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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436 – 450 of 2,303 results

436

MilliporeSigma™ Imidazole, Molecular biology grade, OmniPur™, Calbiochem™,

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

437

2-Thiopheneacetic acid, 98%

CAS: 1918-77-0 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
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

438

2,5-Dimethylpyrazine, Spectrum™ Chemical

CAS: 123-32-0

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CAS	123-32-0

439

Furfuryl alcohol, 98%

CAS: 98-00-0 Molecular Formula: C5H6O2 Molecular Weight (g/mol): 98.101 MDL Number: MFCD00003252 InChI Key: XPFVYQJUAUNWIW-UHFFFAOYSA-N Synonym: furfuryl alcohol,2-furanmethanol,2-furylmethanol,2-furancarbinol,2-furylcarbinol,furfuranol,2-furanylmethanol,furfural alcohol,2-furfuryl alcohol,5-hydroxymethylfuran PubChem CID: 7361 ChEBI: CHEBI:207496 IUPAC Name: furan-2-ylmethanol SMILES: C1=COC(=C1)CO

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PubChem CID	7361
CAS	98-00-0
Molecular Weight (g/mol)	98.101
ChEBI	CHEBI:207496
MDL Number	MFCD00003252
SMILES	C1=COC(=C1)CO
Synonym	furfuryl alcohol,2-furanmethanol,2-furylmethanol,2-furancarbinol,2-furylcarbinol,furfuranol,2-furanylmethanol,furfural alcohol,2-furfuryl alcohol,5-hydroxymethylfuran
IUPAC Name	furan-2-ylmethanol
InChI Key	XPFVYQJUAUNWIW-UHFFFAOYSA-N
Molecular Formula	C5H6O2

440

3-n-Octylthiophene, 97%

CAS: 65016-62-8 Molecular Formula: C12H20S Molecular Weight (g/mol): 196.352 MDL Number: MFCD00085281 InChI Key: WQYWXQCOYRZFAV-UHFFFAOYSA-N Synonym: 3-n-octylthiophene,thiophene, 3-octyl,acmc-1bfcd,3-octylthiophene,ksc491i4b,bidd:gt0691 PubChem CID: 566852 IUPAC Name: 3-octylthiophene SMILES: CCCCCCCCC1=CSC=C1

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PubChem CID	566852
CAS	65016-62-8
Molecular Weight (g/mol)	196.352
MDL Number	MFCD00085281
SMILES	CCCCCCCCC1=CSC=C1
Synonym	3-n-octylthiophene,thiophene, 3-octyl,acmc-1bfcd,3-octylthiophene,ksc491i4b,bidd:gt0691
IUPAC Name	3-octylthiophene
InChI Key	WQYWXQCOYRZFAV-UHFFFAOYSA-N
Molecular Formula	C12H20S

441

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

CAS: 17635-45-9 Molecular Formula: C9H9N3 Molecular Weight (g/mol): 159.192 MDL Number: MFCD00626298 InChI Key: CSFIQHZIFKIQNO-UHFFFAOYSA-N Synonym: 4-1h-pyrazol-1-yl aniline,4-pyrazol-1-yl-phenylamine,4-1-pyrazolyl aniline,1-4-aminophenyl pyrazole,4-pyrazol-1-yl aniline,4-1h-pyrazol-1-yl benzenamine,benzenamine, 4-1h-pyrazol-1-yl,4-1h-pyrazol-1-yl-phenylamine,4-pyrazolylphenylamine,1-p-aminophenylpyrazole PubChem CID: 594274 IUPAC Name: 4-pyrazol-1-ylaniline SMILES: C1=CN(N=C1)C2=CC=C(C=C2)N

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PubChem CID	594274
CAS	17635-45-9
Molecular Weight (g/mol)	159.192
MDL Number	MFCD00626298
SMILES	C1=CN(N=C1)C2=CC=C(C=C2)N
Synonym	4-1h-pyrazol-1-yl aniline,4-pyrazol-1-yl-phenylamine,4-1-pyrazolyl aniline,1-4-aminophenyl pyrazole,4-pyrazol-1-yl aniline,4-1h-pyrazol-1-yl benzenamine,benzenamine, 4-1h-pyrazol-1-yl,4-1h-pyrazol-1-yl-phenylamine,4-pyrazolylphenylamine,1-p-aminophenylpyrazole
IUPAC Name	4-pyrazol-1-ylaniline
InChI Key	CSFIQHZIFKIQNO-UHFFFAOYSA-N
Molecular Formula	C9H9N3

