Organoheterocyclic compounds

Organic compounds that consist of ring structures, or cyclic compounds that have atoms of at least two different elements as members of its ring(s).

Search Within Results

1,501 – 1,515 of 271,155 results

1,501

Promotions Available

4,5-Imidazoledicarboxylic acid, 99%, Thermo Scientific Chemicals

CAS: 570-22-9 Molecular Formula: C5H4N2O4 Molecular Weight (g/mol): 156.10 MDL Number: MFCD00005200 InChI Key: ZEVWQFWTGHFIDH-UHFFFAOYSA-N Synonym: 4,5-imidazoledicarboxylic acid,imidazole-4,5-dicarboxylic acid,glyoxalinedicarboxylic acid,4,5-dicarboxyimidazole,4,5-imidazoledicarboxylate,glycoxalinedicarboxylic acid,alpha-beta-imidazolecarboxylic acid,alpha,beta-imidazoledicarboxylic acid,4.5-imidazoledicarboxylic acid,4,5-imidazole dicarboxylic acid PubChem CID: 68442 IUPAC Name: 1H-imidazole-4,5-dicarboxylic acid SMILES: OC(=O)C1=C(N=CN1)C(O)=O

Pricing & Availability
Specifications

PubChem CID	68442
CAS	570-22-9
Molecular Weight (g/mol)	156.10
MDL Number	MFCD00005200
SMILES	OC(=O)C1=C(N=CN1)C(O)=O
Synonym	4,5-imidazoledicarboxylic acid,imidazole-4,5-dicarboxylic acid,glyoxalinedicarboxylic acid,4,5-dicarboxyimidazole,4,5-imidazoledicarboxylate,glycoxalinedicarboxylic acid,alpha-beta-imidazolecarboxylic acid,alpha,beta-imidazoledicarboxylic acid,4.5-imidazoledicarboxylic acid,4,5-imidazole dicarboxylic acid
IUPAC Name	1H-imidazole-4,5-dicarboxylic acid
InChI Key	ZEVWQFWTGHFIDH-UHFFFAOYSA-N
Molecular Formula	C5H4N2O4

1,502

Promotions Available

Methyl 2-bromothiazole-4-carboxylate, 96%, Thermo Scientific Chemicals

CAS: 170235-26-4 Molecular Formula: C5H4BrNO2S Molecular Weight (g/mol): 222.056 MDL Number: MFCD06659908 InChI Key: YOWKNNKTQWCYNC-UHFFFAOYSA-N PubChem CID: 2763213 IUPAC Name: methyl 2-bromo-1,3-thiazole-4-carboxylate SMILES: COC(=O)C1=CSC(=N1)Br

Pricing & Availability
Specifications

PubChem CID	2763213
CAS	170235-26-4
Molecular Weight (g/mol)	222.056
MDL Number	MFCD06659908
SMILES	COC(=O)C1=CSC(=N1)Br
IUPAC Name	methyl 2-bromo-1,3-thiazole-4-carboxylate
InChI Key	YOWKNNKTQWCYNC-UHFFFAOYSA-N
Molecular Formula	C5H4BrNO2S

1,503

Promotions Available

2-Amino-5-bromo-3-iodopyridine, 98%, Thermo Scientific Chemicals

CAS: 381233-96-1 Molecular Formula: C5H4BrIN2 Molecular Weight (g/mol): 298.91 MDL Number: MFCD06659000 InChI Key: XPERZSKJGNUSHI-UHFFFAOYSA-N Synonym: 2-amino-5-bromo-3-iodopyridine,5-bromo-3-iodo-pyridin-2-ylamine,2-amino-3-iodo-5-bromopyridine,5-bromo-3-iodo-2-pyridinamine,2-pyridinamine, 5-bromo-3-iodo,5-bromo-3-iodo-pyridin-2-amine,pubchem8081,acmc-1csc4,ksc495q4p,5-bromo-3-iodopyridine-2-amine PubChem CID: 1516508 IUPAC Name: 5-bromo-3-iodopyridin-2-amine SMILES: NC1=NC=C(Br)C=C1I

Pricing & Availability
Specifications

PubChem CID	1516508
CAS	381233-96-1
Molecular Weight (g/mol)	298.91
MDL Number	MFCD06659000
SMILES	NC1=NC=C(Br)C=C1I
Synonym	2-amino-5-bromo-3-iodopyridine,5-bromo-3-iodo-pyridin-2-ylamine,2-amino-3-iodo-5-bromopyridine,5-bromo-3-iodo-2-pyridinamine,2-pyridinamine, 5-bromo-3-iodo,5-bromo-3-iodo-pyridin-2-amine,pubchem8081,acmc-1csc4,ksc495q4p,5-bromo-3-iodopyridine-2-amine
IUPAC Name	5-bromo-3-iodopyridin-2-amine
InChI Key	XPERZSKJGNUSHI-UHFFFAOYSA-N
Molecular Formula	C5H4BrIN2

