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.

241 – 255 of 2,116 results

241

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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Specifications

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

242

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

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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

243

2,4-Dimethylimidazole, 90%, Tech.

CAS: 930-62-1 Molecular Formula: C5H8N2 Molecular Weight (g/mol): 96.13 MDL Number: MFCD00022365 InChI Key: LLPKQRMDOFYSGZ-UHFFFAOYSA-N Synonym: 2,4-dimethylimidazole,2,4-dimethyl-1h-imidazole,1h-imidazole, 2,4-dimethyl,2,4-dimethyl-3h-imidazole,2,4-dimethyl-1h-imidazol,imidazole, 2,4-dimethyl,2,4-dimethyl,2,5-dimethylimidazole,imidazole,4-dimethyl,pubchem18587 PubChem CID: 70259 IUPAC Name: 2,5-dimethyl-1H-imidazole SMILES: CC1=CN=C(C)N1

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Specifications

PubChem CID	70259
CAS	930-62-1
Molecular Weight (g/mol)	96.13
MDL Number	MFCD00022365
SMILES	CC1=CN=C(C)N1
Synonym	2,4-dimethylimidazole,2,4-dimethyl-1h-imidazole,1h-imidazole, 2,4-dimethyl,2,4-dimethyl-3h-imidazole,2,4-dimethyl-1h-imidazol,imidazole, 2,4-dimethyl,2,4-dimethyl,2,5-dimethylimidazole,imidazole,4-dimethyl,pubchem18587
IUPAC Name	2,5-dimethyl-1H-imidazole
InChI Key	LLPKQRMDOFYSGZ-UHFFFAOYSA-N
Molecular Formula	C5H8N2

244

Thiophene, 99+%, extra pure

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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Specifications

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

245

2-Mercaptobenzothiazole, 95%

CAS: 149-30-4 Molecular Formula: C₇H₅NS₂ Molecular Weight (g/mol): 167.24 MDL Number: MFCD00005781 InChI Key: YXIWHUQXZSMYRE-UHFFFAOYSA-N Synonym: 2-mercaptobenzothiazole,2-benzothiazolethiol,captax,benzothiazolethiol,2 3h-benzothiazolethione,benzothiazole-2-thiol,1,3-benzothiazole-2-thiol,benzo d thiazole-2-thiol,rokon,rotax PubChem CID: 697993 ChEBI: CHEBI:34292 IUPAC Name: 3H-1,3-benzothiazole-2-thione SMILES: C1=CC=C2C(=C1)NC(=S)S2

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Specifications

PubChem CID	697993
CAS	149-30-4
Molecular Weight (g/mol)	167.24
ChEBI	CHEBI:34292
MDL Number	MFCD00005781
SMILES	C1=CC=C2C(=C1)NC(=S)S2
Synonym	2-mercaptobenzothiazole,2-benzothiazolethiol,captax,benzothiazolethiol,2 3h-benzothiazolethione,benzothiazole-2-thiol,1,3-benzothiazole-2-thiol,benzo d thiazole-2-thiol,rokon,rotax
IUPAC Name	3H-1,3-benzothiazole-2-thione
InChI Key	YXIWHUQXZSMYRE-UHFFFAOYSA-N
Molecular Formula	C₇H₅NS₂

246

Thiazole, 99%

CAS: 288-47-1 Molecular Formula: C3H3NS Molecular Weight (g/mol): 85.12 MDL Number: MFCD00005315 InChI Key: FZWLAAWBMGSTSO-UHFFFAOYSA-N Synonym: thiazole,thiazol,unii-320rcw8pef,fema no. 3615,ccris 3205,320rcw8pef,lom,racemic thiazole,5h-thiazol-1-ium PubChem CID: 9256 ChEBI: CHEBI:43732 IUPAC Name: 1,3-thiazole SMILES: S1C=CN=C1

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Specifications

PubChem CID	9256
CAS	288-47-1
Molecular Weight (g/mol)	85.12
ChEBI	CHEBI:43732
MDL Number	MFCD00005315
SMILES	S1C=CN=C1
Synonym	thiazole,thiazol,unii-320rcw8pef,fema no. 3615,ccris 3205,320rcw8pef,lom,racemic thiazole,5h-thiazol-1-ium
IUPAC Name	1,3-thiazole
InChI Key	FZWLAAWBMGSTSO-UHFFFAOYSA-N
Molecular Formula	C3H3NS

