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.

46 – 60 of 2,219 results

Thermo Scientific Chemicals Thiophene, 99%

CAS: 110-02-1 Molecular Formula: C4H4S Molecular Weight (g/mol): 84.14 MDL Number: MFCD00005413 InChI Key: YTPLMLYBLZKORZ-UHFFFAOYSA-N Synonym: thiofuran,thiole,thiophen,thiotetrole,thiacyclopentadiene,divinylene sulfide,thiaphene,thiofuram,thiofurfuran,furan, thio PubChem CID: 8030 ChEBI: CHEBI:30856 IUPAC Name: thiophene SMILES: S1C=CC=C1

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PubChem CID	8030
CAS	110-02-1
Molecular Weight (g/mol)	84.14
ChEBI	CHEBI:30856
MDL Number	MFCD00005413
SMILES	S1C=CC=C1
Synonym	thiofuran,thiole,thiophen,thiotetrole,thiacyclopentadiene,divinylene sulfide,thiaphene,thiofuram,thiofurfuran,furan, thio
IUPAC Name	thiophene
InChI Key	YTPLMLYBLZKORZ-UHFFFAOYSA-N
Molecular Formula	C4H4S

Thermo Scientific Chemicals Thiophene-2-boronic acid, 97%

CAS: 6165-68-0 Molecular Formula: C4H5BO2S Molecular Weight (g/mol): 127.95 MDL Number: MFCD00151850 InChI Key: ARYHTUPFQTUBBG-UHFFFAOYSA-N Synonym: thiophene-2-boronic acid,2-thiopheneboronic acid,2-thienylboronic acid,thienylboronic acid,2-thiopheneboronicacid,thiophen-2-ylboranediol,thiophene2-boronic acid,thiophen-2-yl boronic acid,2-thiophenylboric acid,boronic acid, thienyl PubChem CID: 2733960 IUPAC Name: thiophen-2-ylboronic acid SMILES: OB(O)C1=CC=CS1

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PubChem CID	2733960
CAS	6165-68-0
Molecular Weight (g/mol)	127.95
MDL Number	MFCD00151850
SMILES	OB(O)C1=CC=CS1
Synonym	thiophene-2-boronic acid,2-thiopheneboronic acid,2-thienylboronic acid,thienylboronic acid,2-thiopheneboronicacid,thiophen-2-ylboranediol,thiophene2-boronic acid,thiophen-2-yl boronic acid,2-thiophenylboric acid,boronic acid, thienyl
IUPAC Name	thiophen-2-ylboronic acid
InChI Key	ARYHTUPFQTUBBG-UHFFFAOYSA-N
Molecular Formula	C4H5BO2S

Thermo Scientific Chemicals 4-Vinylpyridine, 95%, stabilized

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

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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

Thermo Scientific Chemicals 7-Methylquinoline, 97%

CAS: 612-60-2 Molecular Formula: C10H9N Molecular Weight (g/mol): 143.189 MDL Number: MFCD00006805 InChI Key: KDYVCOSVYOSHOL-UHFFFAOYSA-N Synonym: quinoline, 7-methyl,m-toluquinoline,unii-eow995k43c,7-methyl quinoline,ccris 2895,quinolinol,7-methyl,7-methyl-quinoline,7-methylchinolin,7-methylchinolin;,pubchem5811 PubChem CID: 11927 IUPAC Name: 7-methylquinoline SMILES: CC1=CC2=C(C=CC=N2)C=C1

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PubChem CID	11927
CAS	612-60-2
Molecular Weight (g/mol)	143.189
MDL Number	MFCD00006805
SMILES	CC1=CC2=C(C=CC=N2)C=C1
Synonym	quinoline, 7-methyl,m-toluquinoline,unii-eow995k43c,7-methyl quinoline,ccris 2895,quinolinol,7-methyl,7-methyl-quinoline,7-methylchinolin,7-methylchinolin;,pubchem5811
IUPAC Name	7-methylquinoline
InChI Key	KDYVCOSVYOSHOL-UHFFFAOYSA-N
Molecular Formula	C10H9N

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

Thermo Scientific Chemicals 2-Ethyl-3,5(6)-dimethylpyrazine, 99%, mixture of isomers

