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.

421 – 435 of 2,116 results

421

Quinoxaline, 98+%

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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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

422

2-Mercaptobenzothiazole, 97%

CAS: 149-30-4 Molecular Formula: C7H5NS2 Molecular Weight (g/mol): 167.244 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)	167.244
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

423

4-Benzylpyridine, 97+%

CAS: 2116-65-6 Molecular Formula: C12H11N Molecular Weight (g/mol): 169.23 MDL Number: MFCD00006443 InChI Key: DBOLXXRVIFGDTI-UHFFFAOYSA-N Synonym: pyridine, 4-phenylmethyl,pyridine, 4-benzyl,4-benzyl-pyridine,gamma-benzylpyridine,.gamma.-benzylpyridine,4-phenylmethyl pyridine,unii-1p29gqm0oh,1p29gqm0oh,4-benzyl pyridine,4-benzylpyridine PubChem CID: 16458 IUPAC Name: 4-benzylpyridine SMILES: C(C1=CC=CC=C1)C1=CC=NC=C1

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Specifications

PubChem CID	16458
CAS	2116-65-6
Molecular Weight (g/mol)	169.23
MDL Number	MFCD00006443
SMILES	C(C1=CC=CC=C1)C1=CC=NC=C1
Synonym	pyridine, 4-phenylmethyl,pyridine, 4-benzyl,4-benzyl-pyridine,gamma-benzylpyridine,.gamma.-benzylpyridine,4-phenylmethyl pyridine,unii-1p29gqm0oh,1p29gqm0oh,4-benzyl pyridine,4-benzylpyridine
IUPAC Name	4-benzylpyridine
InChI Key	DBOLXXRVIFGDTI-UHFFFAOYSA-N
Molecular Formula	C12H11N

424

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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Specifications

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

425

2-(2-Thienyl)pyridine, 97%

CAS: 3319-99-1 Molecular Formula: C9H7NS Molecular Weight (g/mol): 161.22 MDL Number: MFCD00044441 InChI Key: QLPKTAFPRRIFQX-UHFFFAOYSA-N Synonym: 2-2-thienyl pyridine,2-thiophen-2-yl pyridine,2-thien-2-ylpyridine,2-2-pyridyl thiophene,pyridine, 2-2-thienyl,thienyl pyridine,2-thienylpyridine,2-pyrid-2-ylthiophene,acmc-1cknd,2-thien-2-yl pyridine PubChem CID: 76832 IUPAC Name: 2-thiophen-2-ylpyridine SMILES: S1C=CC=C1C1=CC=CC=N1

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Specifications

PubChem CID	76832
CAS	3319-99-1
Molecular Weight (g/mol)	161.22
MDL Number	MFCD00044441
SMILES	S1C=CC=C1C1=CC=CC=N1
Synonym	2-2-thienyl pyridine,2-thiophen-2-yl pyridine,2-thien-2-ylpyridine,2-2-pyridyl thiophene,pyridine, 2-2-thienyl,thienyl pyridine,2-thienylpyridine,2-pyrid-2-ylthiophene,acmc-1cknd,2-thien-2-yl pyridine
IUPAC Name	2-thiophen-2-ylpyridine
InChI Key	QLPKTAFPRRIFQX-UHFFFAOYSA-N
Molecular Formula	C9H7NS

426

3,6-Di-2-pyridyl-1,2,4,5-tetrazine, 96%

CAS: 1671-87-0 Molecular Formula: C12H8N6 Molecular Weight (g/mol): 236.24 MDL Number: MFCD00121717 InChI Key: JFBIRMIEJBPDTQ-UHFFFAOYSA-N Synonym: 3,6-di pyridin-2-yl-1,2,4,5-tetrazine,3,6-di 2-pyridyl-1,2,4,5-tetrazine,3,6-di-2-pyridyl-1,2,4,5-tetrazine,3,6-di-2-pyridinyl-1,2,4,5-tetrazine,3,6-bis 2-pyridyl-1,2,4,5-tetrazine,bis pyridin-2-yl-1,2,4,5-tetrazine,3,6-bis 2-pyridinyl-1,2,4,5-tetrazine,bptz,acmc-209dvt,3,6-di-2-pyridyl-s-tetrazine PubChem CID: 315109 IUPAC Name: 3,6-dipyridin-2-yl-1,2,4,5-tetrazine SMILES: C1=CC=C(N=C1)C1=NN=C(N=N1)C1=CC=CC=N1

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Specifications

PubChem CID	315109
CAS	1671-87-0
Molecular Weight (g/mol)	236.24
MDL Number	MFCD00121717
SMILES	C1=CC=C(N=C1)C1=NN=C(N=N1)C1=CC=CC=N1
Synonym	3,6-di pyridin-2-yl-1,2,4,5-tetrazine,3,6-di 2-pyridyl-1,2,4,5-tetrazine,3,6-di-2-pyridyl-1,2,4,5-tetrazine,3,6-di-2-pyridinyl-1,2,4,5-tetrazine,3,6-bis 2-pyridyl-1,2,4,5-tetrazine,bis pyridin-2-yl-1,2,4,5-tetrazine,3,6-bis 2-pyridinyl-1,2,4,5-tetrazine,bptz,acmc-209dvt,3,6-di-2-pyridyl-s-tetrazine
IUPAC Name	3,6-dipyridin-2-yl-1,2,4,5-tetrazine
InChI Key	JFBIRMIEJBPDTQ-UHFFFAOYSA-N
Molecular Formula	C12H8N6

