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 3,021 results

1,2-Benzisothiazol-3(2H)-one 98.0+%, TCI America™

CAS: 2634-33-5 Molecular Formula: C7H5NOS Molecular Weight (g/mol): 151.183 MDL Number: MFCD00127753 InChI Key: DMSMPAJRVJJAGA-UHFFFAOYSA-N Synonym: 1,2-benzisothiazol-3 2h-one,1,2-benzisothiazolin-3-one,benzisothiazolone,proxel,benzo d isothiazol-3 2h-one,1,2-benzisothiazoline-3-one,benzisothiazolinone,proxel pl,benzo d isothiazol-3-one,2,3-dihydro-1,2-benzothiazol-3-one PubChem CID: 17520 ChEBI: CHEBI:167099 IUPAC Name: 1,2-benzothiazol-3-one SMILES: C1=CC=C2C(=C1)C(=O)NS2

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PubChem CID	17520
CAS	2634-33-5
Molecular Weight (g/mol)	151.183
ChEBI	CHEBI:167099
MDL Number	MFCD00127753
SMILES	C1=CC=C2C(=C1)C(=O)NS2
Synonym	1,2-benzisothiazol-3 2h-one,1,2-benzisothiazolin-3-one,benzisothiazolone,proxel,benzo d isothiazol-3 2h-one,1,2-benzisothiazoline-3-one,benzisothiazolinone,proxel pl,benzo d isothiazol-3-one,2,3-dihydro-1,2-benzothiazol-3-one
IUPAC Name	1,2-benzothiazol-3-one
InChI Key	DMSMPAJRVJJAGA-UHFFFAOYSA-N
Molecular Formula	C7H5NOS

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Purine, 99%

CAS: 120-73-0 MDL Number: MFCD00079221 InChI Key: KDCGOANMDULRCW-UHFFFAOYSA-N Synonym: purine,9h-purine,1h-purine,isopurine,beta-purine,7h-imidazo 4,5-d pyrimidine,imidazo 4,5-d pyrimidine,3,5,7-triazaindole,9h-purine van,3h-purine PubChem CID: 1044 ChEBI: CHEBI:17258 IUPAC Name: 7H-purine SMILES: C1=C2C(=NC=N1)N=CN2

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PubChem CID	1044
CAS	120-73-0
ChEBI	CHEBI:17258
MDL Number	MFCD00079221
SMILES	C1=C2C(=NC=N1)N=CN2
Synonym	purine,9h-purine,1h-purine,isopurine,beta-purine,7h-imidazo 4,5-d pyrimidine,imidazo 4,5-d pyrimidine,3,5,7-triazaindole,9h-purine van,3h-purine
IUPAC Name	7H-purine
InChI Key	KDCGOANMDULRCW-UHFFFAOYSA-N

Thiabendazole, 98+%

CAS: 148-79-8 Molecular Formula: C10H7N3S Molecular Weight (g/mol): 201.247 MDL Number: MFCD00005587 InChI Key: WJCNZQLZVWNLKY-UHFFFAOYSA-N Synonym: thiabendazole,tiabendazole,mintezol,equizole,tiabendazol,mintesol,omnizole,thibenzole,thiabendazol,bovizole PubChem CID: 5430 ChEBI: CHEBI:45979 IUPAC Name: 4-(1H-benzimidazol-2-yl)-1,3-thiazole SMILES: C1=CC=C2C(=C1)NC(=N2)C3=CSC=N3

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PubChem CID	5430
CAS	148-79-8
Molecular Weight (g/mol)	201.247
ChEBI	CHEBI:45979
MDL Number	MFCD00005587
SMILES	C1=CC=C2C(=C1)NC(=N2)C3=CSC=N3
Synonym	thiabendazole,tiabendazole,mintezol,equizole,tiabendazol,mintesol,omnizole,thibenzole,thiabendazol,bovizole
IUPAC Name	4-(1H-benzimidazol-2-yl)-1,3-thiazole
InChI Key	WJCNZQLZVWNLKY-UHFFFAOYSA-N
Molecular Formula	C10H7N3S