CAS: 13925-07-0 Molecular Formula: C8H12N2 Molecular Weight (g/mol): 136.198 MDL Number: MFCD00047392 InChI Key: JZBCTZLGKSYRSF-UHFFFAOYSA-N Synonym: 3,5-dimethyl-2-ethylpyrazine,pyrazine, 2-ethyl-3,5-dimethyl,2,6-dimethyl-3-ethylpyrazine,3-ethyl-2,6-dimethylpyrazine,2-ethyl-3,5-dimethyl pyrazine,pyrazine, 2,6-dimethyl-3-ethyl,unii-r182ey5l8c,fema no. 3149,2-ethyl-3,5 6-dimethylpyrazine,pyrazine, 3,5-dimethyl-2-ethyl PubChem CID: 26334 IUPAC Name: 2-ethyl-3,5-dimethylpyrazine SMILES: CCC1=NC=C(N=C1C)C

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PubChem CID	26334
CAS	13925-07-0
Molecular Weight (g/mol)	136.198
MDL Number	MFCD00047392
SMILES	CCC1=NC=C(N=C1C)C
Synonym	3,5-dimethyl-2-ethylpyrazine,pyrazine, 2-ethyl-3,5-dimethyl,2,6-dimethyl-3-ethylpyrazine,3-ethyl-2,6-dimethylpyrazine,2-ethyl-3,5-dimethyl pyrazine,pyrazine, 2,6-dimethyl-3-ethyl,unii-r182ey5l8c,fema no. 3149,2-ethyl-3,5 6-dimethylpyrazine,pyrazine, 3,5-dimethyl-2-ethyl
IUPAC Name	2-ethyl-3,5-dimethylpyrazine
InChI Key	JZBCTZLGKSYRSF-UHFFFAOYSA-N
Molecular Formula	C8H12N2

Thermo Scientific Chemicals Pyrazine, 99+%

CAS: 290-37-9 Molecular Formula: C₄H₄N₂ Molecular Weight (g/mol): 80.09 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
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

Thermo Scientific Chemicals 5-Cyanoindole, 99%

CAS: 15861-24-2 Molecular Formula: C₉H₆N₂ Molecular Weight (g/mol): 142.16 MDL Number: MFCD00005669 InChI Key: YHYLDEVWYOFIJK-UHFFFAOYSA-N Synonym: 5-cyanoindole,indole-5-carbonitrile,5-cyano indole,5-cyano-1h-indole,indole-5-cyano,5-indolecarbonitrile,5-cyano-indole,indol-5-carbonitrile,indole, 5-cyano,pubchem7326 PubChem CID: 27513 IUPAC Name: 1H-indole-5-carbonitrile SMILES: C1=CC2=C(C=CN2)C=C1C#N

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PubChem CID	27513
CAS	15861-24-2
Molecular Weight (g/mol)	142.16
MDL Number	MFCD00005669
SMILES	C1=CC2=C(C=CN2)C=C1C#N
Synonym	5-cyanoindole,indole-5-carbonitrile,5-cyano indole,5-cyano-1h-indole,indole-5-cyano,5-indolecarbonitrile,5-cyano-indole,indol-5-carbonitrile,indole, 5-cyano,pubchem7326
IUPAC Name	1H-indole-5-carbonitrile
InChI Key	YHYLDEVWYOFIJK-UHFFFAOYSA-N
Molecular Formula	C₉H₆N₂

Thermo Scientific Chemicals Benzimidazole, 98%

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-benzimidazole 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-benzimidazole
InChI Key	HYZJCKYKOHLVJF-UHFFFAOYSA-N
Molecular Formula	C7H6N2

Thermo Scientific Chemicals 1-Phenyl-1H-tetrazole-5-thiol, 99%

CAS: 86-93-1 Molecular Formula: C7H6N4S Molecular Weight (g/mol): 178.21 MDL Number: MFCD00003129 InChI Key: GGZHVNZHFYCSEV-UHFFFAOYSA-N Synonym: 1-phenyl-1h-tetrazole-5-thiol,1-phenyltetrazole-5-thiol,1-phenyl-5-mercaptotetrazole,5-mercapto-1-phenyltetrazole,1-phenyltetrazoline-5-thione,mercaptophenyltetrazole,phenylmercaptotetrazole,1-phenyl-5-tetrazolethione,5-mercapto-1-phenyltetrazol,1-phenyltetrazole-thiol PubChem CID: 690730 ChEBI: CHEBI:79916 SMILES: S=C1N=NNN1C1=CC=CC=C1

