thiophen-2-yl benzonitrile,3-2-thienyl benzonitrile,3-thiophen-2-yl-benzonitrile,3-2-thienyl benzenecarbonitrile
IUPAC Name	3-thiophen-2-ylbenzonitrile
InChI Key	DIILPQRSOQWSCU-UHFFFAOYSA-N
Molecular Formula	C11H7NS

188

3-(1-methyl-1H-pyrazol-3-yl)aniline, 97+%, Thermo Scientific™

CAS: 175202-37-6 Molecular Formula: C10H11N3 Molecular Weight (g/mol): 173.219 InChI Key: ZRXOZSROZJGRRH-UHFFFAOYSA-N Synonym: 3-1-methyl-1h-pyrazol-3-yl aniline,3-1-methylpyrazol-3-yl aniline,3-1-methyl-1h-pyrazol-3-yl-phenylamine,benzenamine, 3-1-methyl-1h-pyrazol-3-yl,3-1-methylpyrazol-3-yl phenylamine,3-1-methyl-1h-pyrazol-3-yl phenylamine,3-3-aminophenyl-1-methyl-1h-pyrazole PubChem CID: 2735396 IUPAC Name: 3-(1-methylpyrazol-3-yl)aniline SMILES: CN1C=CC(=N1)C2=CC(=CC=C2)N

Pricing & Availability
Specifications

PubChem CID	2735396
CAS	175202-37-6
Molecular Weight (g/mol)	173.219
SMILES	CN1C=CC(=N1)C2=CC(=CC=C2)N
Synonym	3-1-methyl-1h-pyrazol-3-yl aniline,3-1-methylpyrazol-3-yl aniline,3-1-methyl-1h-pyrazol-3-yl-phenylamine,benzenamine, 3-1-methyl-1h-pyrazol-3-yl,3-1-methylpyrazol-3-yl phenylamine,3-1-methyl-1h-pyrazol-3-yl phenylamine,3-3-aminophenyl-1-methyl-1h-pyrazole
IUPAC Name	3-(1-methylpyrazol-3-yl)aniline
InChI Key	ZRXOZSROZJGRRH-UHFFFAOYSA-N
Molecular Formula	C10H11N3

189

3,5-Diphenylpyrazole, 99%

CAS: 1145-01-3 Molecular Formula: C15H12N2 Molecular Weight (g/mol): 220.28 MDL Number: MFCD00039675 InChI Key: JXHKUYQCEJILEI-UHFFFAOYSA-N Synonym: 3,5-diphenylpyrazole,1h-pyrazole, 3,5-diphenyl,pyrazole, 3,5-diphenyl,pyrazole,5-diphenyl,acmc-1bufo,1h-pyrazole,5-diphenyl,cbmicro_048085,3,5-diphenyl pyrazole,3,5-diphenyl-1h-pyrazole 5g PubChem CID: 70840 IUPAC Name: 3,5-diphenyl-1H-pyrazole SMILES: N1N=C(C=C1C1=CC=CC=C1)C1=CC=CC=C1

Pricing & Availability
Specifications

PubChem CID	70840
CAS	1145-01-3
Molecular Weight (g/mol)	220.28
MDL Number	MFCD00039675
SMILES	N1N=C(C=C1C1=CC=CC=C1)C1=CC=CC=C1
Synonym	3,5-diphenylpyrazole,1h-pyrazole, 3,5-diphenyl,pyrazole, 3,5-diphenyl,pyrazole,5-diphenyl,acmc-1bufo,1h-pyrazole,5-diphenyl,cbmicro_048085,3,5-diphenyl pyrazole,3,5-diphenyl-1h-pyrazole 5g
IUPAC Name	3,5-diphenyl-1H-pyrazole
InChI Key	JXHKUYQCEJILEI-UHFFFAOYSA-N
Molecular Formula	C15H12N2

190

2,3-Dihydroxyquinoxaline, 98%

CAS: 15804-19-0 Molecular Formula: C8H6N2O2 Molecular Weight (g/mol): 162.148 MDL Number: MFCD00006723 InChI Key: ABJFBJGGLJVMAQ-UHFFFAOYSA-N Synonym: 2,3-dihydroxyquinoxaline,quinoxaline-2,3-diol,quinoxaline-2,3 1h,4h-dione,2,3-quinoxalinediol,1,4-dihydro-2,3-quinoxalinedione,2,3-quinoxalinedione, 1,4-dihydro,usaf ek-6232,2,3 1h,4h-quinoxalinedione,quinoxaline, 2,3-dihydroxy,unii-apo55iz9e1 PubChem CID: 27491 IUPAC Name: 1,4-dihydroquinoxaline-2,3-dione SMILES: C1=CC=C2C(=C1)NC(=O)C(=O)N2

