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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451 – 465 of 3,021 results

451

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Thiophene-2-thiol, contains dimer, 97% as monomer

CAS: 7774-74-5 Molecular Formula: C4H4S2 Molecular Weight (g/mol): 116.196 MDL Number: MFCD00051666 InChI Key: SWEDAZLCYJDAGW-UHFFFAOYSA-N Synonym: 2-mercaptothiophene,2-thiophenethiol,thiophenethiol,2-thienyl mercaptan,2-thienylthiol,2-thiophene thiol,unii-f3lb1437xq,2-sulphanylthiophene,alpha-thienyl mercaptan,thiophene thiol PubChem CID: 522674 IUPAC Name: thiophene-2-thiol SMILES: C1=CSC(=C1)S

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PubChem CID	522674
CAS	7774-74-5
Molecular Weight (g/mol)	116.196
MDL Number	MFCD00051666
SMILES	C1=CSC(=C1)S
Synonym	2-mercaptothiophene,2-thiophenethiol,thiophenethiol,2-thienyl mercaptan,2-thienylthiol,2-thiophene thiol,unii-f3lb1437xq,2-sulphanylthiophene,alpha-thienyl mercaptan,thiophene thiol
IUPAC Name	thiophene-2-thiol
InChI Key	SWEDAZLCYJDAGW-UHFFFAOYSA-N
Molecular Formula	C4H4S2

452

2-Ethyl-4-methylimidazole 95.0+%, TCI America™

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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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

453

Pyrazine 98.0+%, TCI America™

CAS: 290-37-9 Molecular Formula: C4H4N2 Molecular Weight (g/mol): 80.09 MDL Number: MFCD00006122 InChI Key: KYQCOXFCLRTKLS-UHFFFAOYSA-N Synonym: 1,4-diazine,p-diazine,paradiazine,piazine,1,4-diazabenzene,pyrazin,ccris 1331,1,4-diazin,mixture,mu-pyrazine; PubChem CID: 9261 ChEBI: CHEBI:30953 IUPAC Name: pyrazine SMILES: C1=CN=CC=N1

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PubChem CID	9261
CAS	290-37-9
Molecular Weight (g/mol)	80.09
ChEBI	CHEBI:30953
MDL Number	MFCD00006122
SMILES	C1=CN=CC=N1
Synonym	1,4-diazine,p-diazine,paradiazine,piazine,1,4-diazabenzene,pyrazin,ccris 1331,1,4-diazin,mixture,mu-pyrazine;
IUPAC Name	pyrazine
InChI Key	KYQCOXFCLRTKLS-UHFFFAOYSA-N
Molecular Formula	C4H4N2

454

4,5-Dicyanoimidazole 98.0+%, TCI America™

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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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

455

Furfuryl Alcohol 98.0+%, TCI America™

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

456

2-Mercaptobenzothiazole 99.0+%, TCI America™

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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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

457

5,6-Dimethylbenzimidazole 99.0+%, TCI America™

CAS: 582-60-5 Molecular Formula: C9H10N2 Molecular Weight (g/mol): 146.19 MDL Number: MFCD00005603 InChI Key: LJUQGASMPRMWIW-UHFFFAOYSA-N Synonym: 5,6-dimethylbenzimidazole,dimedazol,dimedazole,dimesol,dimezol,5,6-dimethyl-1h-benzo d imidazole,dimethylbenzimidazole,1h-benzimidazole, 5,6-dimethyl,benzimidazole, 5,6-dimethyl,5.6-dimethylbenzimidazole PubChem CID: 675 ChEBI: CHEBI:15890 IUPAC Name: 5,6-dimethyl-1H-1,3-benzodiazole SMILES: CC1=C(C)C=C2N=CNC2=C1