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PubChem CID	690730
CAS	86-93-1
Molecular Weight (g/mol)	178.21
ChEBI	CHEBI:79916
MDL Number	MFCD00003129
SMILES	S=C1N=NNN1C1=CC=CC=C1
Synonym	1-phenyl-1h-tetrazole-5-thiol,1-phenyltetrazole-5-thiol,1-phenyl-5-mercaptotetrazole,5-mercapto-1-phenyltetrazole,1-phenyltetrazoline-5-thione,mercaptophenyltetrazole,phenylmercaptotetrazole,1-phenyl-5-tetrazolethione,5-mercapto-1-phenyltetrazol,1-phenyltetrazole-thiol
InChI Key	GGZHVNZHFYCSEV-UHFFFAOYSA-N
Molecular Formula	C7H6N4S

Thermo Scientific Chemicals Furan-2-boronic acid, 97%

CAS: 13331-23-2 Molecular Formula: C₄H₅BO₃ Molecular Weight (g/mol): 111.89 MDL Number: MFCD00799544 InChI Key: PZJSZBJLOWMDRG-UHFFFAOYSA-N Synonym: 2-furanboronic acid,furan-2-boronic acid,2-furylboronic acid,2-furanylboronic acid,furan-2-ylboranediol,furan 2-boronic acid,2-furan boronic acid,furan-2-yl boronic acid,boronic acid, furanyl,2furylboronic acid PubChem CID: 2734357 IUPAC Name: furan-2-ylboronic acid SMILES: B(C1=CC=CO1)(O)O

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PubChem CID	2734357
CAS	13331-23-2
Molecular Weight (g/mol)	111.89
MDL Number	MFCD00799544
SMILES	B(C1=CC=CO1)(O)O
Synonym	2-furanboronic acid,furan-2-boronic acid,2-furylboronic acid,2-furanylboronic acid,furan-2-ylboranediol,furan 2-boronic acid,2-furan boronic acid,furan-2-yl boronic acid,boronic acid, furanyl,2furylboronic acid
IUPAC Name	furan-2-ylboronic acid
InChI Key	PZJSZBJLOWMDRG-UHFFFAOYSA-N
Molecular Formula	C₄H₅BO₃

Thermo Scientific Chemicals 3-Methylindole, 99%

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

Thermo Scientific Imidazole, >98.5% (Dry Basis), Ultrapure

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: 1 H-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	1 H-imidazole
InChI Key	RAXXELZNTBOGNW-UHFFFAOYSA-N
Molecular Formula	C3H4N2

Thermo Scientific Chemicals Quinoline, 96%

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

Furan (stabilized with BHT) 99.0+%, TCI America™

CAS: 110-00-9 Molecular Formula: C4H4O Molecular Weight (g/mol): 68.08 MDL Number: MFCD00003222 InChI Key: YLQBMQCUIZJEEH-UHFFFAOYSA-N Synonym: divinylene oxide,furfuran,tetrole,oxole,oxacyclopentadiene,furane,1,4-epoxy-1,3-butadiene,axole,rcra waste number u124,furfurane PubChem CID: 8029 ChEBI: CHEBI:35559 IUPAC Name: furan SMILES: O1C=CC=C1

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PubChem CID	8029
CAS	110-00-9
Molecular Weight (g/mol)	68.08
ChEBI	CHEBI:35559
MDL Number	MFCD00003222
SMILES	O1C=CC=C1
Synonym	divinylene oxide,furfuran,tetrole,oxole,oxacyclopentadiene,furane,1,4-epoxy-1,3-butadiene,axole,rcra waste number u124,furfurane
IUPAC Name	furan
InChI Key	YLQBMQCUIZJEEH-UHFFFAOYSA-N
Molecular Formula	C4H4O

Heteroaromatic compounds

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Furan (stabilized with BHT) 99.0+%, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Furan (stabilized with BHT) 99.0+%, TCI America™