247

2-Methyl-1,3-benzothiazol-5-amine, 95%

CAS: 13382-43-9 Molecular Formula: C8H8N2S Molecular Weight (g/mol): 164.23 MDL Number: MFCD00226291 InChI Key: GPWQHYMVUZYWIK-UHFFFAOYSA-N Synonym: 2-methylbenzo d thiazol-5-amine,5-amino-2-methylbenzothiazole,5-benzothiazolamine, 2-methyl,2-methyl-5-benzothiazolamine,2-methyl-5-aminobenzothiazole,2-methylbenzothiazole-5-ylamine,2-methyl-1,3-benzothiazol-5-ylamine,acmc-209v5w,cambridge id 5107842,2-methylbenzothiazol-5-amine PubChem CID: 36229 IUPAC Name: 2-methyl-1,3-benzothiazol-5-amine SMILES: CC1=NC2=CC(N)=CC=C2S1

Pricing & Availability
Specifications

PubChem CID	36229
CAS	13382-43-9
Molecular Weight (g/mol)	164.23
MDL Number	MFCD00226291
SMILES	CC1=NC2=CC(N)=CC=C2S1
Synonym	2-methylbenzo d thiazol-5-amine,5-amino-2-methylbenzothiazole,5-benzothiazolamine, 2-methyl,2-methyl-5-benzothiazolamine,2-methyl-5-aminobenzothiazole,2-methylbenzothiazole-5-ylamine,2-methyl-1,3-benzothiazol-5-ylamine,acmc-209v5w,cambridge id 5107842,2-methylbenzothiazol-5-amine
IUPAC Name	2-methyl-1,3-benzothiazol-5-amine
InChI Key	GPWQHYMVUZYWIK-UHFFFAOYSA-N
Molecular Formula	C8H8N2S

248

Isoquinoline, 97%

CAS: 119-65-3 Molecular Formula: C9H7N Molecular Weight (g/mol): 129.16 MDL Number: MFCD00006898,MFCD31699977 InChI Key: AWJUIBRHMBBTKR-UHFFFAOYSA-N Synonym: 2-azanaphthalene,2-benzazine,isochinolin,benzo c pyridine,beta-quinoline,2-benzanine,3,4-benzopyridine,.beta.-quinoline,isochinolin czech PubChem CID: 8405 ChEBI: CHEBI:16092 IUPAC Name: isoquinoline SMILES: C1=CC=C2C=NC=CC2=C1

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Specifications

PubChem CID	8405
CAS	119-65-3
Molecular Weight (g/mol)	129.16
ChEBI	CHEBI:16092
MDL Number	MFCD00006898,MFCD31699977
SMILES	C1=CC=C2C=NC=CC2=C1
Synonym	2-azanaphthalene,2-benzazine,isochinolin,benzo c pyridine,beta-quinoline,2-benzanine,3,4-benzopyridine,.beta.-quinoline,isochinolin czech
IUPAC Name	isoquinoline
InChI Key	AWJUIBRHMBBTKR-UHFFFAOYSA-N
Molecular Formula	C9H7N

249

2-Furaldehyde 2,2-dimethylhydrazone, 98%

CAS: 14064-21-2 Molecular Formula: C7H10N2O Molecular Weight (g/mol): 138.17 MDL Number: MFCD00010685,MFCD00010685 InChI Key: DURWBNUASAZMSN-SOFGYWHQSA-N Synonym: e-2-furan-2-ylmethylidene-1,1-dimethylhydrazine,furfural dimethyl hydrazone PubChem CID: 5372420 SMILES: CN(C)\N=C\C1=CC=CO1

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Specifications

PubChem CID	5372420
CAS	14064-21-2
Molecular Weight (g/mol)	138.17
MDL Number	MFCD00010685,MFCD00010685
SMILES	CN(C)\N=C\C1=CC=CO1
Synonym	e-2-furan-2-ylmethylidene-1,1-dimethylhydrazine,furfural dimethyl hydrazone
InChI Key	DURWBNUASAZMSN-SOFGYWHQSA-N
Molecular Formula	C7H10N2O