442

2,3,5-Trimethylfuran, 99%

CAS: 10504-04-8 Molecular Formula: C7H10O Molecular Weight (g/mol): 110.16 MDL Number: MFCD03931179 InChI Key: NJXZFRUNHWKHEC-UHFFFAOYSA-N Synonym: furan, 2,3,5-trimethyl,2,3,5-trimethyl-furan,furan,2,3,5-trimethyl PubChem CID: 517859 IUPAC Name: 2,3,5-trimethylfuran SMILES: CC1=CC(C)=C(C)O1

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PubChem CID	517859
CAS	10504-04-8
Molecular Weight (g/mol)	110.16
MDL Number	MFCD03931179
SMILES	CC1=CC(C)=C(C)O1
Synonym	furan, 2,3,5-trimethyl,2,3,5-trimethyl-furan,furan,2,3,5-trimethyl
IUPAC Name	2,3,5-trimethylfuran
InChI Key	NJXZFRUNHWKHEC-UHFFFAOYSA-N
Molecular Formula	C7H10O

443

5-Azabenzimidazole, 98%, Thermo Scientific Chemicals

CAS: 272-97-9 Molecular Formula: C6H5N3 Molecular Weight (g/mol): 119.13 MDL Number: MFCD00051808 InChI Key: UBOOKRVGOBKDMM-UHFFFAOYSA-N Synonym: 3h-imidazo 4,5-c pyridine,1h-imidazo 4,5-c pyridine,5-azabenzimidazole,3,5-diazaindole,5h-imidazo 4,5-c pyridine,imidazo 4,5-c pyridine,5-aza-1h-benzoimidazole,5-aza-benzimidazole PubChem CID: 9227 IUPAC Name: 3H-imidazo[4,5-c]pyridine SMILES: N1C=NC2=CC=NC=C12

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PubChem CID	9227
CAS	272-97-9
Molecular Weight (g/mol)	119.13
MDL Number	MFCD00051808
SMILES	N1C=NC2=CC=NC=C12
Synonym	3h-imidazo 4,5-c pyridine,1h-imidazo 4,5-c pyridine,5-azabenzimidazole,3,5-diazaindole,5h-imidazo 4,5-c pyridine,imidazo 4,5-c pyridine,5-aza-1h-benzoimidazole,5-aza-benzimidazole
IUPAC Name	3H-imidazo[4,5-c]pyridine
InChI Key	UBOOKRVGOBKDMM-UHFFFAOYSA-N
Molecular Formula	C6H5N3

444

1-Phenyl-1H-pyrazole, 98%

CAS: 1126-00-7 Molecular Formula: C9H8N2 Molecular Weight (g/mol): 144.18 MDL Number: MFCD00003112 InChI Key: WITMXBRCQWOZPX-UHFFFAOYSA-N Synonym: 1-phenyl-1h-pyrazole,n-phenylpyrazole,1h-pyrazole, 1-phenyl,pyrazole, 1-phenyl,1-phenylpyrazol,n-phenyl pyrazole,1-phenyl pyrazole,1-phenyl-pyrazole,1-phenyl-1h-pyrazol,l-phenyl-1h-pyrazole PubChem CID: 70769 ChEBI: CHEBI:38879 IUPAC Name: 1-phenylpyrazole SMILES: C1=CN(N=C1)C1=CC=CC=C1

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PubChem CID	70769
CAS	1126-00-7
Molecular Weight (g/mol)	144.18
ChEBI	CHEBI:38879
MDL Number	MFCD00003112
SMILES	C1=CN(N=C1)C1=CC=CC=C1
Synonym	1-phenyl-1h-pyrazole,n-phenylpyrazole,1h-pyrazole, 1-phenyl,pyrazole, 1-phenyl,1-phenylpyrazol,n-phenyl pyrazole,1-phenyl pyrazole,1-phenyl-pyrazole,1-phenyl-1h-pyrazol,l-phenyl-1h-pyrazole
IUPAC Name	1-phenylpyrazole
InChI Key	WITMXBRCQWOZPX-UHFFFAOYSA-N
Molecular Formula	C9H8N2

445

3-Thiophenemethanol, 97%

CAS: 71637-34-8 Molecular Formula: C5H6OS Molecular Weight (g/mol): 114.16 MDL Number: MFCD00014534 InChI Key: BOWIFWCBNWWZOG-UHFFFAOYSA-N Synonym: 3-thiophenemethanol,3-thienylmethanol,thiophene-3-methanol,3-thiophene methanol,3-hydroxymethylthiophene,thien-3-ylmethanol,thiophen-3-yl methanol,3-thienylmethan-1-ol,3-hydroxymethyl thiophene,3-thiophenylmethanol PubChem CID: 123570 SMILES: OCC1=CSC=C1

