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.

346 – 360 of 2,116 results

346

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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Specifications

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

347

5-Amino-3-methyl-1-phenyl-1H-pyrazole, ≥99%, Thermo Scientific Chemicals

CAS: 1131-18-6 Molecular Formula: C10H11N3 Molecular Weight (g/mol): 173.219 MDL Number: MFCD00020727 InChI Key: FMKMKBLHMONXJM-UHFFFAOYSA-N Synonym: 3-methyl-1-phenyl-1h-pyrazol-5-amine,5-amino-3-methyl-1-phenylpyrazole,1h-pyrazol-5-amine, 3-methyl-1-phenyl,1-phenyl-3-methyl-5-aminopyrazole,3-methyl-1-phenylpyrazol-5-ylamine,5-methyl-2-phenyl-2h-pyrazol-3-ylamine,1-phenyl-3-methyl-5-amino pyrazole,unii-x6087geb2p,pyrazole, 5-amino-3-methyl-1-phenyl,1h-pyrazole-5-amine, 3-methyl-1-phenyl PubChem CID: 70801 IUPAC Name: 5-methyl-2-phenylpyrazol-3-amine SMILES: CC1=NN(C(=C1)N)C2=CC=CC=C2

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Specifications

PubChem CID	70801
CAS	1131-18-6
Molecular Weight (g/mol)	173.219
MDL Number	MFCD00020727
SMILES	CC1=NN(C(=C1)N)C2=CC=CC=C2
Synonym	3-methyl-1-phenyl-1h-pyrazol-5-amine,5-amino-3-methyl-1-phenylpyrazole,1h-pyrazol-5-amine, 3-methyl-1-phenyl,1-phenyl-3-methyl-5-aminopyrazole,3-methyl-1-phenylpyrazol-5-ylamine,5-methyl-2-phenyl-2h-pyrazol-3-ylamine,1-phenyl-3-methyl-5-amino pyrazole,unii-x6087geb2p,pyrazole, 5-amino-3-methyl-1-phenyl,1h-pyrazole-5-amine, 3-methyl-1-phenyl
IUPAC Name	5-methyl-2-phenylpyrazol-3-amine
InChI Key	FMKMKBLHMONXJM-UHFFFAOYSA-N
Molecular Formula	C10H11N3

348

4-Pyridineacetonitrile, ≥97%, Thermo Scientific Chemicals

CAS: 13121-99-8 Molecular Formula: C7H6N2 Molecular Weight (g/mol): 118.14 MDL Number: MFCD03412601 InChI Key: BMVSAKPRNWZCPG-UHFFFAOYSA-N Synonym: pyridin-4-yl-acetonitrile,2-pyridin-4-yl acetonitrile,4-pyridylacetonitrile,4-pyridineacetonitrile,pyridin-4-ylacetonitrile,pyridine-4-acetonitrile,rarechem ak ml 0204,2-4-pyridyl acetonitrile,4-pyridylacetonitrilehydrochloride,4-cyanomethyl-pyridine PubChem CID: 4112085 IUPAC Name: 2-pyridin-4-ylacetonitrile SMILES: N#CCC1=CC=NC=C1

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Specifications

PubChem CID	4112085
CAS	13121-99-8
Molecular Weight (g/mol)	118.14
MDL Number	MFCD03412601
SMILES	N#CCC1=CC=NC=C1
Synonym	pyridin-4-yl-acetonitrile,2-pyridin-4-yl acetonitrile,4-pyridylacetonitrile,4-pyridineacetonitrile,pyridin-4-ylacetonitrile,pyridine-4-acetonitrile,rarechem ak ml 0204,2-4-pyridyl acetonitrile,4-pyridylacetonitrilehydrochloride,4-cyanomethyl-pyridine
IUPAC Name	2-pyridin-4-ylacetonitrile
InChI Key	BMVSAKPRNWZCPG-UHFFFAOYSA-N
Molecular Formula	C7H6N2

349

3-Methyl-1-phenyl-1H-pyrazole, 98%, Thermo Scientific™

CAS: 1128-54-7 Molecular Formula: C10H10N2 Molecular Weight (g/mol): 158.20 MDL Number: MFCD00003123 InChI Key: RJXLUGSJEMSDPK-UHFFFAOYSA-N Synonym: 3-methyl-1-phenyl-1h-pyrazole,1-phenyl-3-methylpyrazole,pyrazole, 3-methyl-1-phenyl,1h-pyrazole, 3-methyl-1-phenyl,1h-pyrazole, methylphenyl,1h-pyrazole,3-methyl-1-phenyl,acmc-20an11,ksc494g4n,rjxlugsjemsdpk-uhfffaoysa,3-methyl-1-phenyl-1h-pyrazole # PubChem CID: 70783 IUPAC Name: 3-methyl-1-phenylpyrazole SMILES: CC1=NN(C=C1)C1=CC=CC=C1

