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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226 – 240 of 2,301 results

226

3,5-Diphenylpyrazole, 99%

CAS: 1145-01-3 Molecular Formula: C15H12N2 Molecular Weight (g/mol): 220.28 MDL Number: MFCD00039675 InChI Key: JXHKUYQCEJILEI-UHFFFAOYSA-N Synonym: 3,5-diphenylpyrazole,1h-pyrazole, 3,5-diphenyl,pyrazole, 3,5-diphenyl,pyrazole,5-diphenyl,acmc-1bufo,1h-pyrazole,5-diphenyl,cbmicro_048085,3,5-diphenyl pyrazole,3,5-diphenyl-1h-pyrazole 5g PubChem CID: 70840 IUPAC Name: 3,5-diphenyl-1H-pyrazole SMILES: N1N=C(C=C1C1=CC=CC=C1)C1=CC=CC=C1

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Specifications

PubChem CID	70840
CAS	1145-01-3
Molecular Weight (g/mol)	220.28
MDL Number	MFCD00039675
SMILES	N1N=C(C=C1C1=CC=CC=C1)C1=CC=CC=C1
Synonym	3,5-diphenylpyrazole,1h-pyrazole, 3,5-diphenyl,pyrazole, 3,5-diphenyl,pyrazole,5-diphenyl,acmc-1bufo,1h-pyrazole,5-diphenyl,cbmicro_048085,3,5-diphenyl pyrazole,3,5-diphenyl-1h-pyrazole 5g
IUPAC Name	3,5-diphenyl-1H-pyrazole
InChI Key	JXHKUYQCEJILEI-UHFFFAOYSA-N
Molecular Formula	C15H12N2

227

Di-2-pyridyl thionocarbonate, 97%

CAS: 96989-50-3 Molecular Formula: C₁₁H₈N₂O₂S Molecular Weight (g/mol): 232.26 MDL Number: MFCD00074870 InChI Key: IKYOVSVBLHGFMA-UHFFFAOYSA-N Synonym: di-2-pyridyl thionocarbonate,o,o-di pyridin-2-yl carbonothioate,o,o'-di-2-pyridyl thiocarbonate,o,o-dipyridin-2-yl carbonothioate,di 2-pyridyl thionocarbonate,carbonothioic acid, o,o-di-2-pyridinyl ester,di 2-pyridyloxy methane-1-thione,o,o-dipyridin-2-yl thiocarbonate,bis pyridin-2-yloxy methanethione,di-2-pyridyl thiocarbomate PubChem CID: 719784 IUPAC Name: dipyridin-2-yloxymethanethione SMILES: C1=CC=NC(=C1)OC(=S)OC2=CC=CC=N2

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Specifications

PubChem CID	719784
CAS	96989-50-3
Molecular Weight (g/mol)	232.26
MDL Number	MFCD00074870
SMILES	C1=CC=NC(=C1)OC(=S)OC2=CC=CC=N2
Synonym	di-2-pyridyl thionocarbonate,o,o-di pyridin-2-yl carbonothioate,o,o'-di-2-pyridyl thiocarbonate,o,o-dipyridin-2-yl carbonothioate,di 2-pyridyl thionocarbonate,carbonothioic acid, o,o-di-2-pyridinyl ester,di 2-pyridyloxy methane-1-thione,o,o-dipyridin-2-yl thiocarbonate,bis pyridin-2-yloxy methanethione,di-2-pyridyl thiocarbomate
IUPAC Name	dipyridin-2-yloxymethanethione
InChI Key	IKYOVSVBLHGFMA-UHFFFAOYSA-N
Molecular Formula	C₁₁H₈N₂O₂S

228

2,5-Dimethylpyrazine, 99%

CAS: 123-32-0 Molecular Formula: C6H8N2 Molecular Weight (g/mol): 108.144 MDL Number: MFCD00006147 InChI Key: LCZUOKDVTBMCMX-UHFFFAOYSA-N Synonym: 2,5-dimethyl pyrazine,pyrazine, 2,5-dimethyl,2,5-dimethylpiazine,2,5-dimethyl-1,4-diazine,2,5-dimethylparadiazine,2,5-dimethyl-pyrazine,unii-v99y0muy1q,fema no. 3272,ccris 2929,natural PubChem CID: 31252 IUPAC Name: 2,5-dimethylpyrazine SMILES: CC1=CN=C(C=N1)C

