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.

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61 – 75 of 3,118 results

Benzimidazole 98.0+%, TCI America™

CAS: 51-17-2 Molecular Formula: C7H6N2 Molecular Weight (g/mol): 118.14 MDL Number: MFCD00005585 InChI Key: HYZJCKYKOHLVJF-UHFFFAOYSA-N Synonym: benzimidazole,1h-benzo d imidazole,1,3-benzodiazole,benzoimidazole,o-benzimidazole,3-azaindole,benziminazole,benzoglyoxaline,azindole,1,3-diazaindene PubChem CID: 5798 ChEBI: CHEBI:41275 IUPAC Name: 1H-1,3-benzodiazole SMILES: N1C=NC2=CC=CC=C12

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PubChem CID	5798
CAS	51-17-2
Molecular Weight (g/mol)	118.14
ChEBI	CHEBI:41275
MDL Number	MFCD00005585
SMILES	N1C=NC2=CC=CC=C12
Synonym	benzimidazole,1h-benzo d imidazole,1,3-benzodiazole,benzoimidazole,o-benzimidazole,3-azaindole,benziminazole,benzoglyoxaline,azindole,1,3-diazaindene
IUPAC Name	1H-1,3-benzodiazole
InChI Key	HYZJCKYKOHLVJF-UHFFFAOYSA-N
Molecular Formula	C7H6N2

2,6-Dimethylpyrazine 98.0+%, TCI America™

CAS: 108-50-9 Molecular Formula: C6H8N2 Molecular Weight (g/mol): 108.144 MDL Number: MFCD00006148 InChI Key: HJFZAYHYIWGLNL-UHFFFAOYSA-N Synonym: pyrazine, 2,6-dimethyl,3,5-dimethylpyrazine,2,6-dimethylpiazine,2,6-dimethylparadiazine,2,6-dimethyl-1,4-diazine,ccris 2930,unii-n77q72c9i3,fema no. 3273,natural,2,6-dimethyl pyrazine PubChem CID: 7938 IUPAC Name: 2,6-dimethylpyrazine SMILES: CC1=CN=CC(=N1)C

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PubChem CID	7938
CAS	108-50-9
Molecular Weight (g/mol)	108.144
MDL Number	MFCD00006148
SMILES	CC1=CN=CC(=N1)C
Synonym	pyrazine, 2,6-dimethyl,3,5-dimethylpyrazine,2,6-dimethylpiazine,2,6-dimethylparadiazine,2,6-dimethyl-1,4-diazine,ccris 2930,unii-n77q72c9i3,fema no. 3273,natural,2,6-dimethyl pyrazine
IUPAC Name	2,6-dimethylpyrazine
InChI Key	HJFZAYHYIWGLNL-UHFFFAOYSA-N
Molecular Formula	C6H8N2

2,3-Diethylpyrazine 98.0+%, TCI America™

CAS: 15707-24-1 Molecular Formula: C8H12N2 Molecular Weight (g/mol): 136.198 MDL Number: MFCD00006151 InChI Key: GZXXANJCCWGCSV-UHFFFAOYSA-N Synonym: pyrazine, 2,3-diethyl,unii-ad31a42vy0,pyrazine, diethyl,fema no. 3136,2,3-diethyl-pyrazine,shoyu pyrazine,pubchem8606,2,3-diethyl pyrazine,acmc-1brc9,dsstox_cid_27101 PubChem CID: 27458 IUPAC Name: 2,3-diethylpyrazine SMILES: CCC1=NC=CN=C1CC

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PubChem CID	27458
CAS	15707-24-1
Molecular Weight (g/mol)	136.198
MDL Number	MFCD00006151
SMILES	CCC1=NC=CN=C1CC
Synonym	pyrazine, 2,3-diethyl,unii-ad31a42vy0,pyrazine, diethyl,fema no. 3136,2,3-diethyl-pyrazine,shoyu pyrazine,pubchem8606,2,3-diethyl pyrazine,acmc-1brc9,dsstox_cid_27101
IUPAC Name	2,3-diethylpyrazine
InChI Key	GZXXANJCCWGCSV-UHFFFAOYSA-N
Molecular Formula	C8H12N2