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PubChem CID	675
CAS	582-60-5
Molecular Weight (g/mol)	146.19
ChEBI	CHEBI:15890
MDL Number	MFCD00005603
SMILES	CC1=C(C)C=C2N=CNC2=C1
Synonym	5,6-dimethylbenzimidazole,dimedazol,dimedazole,dimesol,dimezol,5,6-dimethyl-1h-benzo d imidazole,dimethylbenzimidazole,1h-benzimidazole, 5,6-dimethyl,benzimidazole, 5,6-dimethyl,5.6-dimethylbenzimidazole
IUPAC Name	5,6-dimethyl-1H-1,3-benzodiazole
InChI Key	LJUQGASMPRMWIW-UHFFFAOYSA-N
Molecular Formula	C9H10N2

458

1,2-Benzisothiazol-3(2H)-one 98.0+%, TCI America™

CAS: 2634-33-5 Molecular Formula: C7H5NOS Molecular Weight (g/mol): 151.183 MDL Number: MFCD00127753 InChI Key: DMSMPAJRVJJAGA-UHFFFAOYSA-N Synonym: 1,2-benzisothiazol-3 2h-one,1,2-benzisothiazolin-3-one,benzisothiazolone,proxel,benzo d isothiazol-3 2h-one,1,2-benzisothiazoline-3-one,benzisothiazolinone,proxel pl,benzo d isothiazol-3-one,2,3-dihydro-1,2-benzothiazol-3-one PubChem CID: 17520 ChEBI: CHEBI:167099 IUPAC Name: 1,2-benzothiazol-3-one SMILES: C1=CC=C2C(=C1)C(=O)NS2

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PubChem CID	17520
CAS	2634-33-5
Molecular Weight (g/mol)	151.183
ChEBI	CHEBI:167099
MDL Number	MFCD00127753
SMILES	C1=CC=C2C(=C1)C(=O)NS2
Synonym	1,2-benzisothiazol-3 2h-one,1,2-benzisothiazolin-3-one,benzisothiazolone,proxel,benzo d isothiazol-3 2h-one,1,2-benzisothiazoline-3-one,benzisothiazolinone,proxel pl,benzo d isothiazol-3-one,2,3-dihydro-1,2-benzothiazol-3-one
IUPAC Name	1,2-benzothiazol-3-one
InChI Key	DMSMPAJRVJJAGA-UHFFFAOYSA-N
Molecular Formula	C7H5NOS

459

2,3-Diethylpyrazine 98.0+%, TCI America™

CAS: 15707-24-1 Molecular Formula: C8H12N2 Molecular Weight (g/mol): 136.198 MDL Number: MFCD00006151 InChI Key: GZXXANJCCWGCSV-UHFFFAOYSA-N Synonym: pyrazine, 2,3-diethyl,unii-ad31a42vy0,pyrazine, diethyl,fema no. 3136,2,3-diethyl-pyrazine,shoyu pyrazine,pubchem8606,2,3-diethyl pyrazine,acmc-1brc9,dsstox_cid_27101 PubChem CID: 27458 IUPAC Name: 2,3-diethylpyrazine SMILES: CCC1=NC=CN=C1CC

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PubChem CID	27458
CAS	15707-24-1
Molecular Weight (g/mol)	136.198
MDL Number	MFCD00006151
SMILES	CCC1=NC=CN=C1CC
Synonym	pyrazine, 2,3-diethyl,unii-ad31a42vy0,pyrazine, diethyl,fema no. 3136,2,3-diethyl-pyrazine,shoyu pyrazine,pubchem8606,2,3-diethyl pyrazine,acmc-1brc9,dsstox_cid_27101
IUPAC Name	2,3-diethylpyrazine
InChI Key	GZXXANJCCWGCSV-UHFFFAOYSA-N
Molecular Formula	C8H12N2

