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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136 – 150 of 2,397 results

136

Thiophene-2-carboxaldoxime, 98+%

CAS: 29683-84-9 Molecular Formula: C5H5NOS Molecular Weight (g/mol): 127.16 MDL Number: MFCD00022509 InChI Key: GASLBPLHYRZLLT-GQCTYLIASA-N Synonym: thiophene-2-carbaldehyde oxime,2-thiophenecarboxaldehyde, oxime,thiophene-2-carboxaldoxime,thiophene-2-aldoxime,2-thiophenealdehyde oxime,e-n-thiophen-2-ylmethylidene hydroxylamine,e-thiophene-2-carbaldehyde oxime,thiophen-2-aldoxim,pubchem14034,2-formylthiophene oxime PubChem CID: 6876527 IUPAC Name: (NE)-N-(thiophen-2-ylmethylidene)hydroxylamine SMILES: O\N=C\C1=CC=CS1

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Specifications

PubChem CID	6876527
CAS	29683-84-9
Molecular Weight (g/mol)	127.16
MDL Number	MFCD00022509
SMILES	O\N=C\C1=CC=CS1
Synonym	thiophene-2-carbaldehyde oxime,2-thiophenecarboxaldehyde, oxime,thiophene-2-carboxaldoxime,thiophene-2-aldoxime,2-thiophenealdehyde oxime,e-n-thiophen-2-ylmethylidene hydroxylamine,e-thiophene-2-carbaldehyde oxime,thiophen-2-aldoxim,pubchem14034,2-formylthiophene oxime
IUPAC Name	(NE)-N-(thiophen-2-ylmethylidene)hydroxylamine
InChI Key	GASLBPLHYRZLLT-GQCTYLIASA-N
Molecular Formula	C5H5NOS

137

2-Benzimidazoleacetonitrile, 99%

CAS: 4414-88-4 Molecular Formula: C9H7N3 Molecular Weight (g/mol): 157.176 MDL Number: MFCD00005601 InChI Key: BWOVACANEIVHST-UHFFFAOYSA-N Synonym: 2-benzimidazolyl acetonitrile,2-cyanomethyl benzimidazole,1h-benzimidazole-2-acetonitrile,2-benzimidazoleacetonitrile,2-benzimidazolylacetonitrile,2-cyanomethylbenzimidazole,1h-benzimidazol-2-ylacetonitrile,2-kyanmethylbenzimidazol,benzimidazole, 2-cyanomethyl,2-1h-1,3-benzodiazol-2-yl acetonitrile PubChem CID: 20455 IUPAC Name: 2-(1H-benzimidazol-2-yl)acetonitrile SMILES: C1=CC=C2C(=C1)NC(=N2)CC#N

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Specifications

PubChem CID	20455
CAS	4414-88-4
Molecular Weight (g/mol)	157.176
MDL Number	MFCD00005601
SMILES	C1=CC=C2C(=C1)NC(=N2)CC#N
Synonym	2-benzimidazolyl acetonitrile,2-cyanomethyl benzimidazole,1h-benzimidazole-2-acetonitrile,2-benzimidazoleacetonitrile,2-benzimidazolylacetonitrile,2-cyanomethylbenzimidazole,1h-benzimidazol-2-ylacetonitrile,2-kyanmethylbenzimidazol,benzimidazole, 2-cyanomethyl,2-1h-1,3-benzodiazol-2-yl acetonitrile
IUPAC Name	2-(1H-benzimidazol-2-yl)acetonitrile
InChI Key	BWOVACANEIVHST-UHFFFAOYSA-N
Molecular Formula	C9H7N3

138

7-Azaindole, 98%

CAS: 271-63-6 Molecular Formula: C7H6N2 Molecular Weight (g/mol): 118.14 MDL Number: MFCD00005606,MFCD00075874 InChI Key: MVXVYAKCVDQRLW-UHFFFAOYSA-N Synonym: 7-azaindole,1h-pyrrolo 2,3-b pyridine,1,7-diazaindene,7h-pyrrolo 2,3-b pyridine,7-aza-1-pyrindine,1,7-dideazapurine,1 h-pyrrolo 2,3:b pyridine,7-aza indole,unii-qx4465nr9t PubChem CID: 9222 IUPAC Name: 1H-pyrrolo[2,3-b]pyridine SMILES: N1C=CC2=CC=CN=C12