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2-Methylthiophene, 98%

CAS: 554-14-3 Molecular Formula: C₅H₆S Molecular Weight (g/mol): 98.16 MDL Number: MFCD00005451 InChI Key: XQQBUAPQHNYYRS-UHFFFAOYSA-N Synonym: thiophene, 2-methyl,2-methyl thiophene,thiophene, methyl,alpha-methylthiophene,ccris 2936,2-methyl-thiophene,unii-7115jap77a,2-methylthiacyclopentadiene,a-thiotolene,pubchem5204 PubChem CID: 11126 IUPAC Name: 2-methylthiophene SMILES: CC1=CC=CS1

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PubChem CID	11126
CAS	554-14-3
Molecular Weight (g/mol)	98.16
MDL Number	MFCD00005451
SMILES	CC1=CC=CS1
Synonym	thiophene, 2-methyl,2-methyl thiophene,thiophene, methyl,alpha-methylthiophene,ccris 2936,2-methyl-thiophene,unii-7115jap77a,2-methylthiacyclopentadiene,a-thiotolene,pubchem5204
IUPAC Name	2-methylthiophene
InChI Key	XQQBUAPQHNYYRS-UHFFFAOYSA-N
Molecular Formula	C₅H₆S

3-Methylindole 98.0+%, TCI America™

CAS: 83-34-1 Molecular Formula: C9H9N Molecular Weight (g/mol): 131.178 MDL Number: MFCD00005627 InChI Key: ZFRKQXVRDFCRJG-UHFFFAOYSA-N Synonym: 3-methylindole,skatole,scatole,skatol,1h-indole, 3-methyl,beta-methylindole,indole, 3-methyl,3-mi,3-methyl-4,5-benzopyrrole,3-methyl indole PubChem CID: 6736 ChEBI: CHEBI:9171 IUPAC Name: 3-methyl-1H-indole SMILES: CC1=CNC2=CC=CC=C12

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PubChem CID	6736
CAS	83-34-1
Molecular Weight (g/mol)	131.178
ChEBI	CHEBI:9171
MDL Number	MFCD00005627
SMILES	CC1=CNC2=CC=CC=C12
Synonym	3-methylindole,skatole,scatole,skatol,1h-indole, 3-methyl,beta-methylindole,indole, 3-methyl,3-mi,3-methyl-4,5-benzopyrrole,3-methyl indole
IUPAC Name	3-methyl-1H-indole
InChI Key	ZFRKQXVRDFCRJG-UHFFFAOYSA-N
Molecular Formula	C9H9N

2-Methylindole 99.0+%, TCI America™

CAS: 95-20-5 Molecular Formula: C9H9N Molecular Weight (g/mol): 131.178 MDL Number: MFCD00005616 InChI Key: BHNHHSOHWZKFOX-UHFFFAOYSA-N Synonym: 2-methylindole,1h-indole, 2-methyl,indole, 2-methyl,2-methyl indole,unii-i7cn58827i,2-methylindol,methylketole,methyl indole,2-methyl-indole,pubchem7504 PubChem CID: 7224 ChEBI: CHEBI:49402 IUPAC Name: 2-methyl-1H-indole SMILES: CC1=CC2=CC=CC=C2N1

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PubChem CID	7224
CAS	95-20-5
Molecular Weight (g/mol)	131.178
ChEBI	CHEBI:49402
MDL Number	MFCD00005616
SMILES	CC1=CC2=CC=CC=C2N1
Synonym	2-methylindole,1h-indole, 2-methyl,indole, 2-methyl,2-methyl indole,unii-i7cn58827i,2-methylindol,methylketole,methyl indole,2-methyl-indole,pubchem7504
IUPAC Name	2-methyl-1H-indole
InChI Key	BHNHHSOHWZKFOX-UHFFFAOYSA-N
Molecular Formula	C9H9N