460

2-Ethylpyrazine 99.0+%, TCI America™

CAS: 13925-00-3 Molecular Formula: C6H8N2 Molecular Weight (g/mol): 108.14 MDL Number: MFCD00006149 InChI Key: KVFIJIWMDBAGDP-UHFFFAOYSA-N Synonym: ethylpyrazine,pyrazine, ethyl,2-ethyl-1,4-diazine,2-ethyl pyrazine,moldin,pyrazine, 2-ethyl,fema no. 3281,unii-0qo4luv16z,2-ethyl-pyrazine,ccris 2931 PubChem CID: 26331 ChEBI: CHEBI:73232 IUPAC Name: 2-ethylpyrazine SMILES: CCC1=CN=CC=N1

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PubChem CID	26331
CAS	13925-00-3
Molecular Weight (g/mol)	108.14
ChEBI	CHEBI:73232
MDL Number	MFCD00006149
SMILES	CCC1=CN=CC=N1
Synonym	ethylpyrazine,pyrazine, ethyl,2-ethyl-1,4-diazine,2-ethyl pyrazine,moldin,pyrazine, 2-ethyl,fema no. 3281,unii-0qo4luv16z,2-ethyl-pyrazine,ccris 2931
IUPAC Name	2-ethylpyrazine
InChI Key	KVFIJIWMDBAGDP-UHFFFAOYSA-N
Molecular Formula	C6H8N2

461

2,5-Dimethylpyrazine 98.0+%, TCI America™

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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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

462

2-Methyl-3-propylpyrazine 95.0+%, TCI America™

CAS: 15986-80-8 Molecular Formula: C8H12N2 Molecular Weight (g/mol): 136.198 MDL Number: MFCD00010096 InChI Key: XAWKNALRUSOTOY-UHFFFAOYSA-N Synonym: 2-methyl-3-n-propylpyrazine,pyrazine, 2-methyl-3-propyl,2-propyl-3-methylpyrazine,3-propyl-2-methylpyrazine,2-methyl-3-propyl-pyrazine,3-propyl-2-methyl pyrazine,2-methyl-3-propylpyrazin,methylpropylpyrazine,acmc-209dk8,chembl95176 PubChem CID: 85224 IUPAC Name: 2-methyl-3-propylpyrazine SMILES: CCCC1=NC=CN=C1C

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PubChem CID	85224
CAS	15986-80-8
Molecular Weight (g/mol)	136.198
MDL Number	MFCD00010096
SMILES	CCCC1=NC=CN=C1C
Synonym	2-methyl-3-n-propylpyrazine,pyrazine, 2-methyl-3-propyl,2-propyl-3-methylpyrazine,3-propyl-2-methylpyrazine,2-methyl-3-propyl-pyrazine,3-propyl-2-methyl pyrazine,2-methyl-3-propylpyrazin,methylpropylpyrazine,acmc-209dk8,chembl95176
IUPAC Name	2-methyl-3-propylpyrazine
InChI Key	XAWKNALRUSOTOY-UHFFFAOYSA-N
Molecular Formula	C8H12N2

463

2-Ethyl-3-methylpyrazine 98.0+%, TCI America™

CAS: 15707-23-0 Molecular Formula: C7H10N2 Molecular Weight (g/mol): 122.17 MDL Number: MFCD00006150 InChI Key: LNIMMWYNSBZESE-UHFFFAOYSA-N Synonym: pyrazine, 2-ethyl-3-methyl,3-ethyl-2-methylpyrazine,2-methyl-3-ethylpyrazine,2-ethyl-3-methyl pyrazine,pyrazine, ethylmethyl,2-ethyl-3-methyl-pyrazine,unii-9gf35mk66u,fema no. 3155,pyrazine, 3-ethyl-2-methyl,2-ethyl-3-methylpyrazine, 9ci PubChem CID: 27457 IUPAC Name: 2-ethyl-3-methylpyrazine SMILES: CCC1=NC=CN=C1C

