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.

346 – 360 of 2,116 results

346

3-Thien-2-ylbenzonitrile 97+%, Thermo Scientific™

CAS: 380626-35-7 Molecular Formula: C11H7NS Molecular Weight (g/mol): 185.24 MDL Number: MFCD02323389 InChI Key: DIILPQRSOQWSCU-UHFFFAOYSA-N Synonym: 3-thien-2-ylbenzonitrile,3-thiophen-2-yl benzonitrile,3-2-thienyl benzonitrile,3-thiophen-2-yl-benzonitrile,3-2-thienyl benzenecarbonitrile PubChem CID: 4645033 IUPAC Name: 3-thiophen-2-ylbenzonitrile SMILES: N#CC1=CC(=CC=C1)C1=CC=CS1

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Specifications

PubChem CID	4645033
CAS	380626-35-7
Molecular Weight (g/mol)	185.24
MDL Number	MFCD02323389
SMILES	N#CC1=CC(=CC=C1)C1=CC=CS1
Synonym	3-thien-2-ylbenzonitrile,3-thiophen-2-yl benzonitrile,3-2-thienyl benzonitrile,3-thiophen-2-yl-benzonitrile,3-2-thienyl benzenecarbonitrile
IUPAC Name	3-thiophen-2-ylbenzonitrile
InChI Key	DIILPQRSOQWSCU-UHFFFAOYSA-N
Molecular Formula	C11H7NS

347

3-(1-methyl-1H-pyrazol-3-yl)aniline, 97+%, Thermo Scientific™

CAS: 175202-37-6 Molecular Formula: C10H11N3 Molecular Weight (g/mol): 173.219 InChI Key: ZRXOZSROZJGRRH-UHFFFAOYSA-N Synonym: 3-1-methyl-1h-pyrazol-3-yl aniline,3-1-methylpyrazol-3-yl aniline,3-1-methyl-1h-pyrazol-3-yl-phenylamine,benzenamine, 3-1-methyl-1h-pyrazol-3-yl,3-1-methylpyrazol-3-yl phenylamine,3-1-methyl-1h-pyrazol-3-yl phenylamine,3-3-aminophenyl-1-methyl-1h-pyrazole PubChem CID: 2735396 IUPAC Name: 3-(1-methylpyrazol-3-yl)aniline SMILES: CN1C=CC(=N1)C2=CC(=CC=C2)N

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Specifications

PubChem CID	2735396
CAS	175202-37-6
Molecular Weight (g/mol)	173.219
SMILES	CN1C=CC(=N1)C2=CC(=CC=C2)N
Synonym	3-1-methyl-1h-pyrazol-3-yl aniline,3-1-methylpyrazol-3-yl aniline,3-1-methyl-1h-pyrazol-3-yl-phenylamine,benzenamine, 3-1-methyl-1h-pyrazol-3-yl,3-1-methylpyrazol-3-yl phenylamine,3-1-methyl-1h-pyrazol-3-yl phenylamine,3-3-aminophenyl-1-methyl-1h-pyrazole
IUPAC Name	3-(1-methylpyrazol-3-yl)aniline
InChI Key	ZRXOZSROZJGRRH-UHFFFAOYSA-N
Molecular Formula	C10H11N3

348

3-n-Hexadecylthiophene, 97%

CAS: 119269-24-8 Molecular Formula: C20H36S Molecular Weight (g/mol): 308.57 MDL Number: MFCD07368973 InChI Key: FRVZSODZVJPMKO-UHFFFAOYSA-N Synonym: 3-n-hexadecylthiophene,thiophene, 3-hexadecyl,3-hexadecyl-thiophene,ksc173e6j,acmc-1c275 PubChem CID: 2769638 IUPAC Name: 3-hexadecylthiophene SMILES: CCCCCCCCCCCCCCCCC1=CSC=C1

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Specifications

PubChem CID	2769638
CAS	119269-24-8
Molecular Weight (g/mol)	308.57
MDL Number	MFCD07368973
SMILES	CCCCCCCCCCCCCCCCC1=CSC=C1
Synonym	3-n-hexadecylthiophene,thiophene, 3-hexadecyl,3-hexadecyl-thiophene,ksc173e6j,acmc-1c275
IUPAC Name	3-hexadecylthiophene
InChI Key	FRVZSODZVJPMKO-UHFFFAOYSA-N
Molecular Formula	C20H36S

349

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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Specifications