1,504

Promotions Available

Metronidazole, 99%

CAS: 443-48-1 Molecular Formula: C6H9N3O3 Molecular Weight (g/mol): 171.156 MDL Number: MFCD00009750 InChI Key: VAOCPAMSLUNLGC-UHFFFAOYSA-N Synonym: metronidazole,metronidazol,flagyl,2-methyl-5-nitroimidazole-1-ethanol,anagiardil,trichazol,gineflavir,meronidal,metronidaz,novonidazol PubChem CID: 4173 ChEBI: CHEBI:6909 IUPAC Name: 2-(2-methyl-5-nitroimidazol-1-yl)ethanol SMILES: CC1=NC=C(N1CCO)[N+](=O)[O-]

Pricing & Availability
Specifications

PubChem CID	4173
CAS	443-48-1
Molecular Weight (g/mol)	171.156
ChEBI	CHEBI:6909
MDL Number	MFCD00009750
SMILES	CC1=NC=C(N1CCO)[N+](=O)[O-]
Synonym	metronidazole,metronidazol,flagyl,2-methyl-5-nitroimidazole-1-ethanol,anagiardil,trichazol,gineflavir,meronidal,metronidaz,novonidazol
IUPAC Name	2-(2-methyl-5-nitroimidazol-1-yl)ethanol
InChI Key	VAOCPAMSLUNLGC-UHFFFAOYSA-N
Molecular Formula	C6H9N3O3

1,505

Promotions Available

2-Oxa-5-azaspiro[3.4]octane oxalate, 96%

CAS: 1389264-18-9 Molecular Formula: C8H13NO5 Molecular Weight (g/mol): 203.194 MDL Number: MFCD18325162 InChI Key: JFOZNINEJYPQQK-UHFFFAOYSA-N Synonym: 2-oxa-5-azaspiro 3.4 octane oxalate,2-oxa-5-aza-spiro 3.4 octane oxalate,2-oxa-5-azaspiro 3.4 octane oxalate salt,2-oxa-5-azaspiro 3.4 octane, hemioxalate salt,2-oxa-5-azaspiro 3.4 octane; oxalic acid PubChem CID: 72207353 IUPAC Name: 2-oxa-5-azaspiro[3.4]octane;oxalic acid SMILES: C1CC2(COC2)NC1.C(=O)(C(=O)O)O

Pricing & Availability
Specifications

PubChem CID	72207353
CAS	1389264-18-9
Molecular Weight (g/mol)	203.194
MDL Number	MFCD18325162
SMILES	C1CC2(COC2)NC1.C(=O)(C(=O)O)O
Synonym	2-oxa-5-azaspiro 3.4 octane oxalate,2-oxa-5-aza-spiro 3.4 octane oxalate,2-oxa-5-azaspiro 3.4 octane oxalate salt,2-oxa-5-azaspiro 3.4 octane, hemioxalate salt,2-oxa-5-azaspiro 3.4 octane; oxalic acid
IUPAC Name	2-oxa-5-azaspiro[3.4]octane;oxalic acid
InChI Key	JFOZNINEJYPQQK-UHFFFAOYSA-N
Molecular Formula	C8H13NO5

1,506

Promotions Available

4-Difluoromethoxy-2-fluorobenzeneboronic acid pinacol ester, 96%

CAS: 1628442-55-6 Molecular Formula: C13H16BF3O3 Molecular Weight (g/mol): 288.073 MDL Number: MFCD22419269 InChI Key: LLJRSXMGPKHUQX-UHFFFAOYSA-N Synonym: 2-4-difluoromethoxy-2-fluorophenyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane,4-difluoromethoxy-2-fluorobenzeneboronic acid pinacol ester PubChem CID: 79661309 IUPAC Name: 2-[4-(difluoromethoxy)-2-fluorophenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane SMILES: B1(OC(C(O1)(C)C)(C)C)C2=C(C=C(C=C2)OC(F)F)F

Pricing & Availability
Specifications

PubChem CID	79661309
CAS	1628442-55-6
Molecular Weight (g/mol)	288.073
MDL Number	MFCD22419269
SMILES	B1(OC(C(O1)(C)C)(C)C)C2=C(C=C(C=C2)OC(F)F)F
Synonym	2-4-difluoromethoxy-2-fluorophenyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane,4-difluoromethoxy-2-fluorobenzeneboronic acid pinacol ester
IUPAC Name	2-[4-(difluoromethoxy)-2-fluorophenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
InChI Key	LLJRSXMGPKHUQX-UHFFFAOYSA-N
Molecular Formula	C13H16BF3O3