2,3,5,6-Tetramethylpyrazine 98.0+%, TCI America™

CAS: 1124-11-4 Molecular Formula: C8H12N2 Molecular Weight (g/mol): 136.198 MDL Number: MFCD00006146 InChI Key: FINHMKGKINIASC-UHFFFAOYSA-N Synonym: tetramethylpyrazine,ligustrazine,pyrazine, tetramethyl,bs factor,tetramethylpyrazin,liqustrazine,tetrapyrazine,2,3,5,6-tetramethyl pyrazine,chuanxiongzine,ligustizine PubChem CID: 14296 IUPAC Name: 2,3,5,6-tetramethylpyrazine SMILES: CC1=C(N=C(C(=N1)C)C)C

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PubChem CID	14296
CAS	1124-11-4
Molecular Weight (g/mol)	136.198
MDL Number	MFCD00006146
SMILES	CC1=C(N=C(C(=N1)C)C)C
Synonym	tetramethylpyrazine,ligustrazine,pyrazine, tetramethyl,bs factor,tetramethylpyrazin,liqustrazine,tetrapyrazine,2,3,5,6-tetramethyl pyrazine,chuanxiongzine,ligustizine
IUPAC Name	2,3,5,6-tetramethylpyrazine
InChI Key	FINHMKGKINIASC-UHFFFAOYSA-N
Molecular Formula	C8H12N2

2-Methyl-3-propylpyrazine 95.0+%, TCI America™

CAS: 15986-80-8 Molecular Formula: C8H12N2 Molecular Weight (g/mol): 136.198 MDL Number: MFCD00010096 InChI Key: XAWKNALRUSOTOY-UHFFFAOYSA-N Synonym: 2-methyl-3-n-propylpyrazine,pyrazine, 2-methyl-3-propyl,2-propyl-3-methylpyrazine,3-propyl-2-methylpyrazine,2-methyl-3-propyl-pyrazine,3-propyl-2-methyl pyrazine,2-methyl-3-propylpyrazin,methylpropylpyrazine,acmc-209dk8,chembl95176 PubChem CID: 85224 IUPAC Name: 2-methyl-3-propylpyrazine SMILES: CCCC1=NC=CN=C1C

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PubChem CID	85224
CAS	15986-80-8
Molecular Weight (g/mol)	136.198
MDL Number	MFCD00010096
SMILES	CCCC1=NC=CN=C1C
Synonym	2-methyl-3-n-propylpyrazine,pyrazine, 2-methyl-3-propyl,2-propyl-3-methylpyrazine,3-propyl-2-methylpyrazine,2-methyl-3-propyl-pyrazine,3-propyl-2-methyl pyrazine,2-methyl-3-propylpyrazin,methylpropylpyrazine,acmc-209dk8,chembl95176
IUPAC Name	2-methyl-3-propylpyrazine
InChI Key	XAWKNALRUSOTOY-UHFFFAOYSA-N
Molecular Formula	C8H12N2

2,3,5-Trimethylpyrazine 98.0+%, TCI America™

CAS: 14667-55-1 Molecular Formula: C7H10N2 Molecular Weight (g/mol): 122.171 MDL Number: MFCD00006145 InChI Key: IAEGWXHKWJGQAZ-UHFFFAOYSA-N Synonym: trimethylpyrazine,pyrazine, trimethyl,2,3,5-trimethyl pyrazine,2,3,6-trimethylpyrazine,ccris 2932,unii-q8pr0w8tit,trimethyl pyrazine,trimethyl-pyrazine,fema no. 3244,pyrazine, 2,3,5-trimethyl PubChem CID: 26808 IUPAC Name: 2,3,5-trimethylpyrazine SMILES: CC1=CN=C(C(=N1)C)C