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

350

Thiophene-2-sulfonyl chloride, 97%

CAS: 16629-19-9 Molecular Formula: C4H3ClO2S2 Molecular Weight (g/mol): 182.64 MDL Number: MFCD00005426 InChI Key: VNNLHYZDXIBHKZ-UHFFFAOYSA-N Synonym: 2-thiophenesulfonyl chloride,2-thienylsulfonyl chloride,thiophene-2-sulphonyl chloride,2-thiophenesulfonylchloride,2-thienylsulfonylchloride,2-thiophene sulfonyl chloride,chloro-2-thienylsulfone,pubchem7737,acmc-209dtw,thiophenesulfonyl chloride PubChem CID: 85518 IUPAC Name: thiophene-2-sulfonyl chloride SMILES: ClS(=O)(=O)C1=CC=CS1

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Specifications

PubChem CID	85518
CAS	16629-19-9
Molecular Weight (g/mol)	182.64
MDL Number	MFCD00005426
SMILES	ClS(=O)(=O)C1=CC=CS1
Synonym	2-thiophenesulfonyl chloride,2-thienylsulfonyl chloride,thiophene-2-sulphonyl chloride,2-thiophenesulfonylchloride,2-thienylsulfonylchloride,2-thiophene sulfonyl chloride,chloro-2-thienylsulfone,pubchem7737,acmc-209dtw,thiophenesulfonyl chloride
IUPAC Name	thiophene-2-sulfonyl chloride
InChI Key	VNNLHYZDXIBHKZ-UHFFFAOYSA-N
Molecular Formula	C4H3ClO2S2

351

2-Ethyl-4-methylimidazole, 96%

CAS: 931-36-2 Molecular Formula: C6H10N2 Molecular Weight (g/mol): 110.16 MDL Number: MFCD00005193 InChI Key: ULKLGIFJWFIQFF-UHFFFAOYSA-N Synonym: 2-ethyl-4-methylimidazole,2-ethyl-4-methyl-1h-imidazole,1h-imidazole, 2-ethyl-4-methyl,4-methyl-2-ethylimidazole,1h-imidazole, 2-ethyl-5-methyl,imidazole, 2-ethyl-4-methyl,unii-5k8xi641g3,2-ethyl-4-methyl-imidazole,2-ethyl-4-methyl-3h-imidazole,curazol 2e4mz PubChem CID: 70262 IUPAC Name: 2-ethyl-5-methyl-1H-imidazole SMILES: CCC1=NC=C(N1)C

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Specifications

PubChem CID	70262
CAS	931-36-2
Molecular Weight (g/mol)	110.16
MDL Number	MFCD00005193
SMILES	CCC1=NC=C(N1)C
Synonym	2-ethyl-4-methylimidazole,2-ethyl-4-methyl-1h-imidazole,1h-imidazole, 2-ethyl-4-methyl,4-methyl-2-ethylimidazole,1h-imidazole, 2-ethyl-5-methyl,imidazole, 2-ethyl-4-methyl,unii-5k8xi641g3,2-ethyl-4-methyl-imidazole,2-ethyl-4-methyl-3h-imidazole,curazol 2e4mz
IUPAC Name	2-ethyl-5-methyl-1H-imidazole
InChI Key	ULKLGIFJWFIQFF-UHFFFAOYSA-N
Molecular Formula	C6H10N2

352

2-Amino-4-methylpyrimidine, 97%

CAS: 108-52-1 Molecular Formula: C5H7N3 Molecular Weight (g/mol): 109.132 MDL Number: MFCD00006101 InChI Key: GHCFWKFREBNSPC-UHFFFAOYSA-N Synonym: 2-amino-4-methylpyrimidine,2-pyrimidinamine, 4-methyl,6-methyl-2-pyrimidinamine,pyrimidine, 2-amino-4-methyl,4-methyl-2-pyrimidinamine,2-amino-4-methyl-pyrimidine,4-methylpyrimidin-2-ylamine,4-methylpyrimidine-2-ylamine,4-methyl-pyrimidin-2-ylamine,2-amino-6-methylpyrimidine PubChem CID: 7939 IUPAC Name: 4-methylpyrimidin-2-amine SMILES: CC1=NC(=NC=C1)N

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Specifications

PubChem CID	7939
CAS	108-52-1
Molecular Weight (g/mol)	109.132
MDL Number	MFCD00006101
SMILES	CC1=NC(=NC=C1)N
Synonym	2-amino-4-methylpyrimidine,2-pyrimidinamine, 4-methyl,6-methyl-2-pyrimidinamine,pyrimidine, 2-amino-4-methyl,4-methyl-2-pyrimidinamine,2-amino-4-methyl-pyrimidine,4-methylpyrimidin-2-ylamine,4-methylpyrimidine-2-ylamine,4-methyl-pyrimidin-2-ylamine,2-amino-6-methylpyrimidine
IUPAC Name	4-methylpyrimidin-2-amine
InChI Key	GHCFWKFREBNSPC-UHFFFAOYSA-N
Molecular Formula	C5H7N3