Pricing & Availability
Specifications

PubChem CID	27491
CAS	15804-19-0
Molecular Weight (g/mol)	162.148
MDL Number	MFCD00006723
SMILES	C1=CC=C2C(=C1)NC(=O)C(=O)N2
Synonym	2,3-dihydroxyquinoxaline,quinoxaline-2,3-diol,quinoxaline-2,3 1h,4h-dione,2,3-quinoxalinediol,1,4-dihydro-2,3-quinoxalinedione,2,3-quinoxalinedione, 1,4-dihydro,usaf ek-6232,2,3 1h,4h-quinoxalinedione,quinoxaline, 2,3-dihydroxy,unii-apo55iz9e1
IUPAC Name	1,4-dihydroquinoxaline-2,3-dione
InChI Key	ABJFBJGGLJVMAQ-UHFFFAOYSA-N
Molecular Formula	C8H6N2O2

191

2-Methyl-3-(2-furyl)propenal, 97%

CAS: 874-66-8 Molecular Formula: C8H8O2 Molecular Weight (g/mol): 136.15 MDL Number: MFCD00063240 InChI Key: ZNBXZUKDRRRQJK-FNORWQNLSA-N Synonym: 2-methyl-3-2-furyl propenal,alpha-methylfurylacrolein,2-methyl-3-2-furyl acrolein,furfurylidene-2-propanal,furfurylidine-2-propanal,2-methyl-3-furylacrolein,alpha-methyl-2-furanacrolein,2-furfurylidenepropionaldehyde,3-2-furyl methacrylaldehyde,2-methyl-3 2-furyl acrolein PubChem CID: 6210220 IUPAC Name: (E)-3-(furan-2-yl)-2-methylprop-2-enal SMILES: CC(=CC1=CC=CO1)C=O

Pricing & Availability
Specifications

PubChem CID	6210220
CAS	874-66-8
Molecular Weight (g/mol)	136.15
MDL Number	MFCD00063240
SMILES	CC(=CC1=CC=CO1)C=O
Synonym	2-methyl-3-2-furyl propenal,alpha-methylfurylacrolein,2-methyl-3-2-furyl acrolein,furfurylidene-2-propanal,furfurylidine-2-propanal,2-methyl-3-furylacrolein,alpha-methyl-2-furanacrolein,2-furfurylidenepropionaldehyde,3-2-furyl methacrylaldehyde,2-methyl-3 2-furyl acrolein
IUPAC Name	(E)-3-(furan-2-yl)-2-methylprop-2-enal
InChI Key	ZNBXZUKDRRRQJK-FNORWQNLSA-N
Molecular Formula	C8H8O2

192

2,4,6-Tris(2-pyridyl)-s-triazine, For Spectrophotometric Det. of Fe, 99.0% (HPLC), MilliporeSigma™ Supelco™

CAS: 3682-35-7 Molecular Formula: C18H12N6 Molecular Weight (g/mol): 312.34 MDL Number: MFCD00006045 InChI Key: KMVWNDHKTPHDMT-UHFFFAOYSA-N Synonym: 2,4,6-Tri(2-pyridyl)-s-triazine; TPTZ IUPAC Name: tris(pyridin-2-yl)-1,3,5-triazine SMILES: C1=CC=C(N=C1)C1=NC(=NC(=N1)C1=CC=CC=N1)C1=CC=CC=N1

Pricing & Availability
Specifications

CAS	3682-35-7
Molecular Weight (g/mol)	312.34
MDL Number	MFCD00006045
SMILES	C1=CC=C(N=C1)C1=NC(=NC(=N1)C1=CC=CC=N1)C1=CC=CC=N1
Synonym	2,4,6-Tri(2-pyridyl)-s-triazine; TPTZ
IUPAC Name	tris(pyridin-2-yl)-1,3,5-triazine
InChI Key	KMVWNDHKTPHDMT-UHFFFAOYSA-N
Molecular Formula	C18H12N6