1,507

Promotions Available

2-Iodo-5-(trifluoromethyl)pyridine, 96%

CAS: 100366-75-4 Molecular Formula: C6H3F3IN Molecular Weight (g/mol): 273.00 MDL Number: MFCD08741351 InChI Key: WSEVWIIOEQZEOU-UHFFFAOYSA-N PubChem CID: 22147841 IUPAC Name: 2-iodo-5-(trifluoromethyl)pyridine SMILES: FC(F)(F)C1=CN=C(I)C=C1

Pricing & Availability
Specifications

PubChem CID	22147841
CAS	100366-75-4
Molecular Weight (g/mol)	273.00
MDL Number	MFCD08741351
SMILES	FC(F)(F)C1=CN=C(I)C=C1
IUPAC Name	2-iodo-5-(trifluoromethyl)pyridine
InChI Key	WSEVWIIOEQZEOU-UHFFFAOYSA-N
Molecular Formula	C6H3F3IN

1,508

Promotions Available

2-Methylpyrimidine, 98%

CAS: 5053-43-0 Molecular Formula: C₅H₆N₂ Molecular Weight (g/mol): 94.11 InChI Key: LNJMHEJAYSYZKK-UHFFFAOYSA-N Synonym: pyrimidine, 2-methyl,2-methyl pyrimidine,pubchem21974,2-methyl-1,3-diazine,2-methylpyrimidine,pyrimidine, 2-methyl-6ci,7ci,8ci,9ci PubChem CID: 78748 IUPAC Name: 2-methylpyrimidine SMILES: CC1=NC=CC=N1

Pricing & Availability
Specifications

PubChem CID	78748
CAS	5053-43-0
Molecular Weight (g/mol)	94.11
SMILES	CC1=NC=CC=N1
Synonym	pyrimidine, 2-methyl,2-methyl pyrimidine,pubchem21974,2-methyl-1,3-diazine,2-methylpyrimidine,pyrimidine, 2-methyl-6ci,7ci,8ci,9ci
IUPAC Name	2-methylpyrimidine
InChI Key	LNJMHEJAYSYZKK-UHFFFAOYSA-N
Molecular Formula	C₅H₆N₂

1,509

Promotions Available

2-Amino-6-chloropyridine, 97%

CAS: 45644-21-1 Molecular Formula: C₅H₅ClN₂ Molecular Weight (g/mol): 128.56 MDL Number: MFCD00234068 InChI Key: OBYJTLDIQBWBHM-UHFFFAOYSA-N Synonym: 2-amino-6-chloropyridine,2-chloro-6-aminopyridine,2-pyridinamine, 6-chloro,6-chloro-2-pyridinamine,6-chloro-pyridin-2-ylamine,pyridine, 2-amino-6-chloro,6-chloropyridin-2-ylamine,6-chloro-2-pyridylamine,6-amino-2-chloropyridine,2-amino-6-chloropyridine 6-chloropyridin-2-ylamine PubChem CID: 206246 IUPAC Name: 6-chloropyridin-2-amine SMILES: C1=CC(=NC(=C1)Cl)N

Pricing & Availability
Specifications

PubChem CID	206246
CAS	45644-21-1
Molecular Weight (g/mol)	128.56
MDL Number	MFCD00234068
SMILES	C1=CC(=NC(=C1)Cl)N
Synonym	2-amino-6-chloropyridine,2-chloro-6-aminopyridine,2-pyridinamine, 6-chloro,6-chloro-2-pyridinamine,6-chloro-pyridin-2-ylamine,pyridine, 2-amino-6-chloro,6-chloropyridin-2-ylamine,6-chloro-2-pyridylamine,6-amino-2-chloropyridine,2-amino-6-chloropyridine 6-chloropyridin-2-ylamine
IUPAC Name	6-chloropyridin-2-amine
InChI Key	OBYJTLDIQBWBHM-UHFFFAOYSA-N
Molecular Formula	C₅H₅ClN₂

1,510

Promotions Available

3-Bromo-6-chloroimidazo[1,2-a]pyridine, 95%, Thermo Scientific Chemicals

CAS: 886371-28-4 Molecular Formula: C7H4BrClN2 Molecular Weight (g/mol): 231.477 MDL Number: MFCD08667858 InChI Key: LIBKDAUSMLPFBF-UHFFFAOYSA-N Synonym: 3-bromo-6-chloroimidazo 1,2-a pyridine,6-chloro-3-bromo-imidazo 1,2-a pyridine,acmc-209qvk,3-bromo-6-chloro-imidazo 1,2-a pyridine,imidazo 1,2-a pyridine, 3-bromo-6-chloro PubChem CID: 45790042 IUPAC Name: 3-bromo-6-chloroimidazo[1,2-a]pyridine SMILES: C1=CC2=NC=C(N2C=C1Cl)Br