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4,5-Dicyanoimidazole, 99%

CAS: 1122-28-7 Molecular Formula: C5H2N4 Molecular Weight (g/mol): 118.10 MDL Number: MFCD00005194 InChI Key: XGDRLCRGKUCBQL-UHFFFAOYSA-N PubChem CID: 70729 IUPAC Name: 1H-imidazole-4,5-dicarbonitrile SMILES: N#CC1=C(N=CN1)C#N

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PubChem CID	70729
CAS	1122-28-7
Molecular Weight (g/mol)	118.10
MDL Number	MFCD00005194
SMILES	N#CC1=C(N=CN1)C#N
IUPAC Name	1H-imidazole-4,5-dicarbonitrile
InChI Key	XGDRLCRGKUCBQL-UHFFFAOYSA-N
Molecular Formula	C5H2N4

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2,4,6-Tri(2-pyridyl)-1,3,5-triazine, 98%

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-tripyridyl-s-triazine,2,4,6-tris 2-pyridyl-s-triazine,2,4,6-tri 2-pyridyl-1,3,5-triazine,terpyridyl-s-triazine,2,4,6-tri 2-pyridyl-s-triazine,tptz iron reagent,1,3,5-triazine, 2,4,6-tri-2-pyridinyl,tri-2-pyridyl-s-triazine,s-triazine, tri-2-pyridyl,2,4,6-tris 2-pyridyl-1,3,5-triazine PubChem CID: 77258 SMILES: C1=CC=C(N=C1)C1=NC(=NC(=N1)C1=CC=CC=N1)C1=CC=CC=N1

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PubChem CID	77258
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-tripyridyl-s-triazine,2,4,6-tris 2-pyridyl-s-triazine,2,4,6-tri 2-pyridyl-1,3,5-triazine,terpyridyl-s-triazine,2,4,6-tri 2-pyridyl-s-triazine,tptz iron reagent,1,3,5-triazine, 2,4,6-tri-2-pyridinyl,tri-2-pyridyl-s-triazine,s-triazine, tri-2-pyridyl,2,4,6-tris 2-pyridyl-1,3,5-triazine
InChI Key	KMVWNDHKTPHDMT-UHFFFAOYSA-N
Molecular Formula	C18H12N6

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2,5-Dimethylpyrazine, 99%

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

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Pyrazine, 99+% (dry wt.) water <1.0%

CAS: 290-37-9 Molecular Formula: C4H4N2 Molecular Weight (g/mol): 80.09 MDL Number: MFCD00006122 InChI Key: KYQCOXFCLRTKLS-UHFFFAOYSA-N Synonym: 1,4-diazine,p-diazine,paradiazine,piazine,1,4-diazabenzene,pyrazin,ccris 1331,1,4-diazin,mixture,mu-pyrazine; PubChem CID: 9261 ChEBI: CHEBI:30953 IUPAC Name: pyrazine SMILES: C1=CN=CC=N1

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PubChem CID	9261
CAS	290-37-9
Molecular Weight (g/mol)	80.09
ChEBI	CHEBI:30953
MDL Number	MFCD00006122
SMILES	C1=CN=CC=N1
Synonym	1,4-diazine,p-diazine,paradiazine,piazine,1,4-diazabenzene,pyrazin,ccris 1331,1,4-diazin,mixture,mu-pyrazine;
IUPAC Name	pyrazine
InChI Key	KYQCOXFCLRTKLS-UHFFFAOYSA-N
Molecular Formula	C4H4N2