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Specifications

PubChem CID	9222
CAS	271-63-6
Molecular Weight (g/mol)	118.14
MDL Number	MFCD00005606,MFCD00075874
SMILES	N1C=CC2=CC=CN=C12
Synonym	7-azaindole,1h-pyrrolo 2,3-b pyridine,1,7-diazaindene,7h-pyrrolo 2,3-b pyridine,7-aza-1-pyrindine,1,7-dideazapurine,1 h-pyrrolo 2,3:b pyridine,7-aza indole,unii-qx4465nr9t
IUPAC Name	1H-pyrrolo[2,3-b]pyridine
InChI Key	MVXVYAKCVDQRLW-UHFFFAOYSA-N
Molecular Formula	C7H6N2

139

2-Mercaptothiazole, 97%

CAS: 82358-09-6 Molecular Formula: C3H3NS2 Molecular Weight (g/mol): 117.18 MDL Number: MFCD00022449 InChI Key: OCVLSHAVSIYKLI-UHFFFAOYSA-N Synonym: 2-mercaptothiazole,2 3h-thiazolethione,2-thiazolethiol,1,3-thiazole-2-thiol,thiazoline-2-thione,2-mercapto-1,3-thiazole,3h-thiazole-2-thione,thiazole-2-thiol,1,3-thiazole-2 3h-thione,.delta.4-thiazoline-2-thione PubChem CID: 1201387 SMILES: S=C1NC=CS1

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Specifications

PubChem CID	1201387
CAS	82358-09-6
Molecular Weight (g/mol)	117.18
MDL Number	MFCD00022449
SMILES	S=C1NC=CS1
Synonym	2-mercaptothiazole,2 3h-thiazolethione,2-thiazolethiol,1,3-thiazole-2-thiol,thiazoline-2-thione,2-mercapto-1,3-thiazole,3h-thiazole-2-thione,thiazole-2-thiol,1,3-thiazole-2 3h-thione,.delta.4-thiazoline-2-thione
InChI Key	OCVLSHAVSIYKLI-UHFFFAOYSA-N
Molecular Formula	C3H3NS2

140

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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Specifications

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

141

Furan-3-sulfonyl chloride, ≥97%, Thermo Scientific™

CAS: 52665-49-3 Molecular Formula: C4H3ClO3S Molecular Weight (g/mol): 166.575 MDL Number: MFCD08271875 InChI Key: PCBBEIXTVWWTAK-UHFFFAOYSA-N Synonym: 3-furansulfonyl chloride,furan-3-sulfonylchloride,chloro-3-furylsulfone,3-furansulfonylchlorid,3-furansulfonylchloride,3-furylsulfonyl chloride,3-chlorosulphonyl furan,3-furansulfonyl chloride;,3-furanylsulfonyl chloride,3-furylsulfonyl chloride; PubChem CID: 22179302 IUPAC Name: furan-3-sulfonyl chloride SMILES: C1=COC=C1S(=O)(=O)Cl

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Specifications

PubChem CID	22179302
CAS	52665-49-3
Molecular Weight (g/mol)	166.575
MDL Number	MFCD08271875
SMILES	C1=COC=C1S(=O)(=O)Cl
Synonym	3-furansulfonyl chloride,furan-3-sulfonylchloride,chloro-3-furylsulfone,3-furansulfonylchlorid,3-furansulfonylchloride,3-furylsulfonyl chloride,3-chlorosulphonyl furan,3-furansulfonyl chloride;,3-furanylsulfonyl chloride,3-furylsulfonyl chloride;
IUPAC Name	furan-3-sulfonyl chloride
InChI Key	PCBBEIXTVWWTAK-UHFFFAOYSA-N
Molecular Formula	C4H3ClO3S