427

4,5-Dicyanoimidazole, 98+%

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

428

Tri(2-furyl)phosphine, 97%

CAS: 5518-52-5 Molecular Formula: C12H9O3P Molecular Weight (g/mol): 232.18 MDL Number: MFCD00151857 InChI Key: DLQYXUGCCKQSRJ-UHFFFAOYSA-N Synonym: tri 2-furyl phosphine,tri furan-2-yl phosphine,tri-2-furyl phosphine,tris furan-2-yl phosphane,tri-2-furylphosphine,tris 2-furyl phosphine,tri furan-2-yl phosphane,trifurylphosphine,tri fur-2-yl phosphane,tris 2-furanyl phosphine PubChem CID: 521585 IUPAC Name: tris(furan-2-yl)phosphane SMILES: O1C=CC=C1P(C1=CC=CO1)C1=CC=CO1

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Specifications

PubChem CID	521585
CAS	5518-52-5
Molecular Weight (g/mol)	232.18
MDL Number	MFCD00151857
SMILES	O1C=CC=C1P(C1=CC=CO1)C1=CC=CO1
Synonym	tri 2-furyl phosphine,tri furan-2-yl phosphine,tri-2-furyl phosphine,tris furan-2-yl phosphane,tri-2-furylphosphine,tris 2-furyl phosphine,tri furan-2-yl phosphane,trifurylphosphine,tri fur-2-yl phosphane,tris 2-furanyl phosphine
IUPAC Name	tris(furan-2-yl)phosphane
InChI Key	DLQYXUGCCKQSRJ-UHFFFAOYSA-N
Molecular Formula	C12H9O3P

429

4-(2-Thienyl)butyric acid, 98%

CAS: 4653-11-6 MDL Number: MFCD00005463

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Specifications

CAS	4653-11-6
MDL Number	MFCD00005463

430

5-Azaindole, 98%

CAS: 271-34-1 Molecular Formula: C7H6N2 Molecular Weight (g/mol): 118.139 MDL Number: MFCD00955936 InChI Key: SRSKXJVMVSSSHB-UHFFFAOYSA-N Synonym: 5-azaindole,1h-pyrrolo 3,2-c pyridine,1,5-diazaindene,3,7-dideazapurine,5-azindole,5h-pyrrolo 3,2-c pyridine,pyrrolo 3,2-c pyridine,5-aza indole,5-aza-indole PubChem CID: 9220 IUPAC Name: 1H-pyrrolo[3,2-c]pyridine SMILES: C1=CNC2=C1C=NC=C2

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Specifications

PubChem CID	9220
CAS	271-34-1
Molecular Weight (g/mol)	118.139
MDL Number	MFCD00955936
SMILES	C1=CNC2=C1C=NC=C2
Synonym	5-azaindole,1h-pyrrolo 3,2-c pyridine,1,5-diazaindene,3,7-dideazapurine,5-azindole,5h-pyrrolo 3,2-c pyridine,pyrrolo 3,2-c pyridine,5-aza indole,5-aza-indole
IUPAC Name	1H-pyrrolo[3,2-c]pyridine
InChI Key	SRSKXJVMVSSSHB-UHFFFAOYSA-N
Molecular Formula	C7H6N2

431

3,5-Pyrazoledicarboxylic acid monohydrate, 97%

CAS: 303180-11-2 Molecular Formula: C₅H₄N₂O₄·H₂O Molecular Weight (g/mol): 174.11 MDL Number: MFCD00149323 InChI Key: GLINCONFUZIMCN-UHFFFAOYSA-N Synonym: 3,5-pyrazoledicarboxylic acid,pyrazole-3,5-dicarboxylic acid,pyrazole-3,5-dicarboxylic acid monohydrate,3,5-pyrazol dicarboxylic acid,3,5-pyrazole dicarboxylic acid,zlchem 726,3,5-dicarboxypyrazole,acmc-20a0hc,ksc223c6j,3,5-pyrazole-dicarboxylic acid PubChem CID: 76559 SMILES: O.OC(=O)C1=CC(=NN1)C(O)=O

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PubChem CID	76559
CAS	303180-11-2
Molecular Weight (g/mol)	174.11
MDL Number	MFCD00149323
SMILES	O.OC(=O)C1=CC(=NN1)C(O)=O
Synonym	3,5-pyrazoledicarboxylic acid,pyrazole-3,5-dicarboxylic acid,pyrazole-3,5-dicarboxylic acid monohydrate,3,5-pyrazol dicarboxylic acid,3,5-pyrazole dicarboxylic acid,zlchem 726,3,5-dicarboxypyrazole,acmc-20a0hc,ksc223c6j,3,5-pyrazole-dicarboxylic acid
InChI Key	GLINCONFUZIMCN-UHFFFAOYSA-N
Molecular Formula	C₅H₄N₂O₄·H₂O