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Specifications

PubChem CID	70783
CAS	1128-54-7
Molecular Weight (g/mol)	158.20
MDL Number	MFCD00003123
SMILES	CC1=NN(C=C1)C1=CC=CC=C1
Synonym	3-methyl-1-phenyl-1h-pyrazole,1-phenyl-3-methylpyrazole,pyrazole, 3-methyl-1-phenyl,1h-pyrazole, 3-methyl-1-phenyl,1h-pyrazole, methylphenyl,1h-pyrazole,3-methyl-1-phenyl,acmc-20an11,ksc494g4n,rjxlugsjemsdpk-uhfffaoysa,3-methyl-1-phenyl-1h-pyrazole #
IUPAC Name	3-methyl-1-phenylpyrazole
InChI Key	RJXLUGSJEMSDPK-UHFFFAOYSA-N
Molecular Formula	C10H10N2

350

Diethyl pyrazole-3,5-dicarboxylate, 99%, Thermo Scientific Chemicals

CAS: 37687-24-4 Molecular Formula: C9H12N2O4 Molecular Weight (g/mol): 212.21 MDL Number: MFCD00152167 InChI Key: MBWXLICVQZUJOW-UHFFFAOYSA-N Synonym: diethyl 3,5-pyrazoledicarboxylate,diethyl pyrazole-3,5-dicarboxylate,3,5-diethoxycarbonylpyrazole,1h-pyrazole-3,5-dicarboxylic acid diethyl ester,3,5-pyrazoledicarboxylic acid diethyl ester,3,5-diethyl 1h-pyrazole-3,5-dicarboxylate,1h-pyrazole-3,5-dicarboxylic acid, diethyl ester,zlchem 861,pubchem22955,acmc-1aj76 PubChem CID: 142184 IUPAC Name: diethyl 1H-pyrazole-3,5-dicarboxylate SMILES: CCOC(=O)C1=CC(=NN1)C(=O)OCC

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Specifications

PubChem CID	142184
CAS	37687-24-4
Molecular Weight (g/mol)	212.21
MDL Number	MFCD00152167
SMILES	CCOC(=O)C1=CC(=NN1)C(=O)OCC
Synonym	diethyl 3,5-pyrazoledicarboxylate,diethyl pyrazole-3,5-dicarboxylate,3,5-diethoxycarbonylpyrazole,1h-pyrazole-3,5-dicarboxylic acid diethyl ester,3,5-pyrazoledicarboxylic acid diethyl ester,3,5-diethyl 1h-pyrazole-3,5-dicarboxylate,1h-pyrazole-3,5-dicarboxylic acid, diethyl ester,zlchem 861,pubchem22955,acmc-1aj76
IUPAC Name	diethyl 1H-pyrazole-3,5-dicarboxylate
InChI Key	MBWXLICVQZUJOW-UHFFFAOYSA-N
Molecular Formula	C9H12N2O4

351

2-Thiopheneacetyl chloride, 99%

CAS: 39098-97-0 Molecular Formula: C₆H₅ClOS Molecular Weight (g/mol): 160.62 MDL Number: MFCD00005456 InChI Key: AJYXPNIENRLELY-UHFFFAOYSA-N Synonym: 2-thiopheneacetyl chloride,2-thiophen-2-yl acetyl chloride,2-thienylacetyl chloride,2-thiophene acetyl chloride,thiophene-2-acetyl chloride,2-2-thienyl acetyl chloride,thiopheneacetyl chloride,2-thiopheneacetylchloride,thienylacetyl chloride,thien-2-ylacetyl chloride PubChem CID: 162362 IUPAC Name: 2-thiophen-2-ylacetyl chloride SMILES: C1=CSC(=C1)CC(=O)Cl