353

2,6-Dimethylpyrazine, 99%

CAS: 108-50-9 Molecular Formula: C6H8N2 Molecular Weight (g/mol): 108.144 MDL Number: MFCD00006148 InChI Key: HJFZAYHYIWGLNL-UHFFFAOYSA-N Synonym: pyrazine, 2,6-dimethyl,3,5-dimethylpyrazine,2,6-dimethylpiazine,2,6-dimethylparadiazine,2,6-dimethyl-1,4-diazine,ccris 2930,unii-n77q72c9i3,fema no. 3273,natural,2,6-dimethyl pyrazine PubChem CID: 7938 IUPAC Name: 2,6-dimethylpyrazine SMILES: CC1=CN=CC(=N1)C

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Specifications

PubChem CID	7938
CAS	108-50-9
Molecular Weight (g/mol)	108.144
MDL Number	MFCD00006148
SMILES	CC1=CN=CC(=N1)C
Synonym	pyrazine, 2,6-dimethyl,3,5-dimethylpyrazine,2,6-dimethylpiazine,2,6-dimethylparadiazine,2,6-dimethyl-1,4-diazine,ccris 2930,unii-n77q72c9i3,fema no. 3273,natural,2,6-dimethyl pyrazine
IUPAC Name	2,6-dimethylpyrazine
InChI Key	HJFZAYHYIWGLNL-UHFFFAOYSA-N
Molecular Formula	C6H8N2

354

2-Thiopheneethanol, 98%

CAS: 5402-55-1 Molecular Formula: C6H8OS Molecular Weight (g/mol): 128.19 MDL Number: MFCD00005462 InChI Key: VMJOFTHFJMLIKL-UHFFFAOYSA-N Synonym: 2-thiopheneethanol,2-2-thienyl ethanol,thiophene-2-ethanol,2-thiophen-2-yl ethanol,2-2-hydroxyethyl thiophene,2-thiophen-2-yl ethan-1-ol,ethanol, 2-2-thienyl,2-thiophenethanol,2-2-thienyl-ethanol,2-thienylethanol PubChem CID: 79400 IUPAC Name: 2-thiophen-2-ylethanol SMILES: OCCC1=CC=CS1

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Specifications

PubChem CID	79400
CAS	5402-55-1
Molecular Weight (g/mol)	128.19
MDL Number	MFCD00005462
SMILES	OCCC1=CC=CS1
Synonym	2-thiopheneethanol,2-2-thienyl ethanol,thiophene-2-ethanol,2-thiophen-2-yl ethanol,2-2-hydroxyethyl thiophene,2-thiophen-2-yl ethan-1-ol,ethanol, 2-2-thienyl,2-thiophenethanol,2-2-thienyl-ethanol,2-thienylethanol
IUPAC Name	2-thiophen-2-ylethanol
InChI Key	VMJOFTHFJMLIKL-UHFFFAOYSA-N
Molecular Formula	C6H8OS

355

2-Hydroxybenzothiazole, 98%

CAS: 934-34-9 Molecular Formula: C7H5NOS Molecular Weight (g/mol): 151.183 MDL Number: MFCD00022868 InChI Key: YEDUAINPPJYDJZ-UHFFFAOYSA-N Synonym: benzothiazolone,2-hydroxybenzothiazole,2 3h-benzothiazolone,2-benzothiazolol,2-benzothiazolone,1,3-benzothiazol-2-ol,2-benzothiazolinone,3h-benzothiazol-2-one,benzothiazolol,benzo d thiazol-2 3h-one PubChem CID: 13625 ChEBI: CHEBI:115196 IUPAC Name: 3H-1,3-benzothiazol-2-one SMILES: C1=CC=C2C(=C1)NC(=O)S2

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Specifications

PubChem CID	13625
CAS	934-34-9
Molecular Weight (g/mol)	151.183
ChEBI	CHEBI:115196
MDL Number	MFCD00022868
SMILES	C1=CC=C2C(=C1)NC(=O)S2
Synonym	benzothiazolone,2-hydroxybenzothiazole,2 3h-benzothiazolone,2-benzothiazolol,2-benzothiazolone,1,3-benzothiazol-2-ol,2-benzothiazolinone,3h-benzothiazol-2-one,benzothiazolol,benzo d thiazol-2 3h-one
IUPAC Name	3H-1,3-benzothiazol-2-one
InChI Key	YEDUAINPPJYDJZ-UHFFFAOYSA-N
Molecular Formula	C7H5NOS