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Specifications

PubChem CID	31252
CAS	123-32-0
Molecular Weight (g/mol)	108.144
MDL Number	MFCD00006147
SMILES	CC1=CN=C(C=N1)C
Synonym	2,5-dimethyl pyrazine,pyrazine, 2,5-dimethyl,2,5-dimethylpiazine,2,5-dimethyl-1,4-diazine,2,5-dimethylparadiazine,2,5-dimethyl-pyrazine,unii-v99y0muy1q,fema no. 3272,ccris 2929,natural
IUPAC Name	2,5-dimethylpyrazine
InChI Key	LCZUOKDVTBMCMX-UHFFFAOYSA-N
Molecular Formula	C6H8N2

229

6-Methylbenzimidazole-5-carboxylic acid hydrochloride, 97%

CAS: 10351-76-5 Molecular Formula: C9H9ClN2O2 Molecular Weight (g/mol): 212.633 MDL Number: MFCD09909565 InChI Key: QCJPDBNTTAJIRH-UHFFFAOYSA-N Synonym: 6-methyl-1h-1,3-benzodiazole-5-carboxylic acid,6-methyl-5-benzimidazole carboxylic acid,1h-benzimidazole-5-carboxylic acid,6-methyl,1h-benzimidazole-5-carboxylicacid, 6-methyl,1h-benzimidazole-6-carboxylicacid, 5-methyl,5-methyl-3h-benzoimidazole-6-carboxylic acid,5-methyl-1h-benzo d imidazole-6-carboxylic acid,1h-benzimidazole-5-carboxylic acid, 6-methyl-9ci PubChem CID: 45925698 IUPAC Name: 6-methyl-1H-benzimidazole-5-carboxylic acid;hydrochloride SMILES: CC1=CC2=C(C=C1C(=O)O)N=CN2.Cl

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Specifications

PubChem CID	45925698
CAS	10351-76-5
Molecular Weight (g/mol)	212.633
MDL Number	MFCD09909565
SMILES	CC1=CC2=C(C=C1C(=O)O)N=CN2.Cl
Synonym	6-methyl-1h-1,3-benzodiazole-5-carboxylic acid,6-methyl-5-benzimidazole carboxylic acid,1h-benzimidazole-5-carboxylic acid,6-methyl,1h-benzimidazole-5-carboxylicacid, 6-methyl,1h-benzimidazole-6-carboxylicacid, 5-methyl,5-methyl-3h-benzoimidazole-6-carboxylic acid,5-methyl-1h-benzo d imidazole-6-carboxylic acid,1h-benzimidazole-5-carboxylic acid, 6-methyl-9ci
IUPAC Name	6-methyl-1H-benzimidazole-5-carboxylic acid;hydrochloride
InChI Key	QCJPDBNTTAJIRH-UHFFFAOYSA-N
Molecular Formula	C9H9ClN2O2

230

4-(2-Furyl)-3-buten-2-one, cis + trans, 98%

CAS: 623-15-4 Molecular Formula: C8H8O2 Molecular Weight (g/mol): 136.15 MDL Number: MFCD00039566 InChI Key: GBKGJMYPQZODMI-SNAWJCMRSA-N Synonym: furfurylideneacetone,4-2-furyl-3-buten-2-one,3-buten-2-one, 4-2-furanyl,fam polymer,oramin r,furfural acetone,oramin special gr,furfuralacetone polymer,polyfurfurylidineacetone,furfuralacetone PubChem CID: 735940 IUPAC Name: (E)-4-(furan-2-yl)but-3-en-2-one SMILES: CC(=O)C=CC1=CC=CO1

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Specifications

PubChem CID	735940
CAS	623-15-4
Molecular Weight (g/mol)	136.15
MDL Number	MFCD00039566
SMILES	CC(=O)C=CC1=CC=CO1
Synonym	furfurylideneacetone,4-2-furyl-3-buten-2-one,3-buten-2-one, 4-2-furanyl,fam polymer,oramin r,furfural acetone,oramin special gr,furfuralacetone polymer,polyfurfurylidineacetone,furfuralacetone
IUPAC Name	(E)-4-(furan-2-yl)but-3-en-2-one
InChI Key	GBKGJMYPQZODMI-SNAWJCMRSA-N
Molecular Formula	C8H8O2

231

2,3-Dimethylquinoxaline, 97%

CAS: 2379-55-7 Molecular Formula: C10H10N2 Molecular Weight (g/mol): 158.204 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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Specifications