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Specifications

PubChem CID	162362
CAS	39098-97-0
Molecular Weight (g/mol)	160.62
MDL Number	MFCD00005456
SMILES	C1=CSC(=C1)CC(=O)Cl
Synonym	2-thiopheneacetyl chloride,2-thiophen-2-yl acetyl chloride,2-thienylacetyl chloride,2-thiophene acetyl chloride,thiophene-2-acetyl chloride,2-2-thienyl acetyl chloride,thiopheneacetyl chloride,2-thiopheneacetylchloride,thienylacetyl chloride,thien-2-ylacetyl chloride
IUPAC Name	2-thiophen-2-ylacetyl chloride
InChI Key	AJYXPNIENRLELY-UHFFFAOYSA-N
Molecular Formula	C₆H₅ClOS

352

5-Aminoindole, 97%

CAS: 5192-03-0 Molecular Formula: C8H8N2 Molecular Weight (g/mol): 132.17 MDL Number: MFCD00005679 InChI Key: ZCBIFHNDZBSCEP-UHFFFAOYSA-N Synonym: 5-aminoindole,indol-5-ylamine,indole, 5-amino,unii-q732pg0y16,1h-indol-5-ylamine,indole-5-ylamine,5-indolamine,5-amino indole,5-amino-indole PubChem CID: 78867 ChEBI: CHEBI:33067 IUPAC Name: 1H-indol-5-amine SMILES: NC1=CC=C2NC=CC2=C1

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Specifications

PubChem CID	78867
CAS	5192-03-0
Molecular Weight (g/mol)	132.17
ChEBI	CHEBI:33067
MDL Number	MFCD00005679
SMILES	NC1=CC=C2NC=CC2=C1
Synonym	5-aminoindole,indol-5-ylamine,indole, 5-amino,unii-q732pg0y16,1h-indol-5-ylamine,indole-5-ylamine,5-indolamine,5-amino indole,5-amino-indole
IUPAC Name	1H-indol-5-amine
InChI Key	ZCBIFHNDZBSCEP-UHFFFAOYSA-N
Molecular Formula	C8H8N2

353

2-(2-Thienyl)ethyl isocyanate, 95+%, Thermo Scientific™

CAS: 58749-51-2 Molecular Formula: C7H7NOS Molecular Weight (g/mol): 153.199 InChI Key: KAJZMNLREUEZSH-UHFFFAOYSA-N PubChem CID: 2782179 IUPAC Name: 2-(2-isocyanatoethyl)thiophene SMILES: C1=CSC(=C1)CCN=C=O

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Specifications

PubChem CID	2782179
CAS	58749-51-2
Molecular Weight (g/mol)	153.199
SMILES	C1=CSC(=C1)CCN=C=O
IUPAC Name	2-(2-isocyanatoethyl)thiophene
InChI Key	KAJZMNLREUEZSH-UHFFFAOYSA-N
Molecular Formula	C7H7NOS

354

2,5-Dimethylpyrazine, Spectrum™ Chemical

CAS: 123-32-0

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Specifications

CAS	123-32-0

355

Ticarcillin Impurity B, British Pharmacopoeia (BP) Reference Standard, MilliporeSigma™ Supelco™

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets, has been developed and issued under the Authority of the issuing Pharmacopoeia.

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356

Thiophene-2-carbonitrile, 98%

CAS: 1003-31-2 Molecular Formula: C5H3NS Molecular Weight (g/mol): 109.146 MDL Number: MFCD00005416 InChI Key: CUPOOAWTRIURFT-UHFFFAOYSA-N Synonym: 2-thiophenecarbonitrile,2-cyanothiophene,2-thiophene carbonitrile,2-thenylcyanide,thiophenecarbonitrile,2-thienonitrile,2-thenonitrile,2-thiophenenitrile,2-cyano-thiophene,2-thienylcarbonitrile PubChem CID: 66087 IUPAC Name: thiophene-2-carbonitrile SMILES: C1=CSC(=C1)C#N

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Specifications

PubChem CID	66087
CAS	1003-31-2
Molecular Weight (g/mol)	109.146
MDL Number	MFCD00005416
SMILES	C1=CSC(=C1)C#N
Synonym	2-thiophenecarbonitrile,2-cyanothiophene,2-thiophene carbonitrile,2-thenylcyanide,thiophenecarbonitrile,2-thienonitrile,2-thenonitrile,2-thiophenenitrile,2-cyano-thiophene,2-thienylcarbonitrile
IUPAC Name	thiophene-2-carbonitrile
InChI Key	CUPOOAWTRIURFT-UHFFFAOYSA-N
Molecular Formula	C5H3NS

357

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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Specifications