250

4-(2-Benzothiazolyl)aniline, 98%

CAS: 6278-73-5 Molecular Formula: C13H10N2S Molecular Weight (g/mol): 226.30 MDL Number: MFCD00182896 InChI Key: WKRCOZSCENDENK-UHFFFAOYSA-N Synonym: 4-1,3-benzothiazol-2-yl aniline,4-benzo d thiazol-2-yl aniline,4-benzothiazol-2-yl-phenylamine,2-4-aminophenyl benzothiazole,4-1,3-benzothiazol-2-yl phenylamine,4-benzothiazol-2-ylphenylamine,benzenamine, 4-2-benzothiazolyl,chembl93118,4-1,3-benzothiazol-2-yl phenyl amine,benzenamine,4-2-benzothiazolyl PubChem CID: 234475 IUPAC Name: 4-(1,3-benzothiazol-2-yl)aniline SMILES: NC1=CC=C(C=C1)C1=NC2=CC=CC=C2S1

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Specifications

PubChem CID	234475
CAS	6278-73-5
Molecular Weight (g/mol)	226.30
MDL Number	MFCD00182896
SMILES	NC1=CC=C(C=C1)C1=NC2=CC=CC=C2S1
Synonym	4-1,3-benzothiazol-2-yl aniline,4-benzo d thiazol-2-yl aniline,4-benzothiazol-2-yl-phenylamine,2-4-aminophenyl benzothiazole,4-1,3-benzothiazol-2-yl phenylamine,4-benzothiazol-2-ylphenylamine,benzenamine, 4-2-benzothiazolyl,chembl93118,4-1,3-benzothiazol-2-yl phenyl amine,benzenamine,4-2-benzothiazolyl
IUPAC Name	4-(1,3-benzothiazol-2-yl)aniline
InChI Key	WKRCOZSCENDENK-UHFFFAOYSA-N
Molecular Formula	C13H10N2S

251

Indole-2-carbonitrile, 97%

CAS: 36193-65-4 Molecular Formula: C9H6N2 Molecular Weight (g/mol): 142.16 MDL Number: MFCD00187566 InChI Key: CBTITARLOCZPDU-UHFFFAOYSA-N Synonym: 2-cyanoindole,cyanoindole,2-indolecarbonitrile,2-cyano-1h-indole,indole-2-carbonitrile,racemic indole nitrile PubChem CID: 3787599 IUPAC Name: 1H-indole-2-carbonitrile SMILES: N#CC1=CC2=CC=CC=C2N1

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Specifications

PubChem CID	3787599
CAS	36193-65-4
Molecular Weight (g/mol)	142.16
MDL Number	MFCD00187566
SMILES	N#CC1=CC2=CC=CC=C2N1
Synonym	2-cyanoindole,cyanoindole,2-indolecarbonitrile,2-cyano-1h-indole,indole-2-carbonitrile,racemic indole nitrile
IUPAC Name	1H-indole-2-carbonitrile
InChI Key	CBTITARLOCZPDU-UHFFFAOYSA-N
Molecular Formula	C9H6N2

252

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

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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

253

1,5-Naphthyridine, 97+%

CAS: 254-79-5 Molecular Formula: C8H6N2 Molecular Weight (g/mol): 130.15 MDL Number: MFCD00039727 InChI Key: VMLKTERJLVWEJJ-UHFFFAOYSA-N Synonym: 1,5-diazanaphthalene,1,5-pyridopyridine,pyridino 3,2-b pyridine,pyridopyridine,1,5-naphtyridine,1,5 naphthyridine,zlchem 698,pubchem18072,acmc-209gka,pyrido 1,5-b pyridine PubChem CID: 136070 ChEBI: CHEBI:36625 IUPAC Name: 1,5-naphthyridine SMILES: C1=CC2=NC=CC=C2N=C1

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Specifications

PubChem CID	136070
CAS	254-79-5
Molecular Weight (g/mol)	130.15
ChEBI	CHEBI:36625
MDL Number	MFCD00039727
SMILES	C1=CC2=NC=CC=C2N=C1
Synonym	1,5-diazanaphthalene,1,5-pyridopyridine,pyridino 3,2-b pyridine,pyridopyridine,1,5-naphtyridine,1,5 naphthyridine,zlchem 698,pubchem18072,acmc-209gka,pyrido 1,5-b pyridine
IUPAC Name	1,5-naphthyridine
InChI Key	VMLKTERJLVWEJJ-UHFFFAOYSA-N
Molecular Formula	C8H6N2