PubChem CID	16925
CAS	2379-55-7
Molecular Weight (g/mol)	158.204
MDL Number	MFCD00006728
SMILES	CC1=NC2=CC=CC=C2N=C1C
IUPAC Name	2,3-dimethylquinoxaline
InChI Key	FKHNZQFCDGOQGV-UHFFFAOYSA-N
Molecular Formula	C10H10N2

232

Benzo[b]thiophene, 98+%

CAS: 95-15-8 Molecular Formula: C8H6S Molecular Weight (g/mol): 134.196 MDL Number: MFCD00005864 InChI Key: FCEHBMOGCRZNNI-UHFFFAOYSA-N Synonym: benzo b thiophene,thianaphthene,benzothiophene,benzothiofuran,thionaphthene,1-thiaindene,thianaphthen,benzothiophen,thianaphtene,1-benzothiophen PubChem CID: 7221 ChEBI: CHEBI:35858 IUPAC Name: 1-benzothiophene SMILES: C1=CC=C2C(=C1)C=CS2

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Specifications

PubChem CID	7221
CAS	95-15-8
Molecular Weight (g/mol)	134.196
ChEBI	CHEBI:35858
MDL Number	MFCD00005864
SMILES	C1=CC=C2C(=C1)C=CS2
Synonym	benzo b thiophene,thianaphthene,benzothiophene,benzothiofuran,thionaphthene,1-thiaindene,thianaphthen,benzothiophen,thianaphtene,1-benzothiophen
IUPAC Name	1-benzothiophene
InChI Key	FCEHBMOGCRZNNI-UHFFFAOYSA-N
Molecular Formula	C8H6S

233

2-n-Butylfuran, 98%

CAS: 4466-24-4 Molecular Formula: C8H12O Molecular Weight (g/mol): 124.183 MDL Number: MFCD00047071 InChI Key: NWZIYQNUCXUJJJ-UHFFFAOYSA-N Synonym: furan, 2-butyl,2-n-butyl furan,2-n-butylfuran,unii-81jv9zyk0d,81jv9zyk0d,2-butyl furan,2-butyl-furan,2-but-1-yl fura,2-but-1-yl furan,1-fur-2-yl butane PubChem CID: 20534 IUPAC Name: 2-butylfuran SMILES: CCCCC1=CC=CO1

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Specifications

PubChem CID	20534
CAS	4466-24-4
Molecular Weight (g/mol)	124.183
MDL Number	MFCD00047071
SMILES	CCCCC1=CC=CO1
Synonym	furan, 2-butyl,2-n-butyl furan,2-n-butylfuran,unii-81jv9zyk0d,81jv9zyk0d,2-butyl furan,2-butyl-furan,2-but-1-yl fura,2-but-1-yl furan,1-fur-2-yl butane
IUPAC Name	2-butylfuran
InChI Key	NWZIYQNUCXUJJJ-UHFFFAOYSA-N
Molecular Formula	C8H12O

234

2,3-Diphenylquinoxaline, 98+%

CAS: 1684-14-6 Molecular Formula: C20H14N2 Molecular Weight (g/mol): 282.346 MDL Number: MFCD00014659 InChI Key: RSNQVABHABAKEZ-UHFFFAOYSA-N PubChem CID: 74311 IUPAC Name: 2,3-diphenylquinoxaline SMILES: C1=CC=C(C=C1)C2=NC3=CC=CC=C3N=C2C4=CC=CC=C4

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Specifications

PubChem CID	74311
CAS	1684-14-6
Molecular Weight (g/mol)	282.346
MDL Number	MFCD00014659
SMILES	C1=CC=C(C=C1)C2=NC3=CC=CC=C3N=C2C4=CC=CC=C4
IUPAC Name	2,3-diphenylquinoxaline
InChI Key	RSNQVABHABAKEZ-UHFFFAOYSA-N
Molecular Formula	C20H14N2

235

3-(1h-1,2,4-Triazol-1-yl)aniline, 90%, Thermo Scientific™

CAS: 176032-78-3 Molecular Formula: C8H8N4 Molecular Weight (g/mol): 160.18 InChI Key: QOHJDIAWBVPZFL-UHFFFAOYSA-N PubChem CID: 23503656 IUPAC Name: 3-(1,2,4-triazol-1-yl)aniline SMILES: C1=CC(=CC(=C1)N)N2C=NC=N2

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Specifications

PubChem CID	23503656
CAS	176032-78-3
Molecular Weight (g/mol)	160.18
SMILES	C1=CC(=CC(=C1)N)N2C=NC=N2
IUPAC Name	3-(1,2,4-triazol-1-yl)aniline
InChI Key	QOHJDIAWBVPZFL-UHFFFAOYSA-N
Molecular Formula	C8H8N4