356

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

357

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

358

2-(2-Naphthyl)indole, 98%

CAS: 23746-81-8 Molecular Formula: C18H13N Molecular Weight (g/mol): 243.31 MDL Number: MFCD00124144 InChI Key: CACDYUNTCMPDMI-UHFFFAOYSA-N Synonym: 2-2-naphthyl indole,2-2-naphthyl-1h-indole,2-naphthalen-2-yl-1h-indole,acmc-1chvp,2-2-naphthyl-indol,maybridge1_005904,2-2-indolyl naphthalene,2-1h-indol-2-yl naphthalene,2-2-naphthalenyl-1h-indole PubChem CID: 265232 SMILES: N1C2=CC=CC=C2C=C1C1=CC=C2C=CC=CC2=C1

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Specifications

PubChem CID	265232
CAS	23746-81-8
Molecular Weight (g/mol)	243.31
MDL Number	MFCD00124144
SMILES	N1C2=CC=CC=C2C=C1C1=CC=C2C=CC=CC2=C1
Synonym	2-2-naphthyl indole,2-2-naphthyl-1h-indole,2-naphthalen-2-yl-1h-indole,acmc-1chvp,2-2-naphthyl-indol,maybridge1_005904,2-2-indolyl naphthalene,2-1h-indol-2-yl naphthalene,2-2-naphthalenyl-1h-indole
InChI Key	CACDYUNTCMPDMI-UHFFFAOYSA-N
Molecular Formula	C18H13N

359

5-(2-Pyridyl)-1H-tetrazole, 98%

CAS: 33893-89-9 Molecular Formula: C6H4N5 Molecular Weight (g/mol): 146.13 MDL Number: MFCD00068114 InChI Key: ZKHJXYLAESJIEI-UHFFFAOYSA-N Synonym: 5-2-pyridyl-1h-tetrazole,2-1h-tetrazol-5-yl pyridine,2-2h-tetrazol-5-yl pyridine,2-2h-tetrazol-5-yl-pyridine,pyridine, 2-1h-tetrazol-5-yl,5-2-pyridinyl tetrazole,2-1h-1,2,3,4-tetrazol-5-yl pyridine,5-2-pyridyl tetrazole,5-pyridin-2-yl tetrazole,chembl80094 PubChem CID: 320267 SMILES: [N-]1N=NN=C1C1=CC=CC=N1

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Specifications

PubChem CID	320267
CAS	33893-89-9
Molecular Weight (g/mol)	146.13
MDL Number	MFCD00068114
SMILES	[N-]1N=NN=C1C1=CC=CC=N1
Synonym	5-2-pyridyl-1h-tetrazole,2-1h-tetrazol-5-yl pyridine,2-2h-tetrazol-5-yl pyridine,2-2h-tetrazol-5-yl-pyridine,pyridine, 2-1h-tetrazol-5-yl,5-2-pyridinyl tetrazole,2-1h-1,2,3,4-tetrazol-5-yl pyridine,5-2-pyridyl tetrazole,5-pyridin-2-yl tetrazole,chembl80094
InChI Key	ZKHJXYLAESJIEI-UHFFFAOYSA-N
Molecular Formula	C6H4N5

360

2-(4-Pyridyl)benzimidazole, 97%

CAS: 2208-59-5 Molecular Formula: C12H9N3 Molecular Weight (g/mol): 195.23 MDL Number: MFCD00453948 InChI Key: UYWWLYCGNNCLKE-UHFFFAOYSA-N Synonym: 2-4-pyridyl benzimidazole,2-pyridin-4-yl-1h-benzo d imidazole,2-pyridin-4-yl-1h-benzimidazole,2-pyridin-4-yl-1h-1,3-benzodiazole,2-4-pyridyl-1h-benzimidazole,2-pyridin-4-yl-1h-benzoimidazole,2-benzimidazole,acmc-1ch3h,cambridge id 5231114,2-4-pyridinyl-benzimidazole PubChem CID: 247634 IUPAC Name: 2-pyridin-4-yl-1H-benzimidazole SMILES: N1C2=CC=CC=C2N=C1C1=CC=NC=C1

Pricing & Availability
Specifications

PubChem CID	247634
CAS	2208-59-5
Molecular Weight (g/mol)	195.23
MDL Number	MFCD00453948
SMILES	N1C2=CC=CC=C2N=C1C1=CC=NC=C1
Synonym	2-4-pyridyl benzimidazole,2-pyridin-4-yl-1h-benzo d imidazole,2-pyridin-4-yl-1h-benzimidazole,2-pyridin-4-yl-1h-1,3-benzodiazole,2-4-pyridyl-1h-benzimidazole,2-pyridin-4-yl-1h-benzoimidazole,2-benzimidazole,acmc-1ch3h,cambridge id 5231114,2-4-pyridinyl-benzimidazole
IUPAC Name	2-pyridin-4-yl-1H-benzimidazole
InChI Key	UYWWLYCGNNCLKE-UHFFFAOYSA-N
Molecular Formula	C12H9N3

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