254

2-Amino-5-cyclopropyl-1,3,4-thiadiazole, 98%

CAS: 57235-50-4 Molecular Formula: C5H7N3S Molecular Weight (g/mol): 141.19 MDL Number: MFCD00051649 InChI Key: AVLUMBXGKFNNAS-UHFFFAOYSA-N Synonym: 2-amino-5-cyclopropyl-1,3,4-thiadiazole,5-cyclopropyl 1,3,4 thiadiazol-2-ylamine,5-cyclopropyl-1,3,4-thiadiazole-2-ylamine,acmc-20ao4n,enamine_005503,5-cyclopropyl-2-amino-1,3,4-thiadiazole,1,3,4-thiadiazol-2-amine,5-cyclopropyl,5-cyclopropyl-1,3,4 thiadiazol-2-ylamine PubChem CID: 717021 IUPAC Name: 5-cyclopropyl-1,3,4-thiadiazol-2-amine SMILES: NC1=NN=C(S1)C1CC1

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Specifications

PubChem CID	717021
CAS	57235-50-4
Molecular Weight (g/mol)	141.19
MDL Number	MFCD00051649
SMILES	NC1=NN=C(S1)C1CC1
Synonym	2-amino-5-cyclopropyl-1,3,4-thiadiazole,5-cyclopropyl 1,3,4 thiadiazol-2-ylamine,5-cyclopropyl-1,3,4-thiadiazole-2-ylamine,acmc-20ao4n,enamine_005503,5-cyclopropyl-2-amino-1,3,4-thiadiazole,1,3,4-thiadiazol-2-amine,5-cyclopropyl,5-cyclopropyl-1,3,4 thiadiazol-2-ylamine
IUPAC Name	5-cyclopropyl-1,3,4-thiadiazol-2-amine
InChI Key	AVLUMBXGKFNNAS-UHFFFAOYSA-N
Molecular Formula	C5H7N3S

255

2-Amino-5-tert-butyl-1,3,4-thiadiazole, 97%

CAS: 39222-73-6 Molecular Formula: C6H11N3S Molecular Weight (g/mol): 157.24 MDL Number: MFCD00040403 InChI Key: ICXDPEFCLDSXLI-UHFFFAOYSA-N Synonym: 2-amino-5-tert-butyl-1,3,4-thiadiazole,buthidazolamine,5-tert-butyl-1,3,4-thiadiazol-2-amine,1,3,4-thiadiazol-2-amine, 5-1,1-dimethylethyl,unii-x53j1t94sn,5-tert-butyl-1,3,4 thiadiazol-2-ylamine,5-tert-butyl-1,3,4-thiadiazole-2-ylamine,acmc-20aidm,enamine_005678,5-t-butyl-2-amino1,3,4-thiadiazole PubChem CID: 170170 IUPAC Name: 5-tert-butyl-1,3,4-thiadiazol-2-amine SMILES: CC(C)(C)C1=NN=C(N)S1

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Specifications

PubChem CID	170170
CAS	39222-73-6
Molecular Weight (g/mol)	157.24
MDL Number	MFCD00040403
SMILES	CC(C)(C)C1=NN=C(N)S1
Synonym	2-amino-5-tert-butyl-1,3,4-thiadiazole,buthidazolamine,5-tert-butyl-1,3,4-thiadiazol-2-amine,1,3,4-thiadiazol-2-amine, 5-1,1-dimethylethyl,unii-x53j1t94sn,5-tert-butyl-1,3,4 thiadiazol-2-ylamine,5-tert-butyl-1,3,4-thiadiazole-2-ylamine,acmc-20aidm,enamine_005678,5-t-butyl-2-amino1,3,4-thiadiazole
IUPAC Name	5-tert-butyl-1,3,4-thiadiazol-2-amine
InChI Key	ICXDPEFCLDSXLI-UHFFFAOYSA-N
Molecular Formula	C6H11N3S

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