432

2,3-Dimethylquinoxaline, 97%

CAS: 2379-55-7 MDL Number: MFCD00006728 InChI Key: FKHNZQFCDGOQGV-UHFFFAOYSA-N PubChem CID: 16925 IUPAC Name: 2,3-dimethylquinoxaline SMILES: CC1=NC2=CC=CC=C2N=C1C

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PubChem CID	16925
CAS	2379-55-7
MDL Number	MFCD00006728
SMILES	CC1=NC2=CC=CC=C2N=C1C
IUPAC Name	2,3-dimethylquinoxaline
InChI Key	FKHNZQFCDGOQGV-UHFFFAOYSA-N

433

Pyrazinamide, 99%

CAS: 98-96-4 Molecular Formula: C₅H₅N₃O Molecular Weight (g/mol): 123.11 MDL Number: MFCD00006132 InChI Key: IPEHBUMCGVEMRF-UHFFFAOYSA-N Synonym: pyrazinamide,pyrazinecarboxamide,zinamide,pyrazinoic acid amide,2-pyrazinecarboxamide,aldinamide,aldinamid,pirazinamid,pyrazineamide,pyrafat PubChem CID: 1046 ChEBI: CHEBI:45285 IUPAC Name: pyrazine-2-carboxamide SMILES: C1=CN=C(C=N1)C(=O)N

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Specifications

PubChem CID	1046
CAS	98-96-4
Molecular Weight (g/mol)	123.11
ChEBI	CHEBI:45285
MDL Number	MFCD00006132
SMILES	C1=CN=C(C=N1)C(=O)N
Synonym	pyrazinamide,pyrazinecarboxamide,zinamide,pyrazinoic acid amide,2-pyrazinecarboxamide,aldinamide,aldinamid,pirazinamid,pyrazineamide,pyrafat
IUPAC Name	pyrazine-2-carboxamide
InChI Key	IPEHBUMCGVEMRF-UHFFFAOYSA-N
Molecular Formula	C₅H₅N₃O

434

Benzimidazole-5,6-dicarboxylic acid, 97%

CAS: 10351-75-4 Molecular Formula: C9H6N2O4 Molecular Weight (g/mol): 206.16 MDL Number: MFCD03093058 InChI Key: PIPQOFRJDBZPFR-UHFFFAOYSA-N Synonym: benzimidazole-5,6-dicarboxylic acid,1h-benzo d imidazole-5,6-dicarboxylic acid,1h-1,3-benzodiazole-5,6-dicarboxylic acid,1h-benzoimidazole-5,6-dicarboxylic,1h-benzoimidazole-5,6-dicarboxylic acid,acmc-1bsyc,5,6-benzimidazoledicarboxylic acid,benzo d imidazole-5,6-dicarboxylic acid PubChem CID: 7023591 IUPAC Name: 1H-benzimidazole-5,6-dicarboxylic acid SMILES: OC(=O)C1=C(C=C2N=CNC2=C1)C(O)=O

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Specifications

PubChem CID	7023591
CAS	10351-75-4
Molecular Weight (g/mol)	206.16
MDL Number	MFCD03093058
SMILES	OC(=O)C1=C(C=C2N=CNC2=C1)C(O)=O
Synonym	benzimidazole-5,6-dicarboxylic acid,1h-benzo d imidazole-5,6-dicarboxylic acid,1h-1,3-benzodiazole-5,6-dicarboxylic acid,1h-benzoimidazole-5,6-dicarboxylic,1h-benzoimidazole-5,6-dicarboxylic acid,acmc-1bsyc,5,6-benzimidazoledicarboxylic acid,benzo d imidazole-5,6-dicarboxylic acid
IUPAC Name	1H-benzimidazole-5,6-dicarboxylic acid
InChI Key	PIPQOFRJDBZPFR-UHFFFAOYSA-N
Molecular Formula	C9H6N2O4

435

3-Furaldehyde diethyl acetal, 98%, Thermo Scientific Chemicals

CAS: 216144-29-5 Molecular Formula: C9H14O3 Molecular Weight (g/mol): 170.21 MDL Number: MFCD01318151 InChI Key: MTZMXGCDOYBCPN-UHFFFAOYSA-N Synonym: 3-diethoxymethyl furan,3-furaldehyde diethyl acetal,furan,3-diethoxymethyl,diethoxy-3-furylmethane,acmc-1ckie PubChem CID: 7006657 IUPAC Name: 3-(diethoxymethyl)furan SMILES: CCOC(OCC)C1=COC=C1

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Specifications

PubChem CID	7006657
CAS	216144-29-5
Molecular Weight (g/mol)	170.21
MDL Number	MFCD01318151
SMILES	CCOC(OCC)C1=COC=C1
Synonym	3-diethoxymethyl furan,3-furaldehyde diethyl acetal,furan,3-diethoxymethyl,diethoxy-3-furylmethane,acmc-1ckie
IUPAC Name	3-(diethoxymethyl)furan
InChI Key	MTZMXGCDOYBCPN-UHFFFAOYSA-N
Molecular Formula	C9H14O3

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