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PubChem CID	26808
CAS	14667-55-1
Molecular Weight (g/mol)	122.171
MDL Number	MFCD00006145
SMILES	CC1=CN=C(C(=N1)C)C
Synonym	trimethylpyrazine,pyrazine, trimethyl,2,3,5-trimethyl pyrazine,2,3,6-trimethylpyrazine,ccris 2932,unii-q8pr0w8tit,trimethyl pyrazine,trimethyl-pyrazine,fema no. 3244,pyrazine, 2,3,5-trimethyl
IUPAC Name	2,3,5-trimethylpyrazine
InChI Key	IAEGWXHKWJGQAZ-UHFFFAOYSA-N
Molecular Formula	C7H10N2

2,5-Dimethylpyrazine 98.0+%, TCI America™

CAS: 123-32-0 Molecular Formula: C6H8N2 Molecular Weight (g/mol): 108.144 MDL Number: MFCD00006147 InChI Key: LCZUOKDVTBMCMX-UHFFFAOYSA-N Synonym: 2,5-dimethyl pyrazine,pyrazine, 2,5-dimethyl,2,5-dimethylpiazine,2,5-dimethyl-1,4-diazine,2,5-dimethylparadiazine,2,5-dimethyl-pyrazine,unii-v99y0muy1q,fema no. 3272,ccris 2929,natural PubChem CID: 31252 IUPAC Name: 2,5-dimethylpyrazine SMILES: CC1=CN=C(C=N1)C

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PubChem CID	31252
CAS	123-32-0
Molecular Weight (g/mol)	108.144
MDL Number	MFCD00006147
SMILES	CC1=CN=C(C=N1)C
Synonym	2,5-dimethyl pyrazine,pyrazine, 2,5-dimethyl,2,5-dimethylpiazine,2,5-dimethyl-1,4-diazine,2,5-dimethylparadiazine,2,5-dimethyl-pyrazine,unii-v99y0muy1q,fema no. 3272,ccris 2929,natural
IUPAC Name	2,5-dimethylpyrazine
InChI Key	LCZUOKDVTBMCMX-UHFFFAOYSA-N
Molecular Formula	C6H8N2

2-Ethyl-3-methylpyrazine 98.0+%, TCI America™

CAS: 15707-23-0 Molecular Formula: C7H10N2 Molecular Weight (g/mol): 122.17 MDL Number: MFCD00006150 InChI Key: LNIMMWYNSBZESE-UHFFFAOYSA-N Synonym: pyrazine, 2-ethyl-3-methyl,3-ethyl-2-methylpyrazine,2-methyl-3-ethylpyrazine,2-ethyl-3-methyl pyrazine,pyrazine, ethylmethyl,2-ethyl-3-methyl-pyrazine,unii-9gf35mk66u,fema no. 3155,pyrazine, 3-ethyl-2-methyl,2-ethyl-3-methylpyrazine, 9ci PubChem CID: 27457 IUPAC Name: 2-ethyl-3-methylpyrazine SMILES: CCC1=NC=CN=C1C

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PubChem CID	27457
CAS	15707-23-0
Molecular Weight (g/mol)	122.17
MDL Number	MFCD00006150
SMILES	CCC1=NC=CN=C1C
Synonym	pyrazine, 2-ethyl-3-methyl,3-ethyl-2-methylpyrazine,2-methyl-3-ethylpyrazine,2-ethyl-3-methyl pyrazine,pyrazine, ethylmethyl,2-ethyl-3-methyl-pyrazine,unii-9gf35mk66u,fema no. 3155,pyrazine, 3-ethyl-2-methyl,2-ethyl-3-methylpyrazine, 9ci
IUPAC Name	2-ethyl-3-methylpyrazine
InChI Key	LNIMMWYNSBZESE-UHFFFAOYSA-N
Molecular Formula	C7H10N2

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2-Cyanopyridine, 99%

CAS: 100-70-9 Molecular Formula: C₆H₄N₂ Molecular Weight (g/mol): 104.11 MDL Number: MFCD00006218 InChI Key: FFNVQNRYTPFDDP-UHFFFAOYSA-N Synonym: 2-cyanopyridine,picolinonitrile,2-pyridinecarbonitrile,pyridinecarbonitrile,2-pyridyl nitrile,picolinic acid nitrile,cyanopyridine,unii-whr1dpg7ys,2-pyridinecarboxylic acid, nitrile,2-cyano pyridine PubChem CID: 7522 ChEBI: CHEBI:27837 IUPAC Name: pyridine-2-carbonitrile SMILES: C1=CC=NC(=C1)C#N