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PubChem CID	123570
CAS	71637-34-8
Molecular Weight (g/mol)	114.16
MDL Number	MFCD00014534
SMILES	OCC1=CSC=C1
Synonym	3-thiophenemethanol,3-thienylmethanol,thiophene-3-methanol,3-thiophene methanol,3-hydroxymethylthiophene,thien-3-ylmethanol,thiophen-3-yl methanol,3-thienylmethan-1-ol,3-hydroxymethyl thiophene,3-thiophenylmethanol
InChI Key	BOWIFWCBNWWZOG-UHFFFAOYSA-N
Molecular Formula	C5H6OS

446

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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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

447

Nitron, For Spectrophotometric Det. of Nitrate and Perchlorate, ≥97.0%, MilliporeSigma™ Supelco™

MDL Number: MFCD00005174 Synonym: 1,4-Diphenyl-3-phenylamino-1,2,4-triazolium hydroxide inner salt; 3,5,6-Triphenyl-2,3,5,6-tetraazabicyclo[2.1.1 ]hex-1-ene; 4,5-Dihydro-2,4-diphenyl-5-(phenylimino)-1 H-1,2,4-triazolium hydroxide inner salt

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MDL Number	MFCD00005174
Synonym	1,4-Diphenyl-3-phenylamino-1,2,4-triazolium hydroxide inner salt; 3,5,6-Triphenyl-2,3,5,6-tetraazabicyclo[2.1.1 ]hex-1-ene; 4,5-Dihydro-2,4-diphenyl-5-(phenylimino)-1 H-1,2,4-triazolium hydroxide inner salt

448

5-Methylquinoxaline, 98%

CAS: 13708-12-8 Molecular Formula: C9H8N2 Molecular Weight (g/mol): 144.177 MDL Number: MFCD00012335 InChI Key: CQLOYHZZZCWHSG-UHFFFAOYSA-N Synonym: quinoxaline, 5-methyl,unii-l0ad7t152g,5-methyl quinoxaline,fema no. 3203,8-methylquinoxaline,5-methyl-quinoxaline,acmc-209caq,5-methylquinoxaline,dsstox_cid_27090 PubChem CID: 61670 IUPAC Name: 5-methylquinoxaline SMILES: CC1=C2C(=CC=C1)N=CC=N2

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PubChem CID	61670
CAS	13708-12-8
Molecular Weight (g/mol)	144.177
MDL Number	MFCD00012335
SMILES	CC1=C2C(=CC=C1)N=CC=N2
Synonym	quinoxaline, 5-methyl,unii-l0ad7t152g,5-methyl quinoxaline,fema no. 3203,8-methylquinoxaline,5-methyl-quinoxaline,acmc-209caq,5-methylquinoxaline,dsstox_cid_27090
IUPAC Name	5-methylquinoxaline
InChI Key	CQLOYHZZZCWHSG-UHFFFAOYSA-N
Molecular Formula	C9H8N2

449

Sulfur trioxide-pyridine complex, 98%, active SO3 ca 48-50%

CAS: 26412-87-3 Molecular Formula: C5H5NO3S Molecular Weight (g/mol): 159.16 MDL Number: MFCD00012437 InChI Key: UDYFLDICVHJSOY-UHFFFAOYSA-N Synonym: pyridine sulfur trioxide,sulfur trioxide pyridine complex,pyridine; sulfur trioxide,pyridine sulfotrioxide,pyridine compound with sulfur trioxide 1:1,sulfur trioxide, compd. with pyridine,pyridine-sulfur trioxide complex,active sulfure trioxide,sulfur trioxide-pyridine,pyridine-sulfur trioxide PubChem CID: 168533 SMILES: O=S(=O)=O.C1=CC=NC=C1

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PubChem CID	168533
CAS	26412-87-3
Molecular Weight (g/mol)	159.16
MDL Number	MFCD00012437
SMILES	O=S(=O)=O.C1=CC=NC=C1
Synonym	pyridine sulfur trioxide,sulfur trioxide pyridine complex,pyridine; sulfur trioxide,pyridine sulfotrioxide,pyridine compound with sulfur trioxide 1:1,sulfur trioxide, compd. with pyridine,pyridine-sulfur trioxide complex,active sulfure trioxide,sulfur trioxide-pyridine,pyridine-sulfur trioxide
InChI Key	UDYFLDICVHJSOY-UHFFFAOYSA-N
Molecular Formula	C5H5NO3S

450

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

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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

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