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

358

2-Hydrazinobenzothiazole, 97%

CAS: 615-21-4 Molecular Formula: C7H7N3S Molecular Weight (g/mol): 165.214 MDL Number: MFCD00041849 InChI Key: JYSUYJCLUODSLN-UHFFFAOYSA-N Synonym: 2-hydrazinobenzothiazole,2-hydrazinylbenzo d thiazole,2-hydrazino-1,3-benzothiazole,benzothiazolohydrazine,2 3h-benzothiazolone, hydrazone,benzothiazol-2-ylhydrazine,benzothiazole, 2-hydrazino,2-benzothiazolylhydrazine,usaf ek-3967,benzothiazol-2-yl-hydrazine PubChem CID: 11988 IUPAC Name: 1,3-benzothiazol-2-ylhydrazine SMILES: C1=CC=C2C(=C1)N=C(S2)NN

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Specifications

PubChem CID	11988
CAS	615-21-4
Molecular Weight (g/mol)	165.214
MDL Number	MFCD00041849
SMILES	C1=CC=C2C(=C1)N=C(S2)NN
Synonym	2-hydrazinobenzothiazole,2-hydrazinylbenzo d thiazole,2-hydrazino-1,3-benzothiazole,benzothiazolohydrazine,2 3h-benzothiazolone, hydrazone,benzothiazol-2-ylhydrazine,benzothiazole, 2-hydrazino,2-benzothiazolylhydrazine,usaf ek-3967,benzothiazol-2-yl-hydrazine
IUPAC Name	1,3-benzothiazol-2-ylhydrazine
InChI Key	JYSUYJCLUODSLN-UHFFFAOYSA-N
Molecular Formula	C7H7N3S

359

2,3,6-Trimethylquinoxaline, 97%

CAS: 17635-21-1 Molecular Formula: C11H12N2 Molecular Weight (g/mol): 172.23 MDL Number: MFCD00047593 InChI Key: GQRWKGBOBWHKHP-UHFFFAOYSA-N Synonym: quinoxaline, 2,3,6-trimethyl,quinoxaline,2,3,6-trimethyl,acmc-20aohl,6-methyl-2,3-dimethylquinoxaline,2,3,7-trimethylquinoxaline PubChem CID: 87204 IUPAC Name: 2,3,6-trimethylquinoxaline SMILES: CC1=CC=C2N=C(C)C(C)=NC2=C1

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Specifications

PubChem CID	87204
CAS	17635-21-1
Molecular Weight (g/mol)	172.23
MDL Number	MFCD00047593
SMILES	CC1=CC=C2N=C(C)C(C)=NC2=C1
Synonym	quinoxaline, 2,3,6-trimethyl,quinoxaline,2,3,6-trimethyl,acmc-20aohl,6-methyl-2,3-dimethylquinoxaline,2,3,7-trimethylquinoxaline
IUPAC Name	2,3,6-trimethylquinoxaline
InChI Key	GQRWKGBOBWHKHP-UHFFFAOYSA-N
Molecular Formula	C11H12N2

360

6-Methylquinoline, 98%

CAS: 91-62-3 Molecular Formula: C10H9N Molecular Weight (g/mol): 143.19 MDL Number: MFCD00006804 InChI Key: LUYISICIYVKBTA-UHFFFAOYSA-N Synonym: quinoline, 6-methyl,p-toluquinoline,6-methyl-quinoline,tolliquinoline, p,ccris 407,fema no. 2744,quinoline, 6-methyl-8ci,9ci,dsstox_cid_887,dsstox_rid_75844,dsstox_gsid_20887 PubChem CID: 7059 IUPAC Name: 6-methylquinoline SMILES: CC1=CC=C2N=CC=CC2=C1

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Specifications

PubChem CID	7059
CAS	91-62-3
Molecular Weight (g/mol)	143.19
MDL Number	MFCD00006804
SMILES	CC1=CC=C2N=CC=CC2=C1
Synonym	quinoline, 6-methyl,p-toluquinoline,6-methyl-quinoline,tolliquinoline, p,ccris 407,fema no. 2744,quinoline, 6-methyl-8ci,9ci,dsstox_cid_887,dsstox_rid_75844,dsstox_gsid_20887
IUPAC Name	6-methylquinoline
InChI Key	LUYISICIYVKBTA-UHFFFAOYSA-N
Molecular Formula	C10H9N

Heteroaromatic compounds

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2,5-Dimethylpyrazine, Spectrum™ Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

2,5-Dimethylpyrazine, Spectrum™ Chemical