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2-Thiopheneacetic acid, 98%

CAS: 1918-77-0 Molecular Formula: C6H6O2S Molecular Weight (g/mol): 142.172 MDL Number: MFCD00005458 InChI Key: SMJRBWINMFUUDS-UHFFFAOYSA-N Synonym: 2-thiopheneacetic acid,2-thienylacetic acid,thiopheneacetic acid,2-thiophen-2-yl acetic acid,thiophene-2-acetic acid,2-2-thienyl acetic acid,2-thiophene acetic acid,thiophen-2-ylacetic acid,thien-2-yl acetic acid,2-carboxymethyl thiophene PubChem CID: 15970 ChEBI: CHEBI:45807 IUPAC Name: 2-thiophen-2-ylacetic acid SMILES: C1=CSC(=C1)CC(=O)O

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PubChem CID	15970
CAS	1918-77-0
Molecular Weight (g/mol)	142.172
ChEBI	CHEBI:45807
MDL Number	MFCD00005458
SMILES	C1=CSC(=C1)CC(=O)O
Synonym	2-thiopheneacetic acid,2-thienylacetic acid,thiopheneacetic acid,2-thiophen-2-yl acetic acid,thiophene-2-acetic acid,2-2-thienyl acetic acid,2-thiophene acetic acid,thiophen-2-ylacetic acid,thien-2-yl acetic acid,2-carboxymethyl thiophene
IUPAC Name	2-thiophen-2-ylacetic acid
InChI Key	SMJRBWINMFUUDS-UHFFFAOYSA-N
Molecular Formula	C6H6O2S

1H-Benzimidazole-2-carboxylic acid hydrate, 90%, Thermo Scientific™

CAS: 849776-47-2 Molecular Formula: C8H8N2O3 Molecular Weight (g/mol): 180.163 InChI Key: YQHUUYLPOCNBKD-UHFFFAOYSA-N Synonym: 1h-benzo d imidazole-2-carboxylic acid hydrate,1h-benzimidazole-2-carboxylic acid hydrate,1h-benzimidazole-2-carboxylic acid monohydrate,benzimidazole-2-carboxylic acid monohydrate,1h-1,3-benzodiazole-2-carboxylic acid hydrate,1h-benzimidazole-2-carboxylicacid, hydrate 1:1,c8h6n2o2.h2o,2-carboxy-1h-benzimidazole hydrate,1h-benzimidazole-2-carboxylic acid-water 1/1 PubChem CID: 18525703 IUPAC Name: 1H-benzimidazole-2-carboxylic acid;hydrate SMILES: C1=CC=C2C(=C1)NC(=N2)C(=O)O.O

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PubChem CID	18525703
CAS	849776-47-2
Molecular Weight (g/mol)	180.163
SMILES	C1=CC=C2C(=C1)NC(=N2)C(=O)O.O
Synonym	1h-benzo d imidazole-2-carboxylic acid hydrate,1h-benzimidazole-2-carboxylic acid hydrate,1h-benzimidazole-2-carboxylic acid monohydrate,benzimidazole-2-carboxylic acid monohydrate,1h-1,3-benzodiazole-2-carboxylic acid hydrate,1h-benzimidazole-2-carboxylicacid, hydrate 1:1,c8h6n2o2.h2o,2-carboxy-1h-benzimidazole hydrate,1h-benzimidazole-2-carboxylic acid-water 1/1
IUPAC Name	1H-benzimidazole-2-carboxylic acid;hydrate
InChI Key	YQHUUYLPOCNBKD-UHFFFAOYSA-N
Molecular Formula	C8H8N2O3

4-(1H-1,2,4-triazol-1-yl)aniline, 97%, Thermo Scientific™

CAS: 6523-49-5 Molecular Formula: C8H8N4 Molecular Weight (g/mol): 160.18 MDL Number: MFCD00171470 InChI Key: BLNPEJXSNSBBNM-UHFFFAOYSA-N Synonym: 4-1,2,4 triazol-1-yl-phenylamine,4-1h-1,2,4-triazol-1-yl aniline,4-1,2,4-triazol-1-yl aniline,1-4-aminophenyl-1,2,4-triazole,triazolylaniline,1-4'-aminophenyl-1,2,4-triazole,benzenamine, 4-1h-1,2,4-triazol-1-yl,4-1h-1,2,4-triazol-1-yl benzenamine,4-1,2,4-triazolyl phenylamine,pubchem3927 PubChem CID: 735826 IUPAC Name: 4-(1,2,4-triazol-1-yl)aniline SMILES: C1=CC(=CC=C1N)N2C=NC=N2