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PubChem CID	7522
CAS	100-70-9
Molecular Weight (g/mol)	104.11
ChEBI	CHEBI:27837
MDL Number	MFCD00006218
SMILES	C1=CC=NC(=C1)C#N
Synonym	2-cyanopyridine,picolinonitrile,2-pyridinecarbonitrile,pyridinecarbonitrile,2-pyridyl nitrile,picolinic acid nitrile,cyanopyridine,unii-whr1dpg7ys,2-pyridinecarboxylic acid, nitrile,2-cyano pyridine
IUPAC Name	pyridine-2-carbonitrile
InChI Key	FFNVQNRYTPFDDP-UHFFFAOYSA-N
Molecular Formula	C₆H₄N₂

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2-Benzothiazoleacetonitrile, 98%

CAS: 56278-50-3 Molecular Formula: C9H6N2S Molecular Weight (g/mol): 174.221 MDL Number: MFCD00051633 InChI Key: ZMZSYUSDGRJZNT-UHFFFAOYSA-N Synonym: benzothiazole-2-acetonitrile,2-benzo d thiazol-2-yl acetonitrile,2-benzothiazoleacetonitrile,2-1,3-benzothiazol-2-yl acetonitrile,benzothiazole-2-yl-acetonitrile,1,3-benzothiazol-2-ylacetonitrile,benzothiazol-2-ylacetonitrile,2-cyanomethyl-1,3-benzothiazole,2-benzothiazol-2-ylethanenitrile,2-cyanomethylbenzothiazole PubChem CID: 342465 IUPAC Name: 2-(1,3-benzothiazol-2-yl)acetonitrile SMILES: C1=CC=C2C(=C1)N=C(S2)CC#N

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PubChem CID	342465
CAS	56278-50-3
Molecular Weight (g/mol)	174.221
MDL Number	MFCD00051633
SMILES	C1=CC=C2C(=C1)N=C(S2)CC#N
Synonym	benzothiazole-2-acetonitrile,2-benzo d thiazol-2-yl acetonitrile,2-benzothiazoleacetonitrile,2-1,3-benzothiazol-2-yl acetonitrile,benzothiazole-2-yl-acetonitrile,1,3-benzothiazol-2-ylacetonitrile,benzothiazol-2-ylacetonitrile,2-cyanomethyl-1,3-benzothiazole,2-benzothiazol-2-ylethanenitrile,2-cyanomethylbenzothiazole
IUPAC Name	2-(1,3-benzothiazol-2-yl)acetonitrile
InChI Key	ZMZSYUSDGRJZNT-UHFFFAOYSA-N
Molecular Formula	C9H6N2S

Pyridine, 99+%, for analysis

CAS: 110-86-1 Molecular Formula: C₅H₅N Molecular Weight (g/mol): 79.1 MDL Number: MFCD00011732 InChI Key: JUJWROOIHBZHMG-UHFFFAOYSA-N Synonym: azabenzene,azine,pyridin,piridina,pirydyna,pyridin german,pirydyna polish,piridina italian,rcra waste number u196,caswell no. 717 PubChem CID: 1049 ChEBI: CHEBI:16227 IUPAC Name: pyridine SMILES: C1=CC=NC=C1

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PubChem CID	1049
CAS	110-86-1
Molecular Weight (g/mol)	79.1
ChEBI	CHEBI:16227
MDL Number	MFCD00011732
SMILES	C1=CC=NC=C1
Synonym	azabenzene,azine,pyridin,piridina,pirydyna,pyridin german,pirydyna polish,piridina italian,rcra waste number u196,caswell no. 717
IUPAC Name	pyridine
InChI Key	JUJWROOIHBZHMG-UHFFFAOYSA-N
Molecular Formula	C₅H₅N