142

3-Thien-3-ylaniline, ≥97%, Thermo Scientific™

CAS: 161886-96-0 Molecular Formula: C10H9NS Molecular Weight (g/mol): 175.25 MDL Number: MFCD06740169 InChI Key: SHUODWYRFVFGOA-UHFFFAOYSA-N Synonym: 3-thien-3-ylaniline,3-thiophen-3-yl aniline,3-3-aminophenyl thiophene,3-thiophen-3-yl-phenylamine,3-3-thienyl aniline,3-3-thienyl phenylamine,3-thiophen-3-ylphenylamine,benzenamine,3-3-thienyl,3-thiophen-3-yl benzenamine,benzenamine, 3-3-thienyl PubChem CID: 4130337 SMILES: NC1=CC=CC(=C1)C1=CSC=C1

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Specifications

PubChem CID	4130337
CAS	161886-96-0
Molecular Weight (g/mol)	175.25
MDL Number	MFCD06740169
SMILES	NC1=CC=CC(=C1)C1=CSC=C1
Synonym	3-thien-3-ylaniline,3-thiophen-3-yl aniline,3-3-aminophenyl thiophene,3-thiophen-3-yl-phenylamine,3-3-thienyl aniline,3-3-thienyl phenylamine,3-thiophen-3-ylphenylamine,benzenamine,3-3-thienyl,3-thiophen-3-yl benzenamine,benzenamine, 3-3-thienyl
InChI Key	SHUODWYRFVFGOA-UHFFFAOYSA-N
Molecular Formula	C10H9NS

143

2-Thiopheneboronic acid, 97%

CAS: 6165-68-0 Molecular Formula: C4H5BO2S Molecular Weight (g/mol): 127.95 MDL Number: MFCD00151850 InChI Key: ARYHTUPFQTUBBG-UHFFFAOYSA-N Synonym: thiophene-2-boronic acid,2-thiopheneboronic acid,2-thienylboronic acid,thienylboronic acid,2-thiopheneboronicacid,thiophen-2-ylboranediol,thiophene2-boronic acid,thiophen-2-yl boronic acid,2-thiophenylboric acid,boronic acid, thienyl PubChem CID: 2733960 IUPAC Name: thiophen-2-ylboronic acid SMILES: OB(O)C1=CC=CS1

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Specifications

PubChem CID	2733960
CAS	6165-68-0
Molecular Weight (g/mol)	127.95
MDL Number	MFCD00151850
SMILES	OB(O)C1=CC=CS1
Synonym	thiophene-2-boronic acid,2-thiopheneboronic acid,2-thienylboronic acid,thienylboronic acid,2-thiopheneboronicacid,thiophen-2-ylboranediol,thiophene2-boronic acid,thiophen-2-yl boronic acid,2-thiophenylboric acid,boronic acid, thienyl
IUPAC Name	thiophen-2-ylboronic acid
InChI Key	ARYHTUPFQTUBBG-UHFFFAOYSA-N
Molecular Formula	C4H5BO2S

144

5-Methyl-2-(trifluoromethyl)-3-furyl isocyanate, 97%, Thermo Scientific™

CAS: 306935-03-5 Molecular Formula: C7H4F3NO2 Molecular Weight (g/mol): 191.109 InChI Key: WTKWFNIIIXNTDO-UHFFFAOYSA-N Synonym: 5-methyl-2-trifluoromethyl-3-furyl isocyanate,3-isocyanato-5-methyl-2-trifluoromethyl furan,furan,3-isocyanato-5-methyl-2-trifluoromethyl,5-methyl-2-trifluoromethyl fur-3-yl isocyanate,3-isocyanato-5-methyl-2-trifluoromethyl-furan,5-methyl-2-trifluoromethyl-3-furylisocyanate,5-methyl-2-trifluoromethyl furan-3-isocyanate,furan, 3-isocyanato-5-methyl-2-trifluoromethyl-9ci PubChem CID: 2779896 IUPAC Name: 3-isocyanato-5-methyl-2-(trifluoromethyl)furan SMILES: CC1=CC(=C(O1)C(F)(F)F)N=C=O