193

7-Ethylindole, 98+%

CAS: 22867-74-9 Molecular Formula: C10H11N Molecular Weight (g/mol): 145.21 MDL Number: MFCD00143514 InChI Key: PIIZLMYXLGYWTN-UHFFFAOYSA-N Synonym: 7-ethylindole,1h-indole, 7-ethyl,7-ethyl indole,pubchem7338,acmc-1cfby,7-ethylindole gc PubChem CID: 2724711 IUPAC Name: 7-ethyl-1H-indole SMILES: CCC1=C2NC=CC2=CC=C1

Pricing & Availability
Specifications

PubChem CID	2724711
CAS	22867-74-9
Molecular Weight (g/mol)	145.21
MDL Number	MFCD00143514
SMILES	CCC1=C2NC=CC2=CC=C1
Synonym	7-ethylindole,1h-indole, 7-ethyl,7-ethyl indole,pubchem7338,acmc-1cfby,7-ethylindole gc
IUPAC Name	7-ethyl-1H-indole
InChI Key	PIIZLMYXLGYWTN-UHFFFAOYSA-N
Molecular Formula	C10H11N

194

7-Azaindole-5-carbonitrile, 97%

CAS: 517918-95-5 Molecular Formula: C8H5N3 Molecular Weight (g/mol): 143.149 MDL Number: MFCD06659684 InChI Key: DRAQIXNADYAISI-UHFFFAOYSA-N Synonym: 1h-pyrrolo 2,3-b pyridine-5-carbonitrile,5-cyano-7-azaindole,7-azaindole-5-carbonitrile,5-cyano-1h-pyrrolo 2,3-b pyridine,5-canyo-1h-pyrrolo 2,3-b pyridine,pubchem16565,acmc-1avk2,ksc269e0f,1h-pyrrolo 2,3-b pyridine-5-carbonitrile 9ci PubChem CID: 11788355 IUPAC Name: 1H-pyrrolo[2,3-b]pyridine-5-carbonitrile SMILES: C1=CNC2=C1C=C(C=N2)C#N

Pricing & Availability
Specifications

PubChem CID	11788355
CAS	517918-95-5
Molecular Weight (g/mol)	143.149
MDL Number	MFCD06659684
SMILES	C1=CNC2=C1C=C(C=N2)C#N
Synonym	1h-pyrrolo 2,3-b pyridine-5-carbonitrile,5-cyano-7-azaindole,7-azaindole-5-carbonitrile,5-cyano-1h-pyrrolo 2,3-b pyridine,5-canyo-1h-pyrrolo 2,3-b pyridine,pubchem16565,acmc-1avk2,ksc269e0f,1h-pyrrolo 2,3-b pyridine-5-carbonitrile 9ci
IUPAC Name	1H-pyrrolo[2,3-b]pyridine-5-carbonitrile
InChI Key	DRAQIXNADYAISI-UHFFFAOYSA-N
Molecular Formula	C8H5N3

195

4-Pyrimidin-2-ylbenzonitrile, 95%, Thermo Scientific™

CAS: 78322-96-0 Molecular Formula: C11H7N3 Molecular Weight (g/mol): 181.198 MDL Number: MFCD09817491 InChI Key: WGCKVXHOTDDNOA-UHFFFAOYSA-N Synonym: 4-pyrimidin-2-yl benzonitrile,4-cyanophenyl pyrimidine,2-4-cyanophenyl pyrimidine,4-pyrimidin-2-yl-benzonitrile,4-2-pyrimidinyl benzonitrile,benzonitrile, 4-2-pyrimidinyl,4-pyrimidin-2-ylbenzenecarbonitrile PubChem CID: 15486310 IUPAC Name: 4-pyrimidin-2-ylbenzonitrile SMILES: C1=CN=C(N=C1)C2=CC=C(C=C2)C#N

Pricing & Availability
Specifications

PubChem CID	15486310
CAS	78322-96-0
Molecular Weight (g/mol)	181.198
MDL Number	MFCD09817491
SMILES	C1=CN=C(N=C1)C2=CC=C(C=C2)C#N
Synonym	4-pyrimidin-2-yl benzonitrile,4-cyanophenyl pyrimidine,2-4-cyanophenyl pyrimidine,4-pyrimidin-2-yl-benzonitrile,4-2-pyrimidinyl benzonitrile,benzonitrile, 4-2-pyrimidinyl,4-pyrimidin-2-ylbenzenecarbonitrile
IUPAC Name	4-pyrimidin-2-ylbenzonitrile
InChI Key	WGCKVXHOTDDNOA-UHFFFAOYSA-N
Molecular Formula	C11H7N3

Heteroaromatic compounds

Filtered Search Results

Narrow Results