236

4-Methylthiazole, 99%

CAS: 693-95-8 Molecular Formula: C4H5NS Molecular Weight (g/mol): 99.15 MDL Number: MFCD00005340 InChI Key: QMHIMXFNBOYPND-UHFFFAOYSA-N Synonym: 4-methylthiazole,thiazole, 4-methyl,4-methyl thiazole,4-methyl-thiazole,fema no. 3716,4-methyl-5h-1,3-thiazole,4-methyithiazole,methylthiazole, 4,pubchem23683 PubChem CID: 12748 ChEBI: CHEBI:35626 IUPAC Name: 4-methyl-1,3-thiazole SMILES: CC1=CSC=N1

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Specifications

PubChem CID	12748
CAS	693-95-8
Molecular Weight (g/mol)	99.15
ChEBI	CHEBI:35626
MDL Number	MFCD00005340
SMILES	CC1=CSC=N1
Synonym	4-methylthiazole,thiazole, 4-methyl,4-methyl thiazole,4-methyl-thiazole,fema no. 3716,4-methyl-5h-1,3-thiazole,4-methyithiazole,methylthiazole, 4,pubchem23683
IUPAC Name	4-methyl-1,3-thiazole
InChI Key	QMHIMXFNBOYPND-UHFFFAOYSA-N
Molecular Formula	C4H5NS

237

1,2-Bis(4-pyridyl)ethylene, MP Biomedicals

CAS: 13362-78-2 Molecular Formula: C12H10N2 Molecular Weight (g/mol): 182.226 InChI Key: MGFJDEHFNMWYBD-OWOJBTEDSA-N Synonym: 4,4'-vinylenedipyridine,1,2-di 4-pyridyl ethylene,1,2-bis 4-pyridyl ethylene,1,2-di pyridin-4-yl ethene,trans-1,2-bis 4-pyridyl ethylene,1,2-di-4-pyridylethene,e-1,2-di pyridin-4-yl ethene,pyridine, 4,4'-1e-1,2-ethenediylbis,4-4-pyridylvinyl pyridine,pyridine, 4,4'-1,2-ethenediyl bis-, e PubChem CID: 776222 IUPAC Name: 4-[(E)-2-pyridin-4-ylethenyl]pyridine SMILES: C1=CN=CC=C1C=CC2=CC=NC=C2

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Specifications

PubChem CID	776222
CAS	13362-78-2
Molecular Weight (g/mol)	182.226
SMILES	C1=CN=CC=C1C=CC2=CC=NC=C2
Synonym	4,4'-vinylenedipyridine,1,2-di 4-pyridyl ethylene,1,2-bis 4-pyridyl ethylene,1,2-di pyridin-4-yl ethene,trans-1,2-bis 4-pyridyl ethylene,1,2-di-4-pyridylethene,e-1,2-di pyridin-4-yl ethene,pyridine, 4,4'-1e-1,2-ethenediylbis,4-4-pyridylvinyl pyridine,pyridine, 4,4'-1,2-ethenediyl bis-, e
IUPAC Name	4-[(E)-2-pyridin-4-ylethenyl]pyridine
InChI Key	MGFJDEHFNMWYBD-OWOJBTEDSA-N
Molecular Formula	C12H10N2

238

Pyridazine, 98+%

CAS: 289-80-5 Molecular Formula: C4H4N2 Molecular Weight (g/mol): 80.09 MDL Number: MFCD00006463 InChI Key: PBMFSQRYOILNGV-UHFFFAOYSA-N Synonym: orthodiazine,1,2-diazine,o-diazine,1,2-diazabenzene,pyridazin,1,2-diazin,oizine,pyridazine,pubchem17789,acmc-209h5x PubChem CID: 9259 ChEBI: CHEBI:30954 IUPAC Name: pyridazine SMILES: C1=CC=NN=C1

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Specifications

PubChem CID	9259
CAS	289-80-5
Molecular Weight (g/mol)	80.09
ChEBI	CHEBI:30954
MDL Number	MFCD00006463
SMILES	C1=CC=NN=C1
Synonym	orthodiazine,1,2-diazine,o-diazine,1,2-diazabenzene,pyridazin,1,2-diazin,oizine,pyridazine,pubchem17789,acmc-209h5x
IUPAC Name	pyridazine
InChI Key	PBMFSQRYOILNGV-UHFFFAOYSA-N
Molecular Formula	C4H4N2

239

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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240

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

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