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2-Ethylfuran, 98+%

CAS: 3208-16-0 Molecular Formula: C6H8O Molecular Weight (g/mol): 96.13 MDL Number: MFCD00003259 InChI Key: HLPIHRDZBHXTFJ-UHFFFAOYSA-N Synonym: furan, 2-ethyl,alpha-ethylfuran,2-ethyloxole,2-ethyl furan,ccris 4387,unii-t8o6j71t9o,fema no. 3673,furan, .alpha.-ethyl,a-ethylfuran,2-ethyl furane PubChem CID: 18554 IUPAC Name: 2-ethylfuran SMILES: CCC1=CC=CO1

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PubChem CID	18554
CAS	3208-16-0
Molecular Weight (g/mol)	96.13
MDL Number	MFCD00003259
SMILES	CCC1=CC=CO1
Synonym	furan, 2-ethyl,alpha-ethylfuran,2-ethyloxole,2-ethyl furan,ccris 4387,unii-t8o6j71t9o,fema no. 3673,furan, .alpha.-ethyl,a-ethylfuran,2-ethyl furane
IUPAC Name	2-ethylfuran
InChI Key	HLPIHRDZBHXTFJ-UHFFFAOYSA-N
Molecular Formula	C6H8O

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5-Methylbenzimidazole, 98%

CAS: 614-97-1 Molecular Formula: C8H8N2 Molecular Weight (g/mol): 132.166 MDL Number: MFCD00010740 InChI Key: RWXZXCZBMQPOBF-UHFFFAOYSA-N Synonym: 5-methylbenzimidazole,5-methyl-1h-benzo d imidazole,1h-benzimidazole, 5-methyl,5-methyl-1h-benzimidazole,benzimidazole, 5-methyl,ethyl 4-cyanophenylalaninate,1h-benzimidazole, 6-methyl,5-methyl-1h-1,3-benzodiazole,6-methyl-1h-1,3-benzodiazole,5mb PubChem CID: 11979 ChEBI: CHEBI:40205 IUPAC Name: 6-methyl-1H-benzimidazole SMILES: CC1=CC2=C(C=C1)N=CN2

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PubChem CID	11979
CAS	614-97-1
Molecular Weight (g/mol)	132.166
ChEBI	CHEBI:40205
MDL Number	MFCD00010740
SMILES	CC1=CC2=C(C=C1)N=CN2
Synonym	5-methylbenzimidazole,5-methyl-1h-benzo d imidazole,1h-benzimidazole, 5-methyl,5-methyl-1h-benzimidazole,benzimidazole, 5-methyl,ethyl 4-cyanophenylalaninate,1h-benzimidazole, 6-methyl,5-methyl-1h-1,3-benzodiazole,6-methyl-1h-1,3-benzodiazole,5mb
IUPAC Name	6-methyl-1H-benzimidazole
InChI Key	RWXZXCZBMQPOBF-UHFFFAOYSA-N
Molecular Formula	C8H8N2

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Benzo[b]thiophene, 98+%

CAS: 95-15-8 Molecular Formula: C8H6S Molecular Weight (g/mol): 134.196 MDL Number: MFCD00005864 InChI Key: FCEHBMOGCRZNNI-UHFFFAOYSA-N Synonym: benzo b thiophene,thianaphthene,benzothiophene,benzothiofuran,thionaphthene,1-thiaindene,thianaphthen,benzothiophen,thianaphtene,1-benzothiophen PubChem CID: 7221 ChEBI: CHEBI:35858 IUPAC Name: 1-benzothiophene SMILES: C1=CC=C2C(=C1)C=CS2

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PubChem CID	7221
CAS	95-15-8
Molecular Weight (g/mol)	134.196
ChEBI	CHEBI:35858
MDL Number	MFCD00005864
SMILES	C1=CC=C2C(=C1)C=CS2
Synonym	benzo b thiophene,thianaphthene,benzothiophene,benzothiofuran,thionaphthene,1-thiaindene,thianaphthen,benzothiophen,thianaphtene,1-benzothiophen
IUPAC Name	1-benzothiophene
InChI Key	FCEHBMOGCRZNNI-UHFFFAOYSA-N
Molecular Formula	C8H6S

2,4,6-Tris(2-pyridyl)-s-triazine, For Spectrophotometric Det. of Fe, 98%, 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

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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

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