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PubChem CID	735826
CAS	6523-49-5
Molecular Weight (g/mol)	160.18
MDL Number	MFCD00171470
SMILES	C1=CC(=CC=C1N)N2C=NC=N2
Synonym	4-1,2,4 triazol-1-yl-phenylamine,4-1h-1,2,4-triazol-1-yl aniline,4-1,2,4-triazol-1-yl aniline,1-4-aminophenyl-1,2,4-triazole,triazolylaniline,1-4'-aminophenyl-1,2,4-triazole,benzenamine, 4-1h-1,2,4-triazol-1-yl,4-1h-1,2,4-triazol-1-yl benzenamine,4-1,2,4-triazolyl phenylamine,pubchem3927
IUPAC Name	4-(1,2,4-triazol-1-yl)aniline
InChI Key	BLNPEJXSNSBBNM-UHFFFAOYSA-N
Molecular Formula	C8H8N4

3-Furancarboximidamide hydrochloride, Technical Grade, Thermo Scientific™

CAS: 54649-21-7 Molecular Formula: C5H7ClN2O Molecular Weight (g/mol): 146.574 InChI Key: RJLCJJIXGGSRPZ-UHFFFAOYSA-N Synonym: furan-3-carboximidamide hydrochloride,3-furancarboximidamide hydrochloride,furan-3-carboxamidine hcl,furan-3-carboxamidine, chloride,3-furancarboximidamide,hydrochloride 1:1 PubChem CID: 2779666 IUPAC Name: furan-3-carboximidamide;hydrochloride SMILES: C1=COC=C1C(=N)N.Cl

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PubChem CID	2779666
CAS	54649-21-7
Molecular Weight (g/mol)	146.574
SMILES	C1=COC=C1C(=N)N.Cl
Synonym	furan-3-carboximidamide hydrochloride,3-furancarboximidamide hydrochloride,furan-3-carboxamidine hcl,furan-3-carboxamidine, chloride,3-furancarboximidamide,hydrochloride 1:1
IUPAC Name	furan-3-carboximidamide;hydrochloride
InChI Key	RJLCJJIXGGSRPZ-UHFFFAOYSA-N
Molecular Formula	C5H7ClN2O

3,5-Dimethyl-1-phenyl-1H-pyrazole-4-carbonitrile, ≥97%, Thermo Scientific™

CAS: 23198-55-2 Molecular Formula: C12H11N3 Molecular Weight (g/mol): 197.241 MDL Number: MFCD08435888 InChI Key: WOFAIVGOIVCZJJ-UHFFFAOYSA-N Synonym: 3,5-dimethyl-1-phenyl-1h-pyrazole-4-carbonitrile,1h-pyrazole-4-carbonitrile,3,5-dimethyl-1-phenyl PubChem CID: 12208701 IUPAC Name: 3,5-dimethyl-1-phenylpyrazole-4-carbonitrile SMILES: CC1=C(C(=NN1C2=CC=CC=C2)C)C#N

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Specifications

PubChem CID	12208701
CAS	23198-55-2
Molecular Weight (g/mol)	197.241
MDL Number	MFCD08435888
SMILES	CC1=C(C(=NN1C2=CC=CC=C2)C)C#N
Synonym	3,5-dimethyl-1-phenyl-1h-pyrazole-4-carbonitrile,1h-pyrazole-4-carbonitrile,3,5-dimethyl-1-phenyl
IUPAC Name	3,5-dimethyl-1-phenylpyrazole-4-carbonitrile
InChI Key	WOFAIVGOIVCZJJ-UHFFFAOYSA-N
Molecular Formula	C12H11N3

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