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Specifications

PubChem CID	2779896
CAS	306935-03-5
Molecular Weight (g/mol)	191.109
SMILES	CC1=CC(=C(O1)C(F)(F)F)N=C=O
Synonym	5-methyl-2-trifluoromethyl-3-furyl isocyanate,3-isocyanato-5-methyl-2-trifluoromethyl furan,furan,3-isocyanato-5-methyl-2-trifluoromethyl,5-methyl-2-trifluoromethyl fur-3-yl isocyanate,3-isocyanato-5-methyl-2-trifluoromethyl-furan,5-methyl-2-trifluoromethyl-3-furylisocyanate,5-methyl-2-trifluoromethyl furan-3-isocyanate,furan, 3-isocyanato-5-methyl-2-trifluoromethyl-9ci
IUPAC Name	3-isocyanato-5-methyl-2-(trifluoromethyl)furan
InChI Key	WTKWFNIIIXNTDO-UHFFFAOYSA-N
Molecular Formula	C7H4F3NO2

145

5-(2-Methylphenyl)-1H-tetrazole, 99%

CAS: 51449-86-6 Molecular Formula: C8H8N4 Molecular Weight (g/mol): 160.18 MDL Number: MFCD03093095 InChI Key: MTBUOESFHRORQT-UHFFFAOYSA-N Synonym: 5-2-methylphenyl-1h-tetrazole,5-o-tolyl-1h-tetrazole,5-o-tolyl-2h-tetrazole,5-2-methylphenyl-2h-tetrazole,5-2-methylphenyl tetrazole,5-2-methylphenyl-2h-1,2,3,4-tetrazole,2h-tetrazole,5-2-methylphenyl,5-2-methylphenyl-1h-1,2,3,4-tetrazole,2-methylphenyltetrazole,5-o-tolyl tetrazole PubChem CID: 583067 IUPAC Name: 5-(2-methylphenyl)-2H-tetrazole SMILES: CC1=CC=CC=C1C2=NNN=N2

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Specifications

PubChem CID	583067
CAS	51449-86-6
Molecular Weight (g/mol)	160.18
MDL Number	MFCD03093095
SMILES	CC1=CC=CC=C1C2=NNN=N2
Synonym	5-2-methylphenyl-1h-tetrazole,5-o-tolyl-1h-tetrazole,5-o-tolyl-2h-tetrazole,5-2-methylphenyl-2h-tetrazole,5-2-methylphenyl tetrazole,5-2-methylphenyl-2h-1,2,3,4-tetrazole,2h-tetrazole,5-2-methylphenyl,5-2-methylphenyl-1h-1,2,3,4-tetrazole,2-methylphenyltetrazole,5-o-tolyl tetrazole
IUPAC Name	5-(2-methylphenyl)-2H-tetrazole
InChI Key	MTBUOESFHRORQT-UHFFFAOYSA-N
Molecular Formula	C8H8N4

146

2-Amino-5-phenyl-1,3,4-thiadiazole, 97%

CAS: 2002-03-1 Molecular Formula: C7H6N4S Molecular Weight (g/mol): 178.21 MDL Number: MFCD00205278 InChI Key: KTWDTPBHCWJWGJ-UHFFFAOYSA-N Synonym: 5-pyridin-4-yl-1,3,4-thiadiazol-2-amine,2-amino-5-4-pyridyl-1,3,4-thiadiazole,2-amino-5-4-pyridinyl-1,3,4-thiadiazole,5-4-pyridyl-1,3,4-thiadiazol-2-amine,5-pyridin-4-yl-1,3,4 thiadiazol-2-ylamine,2-amino-5-pyridin-4-yl-1,3,4-thiadiazole,pyridine, 4-2-amino-1,3,4-thiadiazol-5-yl,4-2-amino-1,3,4-thiadiazol-5-yl pyridine,2-amino-5-4-piridil-1,3,4-tiadiazolo,5-4-pyridyl-1,3,4-thiazol-2-yl-amine PubChem CID: 121269 IUPAC Name: 5-pyridin-4-yl-1,3,4-thiadiazol-2-amine SMILES: C1=CN=CC=C1C2=NN=C(S2)N