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PubChem CID	27457
CAS	15707-23-0
Molecular Weight (g/mol)	122.17
MDL Number	MFCD00006150
SMILES	CCC1=NC=CN=C1C
Synonym	pyrazine, 2-ethyl-3-methyl,3-ethyl-2-methylpyrazine,2-methyl-3-ethylpyrazine,2-ethyl-3-methyl pyrazine,pyrazine, ethylmethyl,2-ethyl-3-methyl-pyrazine,unii-9gf35mk66u,fema no. 3155,pyrazine, 3-ethyl-2-methyl,2-ethyl-3-methylpyrazine, 9ci
IUPAC Name	2-ethyl-3-methylpyrazine
InChI Key	LNIMMWYNSBZESE-UHFFFAOYSA-N
Molecular Formula	C7H10N2

464

4-tert-Butylpyridine 96.0+%, TCI America™

CAS: 3978-81-2 Molecular Formula: C9H13N Molecular Weight (g/mol): 135.21 MDL Number: MFCD00006435 InChI Key: YSHMQTRICHYLGF-UHFFFAOYSA-N Synonym: 4-tert-butyl pyridine,pyridine, 4-1,1-dimethylethyl,4-t-butylpyridine,pyridine, 4-tert-butyl,p-tert-butyl pyridine,unii-il8v02163i,4-tert-butyl-pyridine,4-t-butyl pyridine,4-tert.butylpyridine PubChem CID: 19878 IUPAC Name: 4-tert-butylpyridine SMILES: CC(C)(C)C1=CC=NC=C1

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PubChem CID	19878
CAS	3978-81-2
Molecular Weight (g/mol)	135.21
MDL Number	MFCD00006435
SMILES	CC(C)(C)C1=CC=NC=C1
Synonym	4-tert-butyl pyridine,pyridine, 4-1,1-dimethylethyl,4-t-butylpyridine,pyridine, 4-tert-butyl,p-tert-butyl pyridine,unii-il8v02163i,4-tert-butyl-pyridine,4-t-butyl pyridine,4-tert.butylpyridine
IUPAC Name	4-tert-butylpyridine
InChI Key	YSHMQTRICHYLGF-UHFFFAOYSA-N
Molecular Formula	C9H13N

465

1,3-Di(4-pyridyl)propane 97.0+%, TCI America™

CAS: 17252-51-6 Molecular Formula: C13H14N2 Molecular Weight (g/mol): 198.269 MDL Number: MFCD00038046 InChI Key: OGNCVVRIKNGJHQ-UHFFFAOYSA-N Synonym: 4,4'-trimethylenedipyridine,1,3-di 4-pyridyl propane,1,3-bis 4-pyridyl propane,pyridine, 4,4'-1,3-propanediyl bis,4,4'-propane-1,3-diyldipyridine,4-3-pyridin-4-ylpropyl pyridine,4-3-4-pyridyl propyl pyridine,4-3-pyridin-4-yl propyl pyridine,pyridine, 4,4'-trimethylenedi,4,4'-propane-1,3-diyl dipyridine PubChem CID: 87019 IUPAC Name: 4-(3-pyridin-4-ylpropyl)pyridine SMILES: C1=CN=CC=C1CCCC2=CC=NC=C2

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Specifications

PubChem CID	87019
CAS	17252-51-6
Molecular Weight (g/mol)	198.269
MDL Number	MFCD00038046
SMILES	C1=CN=CC=C1CCCC2=CC=NC=C2
Synonym	4,4'-trimethylenedipyridine,1,3-di 4-pyridyl propane,1,3-bis 4-pyridyl propane,pyridine, 4,4'-1,3-propanediyl bis,4,4'-propane-1,3-diyldipyridine,4-3-pyridin-4-ylpropyl pyridine,4-3-4-pyridyl propyl pyridine,4-3-pyridin-4-yl propyl pyridine,pyridine, 4,4'-trimethylenedi,4,4'-propane-1,3-diyl dipyridine
IUPAC Name	4-(3-pyridin-4-ylpropyl)pyridine
InChI Key	OGNCVVRIKNGJHQ-UHFFFAOYSA-N
Molecular Formula	C13H14N2

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