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Specifications

PubChem CID	121269
CAS	2002-03-1
Molecular Weight (g/mol)	178.21
MDL Number	MFCD00205278
SMILES	C1=CN=CC=C1C2=NN=C(S2)N
Synonym	5-pyridin-4-yl-1,3,4-thiadiazol-2-amine,2-amino-5-4-pyridyl-1,3,4-thiadiazole,2-amino-5-4-pyridinyl-1,3,4-thiadiazole,5-4-pyridyl-1,3,4-thiadiazol-2-amine,5-pyridin-4-yl-1,3,4 thiadiazol-2-ylamine,2-amino-5-pyridin-4-yl-1,3,4-thiadiazole,pyridine, 4-2-amino-1,3,4-thiadiazol-5-yl,4-2-amino-1,3,4-thiadiazol-5-yl pyridine,2-amino-5-4-piridil-1,3,4-tiadiazolo,5-4-pyridyl-1,3,4-thiazol-2-yl-amine
IUPAC Name	5-pyridin-4-yl-1,3,4-thiadiazol-2-amine
InChI Key	KTWDTPBHCWJWGJ-UHFFFAOYSA-N
Molecular Formula	C7H6N4S

147

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 IUPAC Name: thiophen-3-ylmethanol SMILES: OCC1=CSC=C1

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Specifications

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
IUPAC Name	thiophen-3-ylmethanol
InChI Key	BOWIFWCBNWWZOG-UHFFFAOYSA-N
Molecular Formula	C5H6OS

148

3-Thiophenecarbonitrile, 94%, Thermo Scientific™

CAS: 1641-09-4 Molecular Formula: C₅H₃NS Molecular Weight (g/mol): 109.15 MDL Number: MFCD00151852 InChI Key: GSXCEVHRIVLFJV-UHFFFAOYSA-N Synonym: 3-cyanothiophene,3-thiophenecarbonitrile,thiophene-3-nitrile,pubchem5508,pubchem12351,acmc-209dqk,ksc176g4h PubChem CID: 74231 IUPAC Name: thiophene-3-carbonitrile SMILES: C1=CSC=C1C#N

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Specifications

PubChem CID	74231
CAS	1641-09-4
Molecular Weight (g/mol)	109.15
MDL Number	MFCD00151852
SMILES	C1=CSC=C1C#N
Synonym	3-cyanothiophene,3-thiophenecarbonitrile,thiophene-3-nitrile,pubchem5508,pubchem12351,acmc-209dqk,ksc176g4h
IUPAC Name	thiophene-3-carbonitrile
InChI Key	GSXCEVHRIVLFJV-UHFFFAOYSA-N
Molecular Formula	C₅H₃NS

149

2-Methylindole, 98+%

CAS: 95-20-5 Molecular Formula: C9H9N Molecular Weight (g/mol): 131.178 MDL Number: MFCD00005616 InChI Key: BHNHHSOHWZKFOX-UHFFFAOYSA-N Synonym: 2-methylindole,1h-indole, 2-methyl,indole, 2-methyl,2-methyl indole,unii-i7cn58827i,2-methylindol,methylketole,methyl indole,2-methyl-indole,pubchem7504 PubChem CID: 7224 ChEBI: CHEBI:49402 IUPAC Name: 2-methyl-1H-indole SMILES: CC1=CC2=CC=CC=C2N1

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Specifications

PubChem CID	7224
CAS	95-20-5
Molecular Weight (g/mol)	131.178
ChEBI	CHEBI:49402
MDL Number	MFCD00005616
SMILES	CC1=CC2=CC=CC=C2N1
Synonym	2-methylindole,1h-indole, 2-methyl,indole, 2-methyl,2-methyl indole,unii-i7cn58827i,2-methylindol,methylketole,methyl indole,2-methyl-indole,pubchem7504
IUPAC Name	2-methyl-1H-indole
InChI Key	BHNHHSOHWZKFOX-UHFFFAOYSA-N
Molecular Formula	C9H9N

150

2,5-Dimethylpyrazine, 99%

CAS: 123-32-0 Molecular Formula: C₆H₈N₂ Molecular Weight (g/mol): 108.14 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

Pricing & Availability
Specifications

PubChem CID	31252
CAS	123-32-0
Molecular Weight (g/mol)	108.14
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

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