Pricing & Availability
Specifications

PubChem CID	45790042
CAS	886371-28-4
Molecular Weight (g/mol)	231.477
MDL Number	MFCD08667858
SMILES	C1=CC2=NC=C(N2C=C1Cl)Br
Synonym	3-bromo-6-chloroimidazo 1,2-a pyridine,6-chloro-3-bromo-imidazo 1,2-a pyridine,acmc-209qvk,3-bromo-6-chloro-imidazo 1,2-a pyridine,imidazo 1,2-a pyridine, 3-bromo-6-chloro
IUPAC Name	3-bromo-6-chloroimidazo[1,2-a]pyridine
InChI Key	LIBKDAUSMLPFBF-UHFFFAOYSA-N
Molecular Formula	C7H4BrClN2

1,511

Promotions Available

2-[4-(1,3,4-Oxadiazol-2-yl)phenoxy]acetamidoxime, 97%

CAS: 258521-20-9 Molecular Formula: C10H10N4O3 Molecular Weight (g/mol): 234.22 MDL Number: MFCD01764763 InChI Key: RNDSGEINHPCNQK-UHFFFAOYSA-N Synonym: 2-4-1,3,4-oxadiazol-2-yl phenoxy acetamidoxime,1-hydroxyimino-2-4-1,3,4-oxadiazol-2-yl phenoxy ethylamine PubChem CID: 57376339 IUPAC Name: N'-hydroxy-2-[4-(1,3,4-oxadiazol-2-yl)phenoxy]ethanimidamide SMILES: NC(COC1=CC=C(C=C1)C1=NN=CO1)=NO

Pricing & Availability
Specifications

PubChem CID	57376339
CAS	258521-20-9
Molecular Weight (g/mol)	234.22
MDL Number	MFCD01764763
SMILES	NC(COC1=CC=C(C=C1)C1=NN=CO1)=NO
Synonym	2-4-1,3,4-oxadiazol-2-yl phenoxy acetamidoxime,1-hydroxyimino-2-4-1,3,4-oxadiazol-2-yl phenoxy ethylamine
IUPAC Name	N'-hydroxy-2-[4-(1,3,4-oxadiazol-2-yl)phenoxy]ethanimidamide
InChI Key	RNDSGEINHPCNQK-UHFFFAOYSA-N
Molecular Formula	C10H10N4O3

1,512

Promotions Available

MBD, 98%

CAS: 33984-50-8 Molecular Formula: C₁₄H₁₂N₄O₄ Molecular Weight (g/mol): 300.26 InChI Key: IENONFJSMWUIQQ-UHFFFAOYSA-N Synonym: 4-4-methoxybenzylamino-7-nitrobenzofurazan,4-4-methoxybenzylamino-7-nitro-2,1,3-benzoxadiazole,mbd,7-p-methoxybenzylamino-4-nitrobenz-2-oxa-1,3-diazole,2,1,3-benzoxadiazol-4-amine, n-4-methoxyphenyl methyl-7-nitro,benzofurazan, 4-p-methoxybenzyl amino-7-nitro,n-4-methoxyphenyl methyl-7-nitro-2,1,3-benzoxadiazol-4-amine PubChem CID: 99555 IUPAC Name: N-[(4-methoxyphenyl)methyl]-4-nitro-2,1,3-benzoxadiazol-7-amine SMILES: COC1=CC=C(C=C1)CNC2=CC=C(C3=NON=C23)[N+](=O)[O-]

Pricing & Availability
Specifications

PubChem CID	99555
CAS	33984-50-8
Molecular Weight (g/mol)	300.26
SMILES	COC1=CC=C(C=C1)CNC2=CC=C(C3=NON=C23)[N+](=O)[O-]
Synonym	4-4-methoxybenzylamino-7-nitrobenzofurazan,4-4-methoxybenzylamino-7-nitro-2,1,3-benzoxadiazole,mbd,7-p-methoxybenzylamino-4-nitrobenz-2-oxa-1,3-diazole,2,1,3-benzoxadiazol-4-amine, n-4-methoxyphenyl methyl-7-nitro,benzofurazan, 4-p-methoxybenzyl amino-7-nitro,n-4-methoxyphenyl methyl-7-nitro-2,1,3-benzoxadiazol-4-amine
IUPAC Name	N-[(4-methoxyphenyl)methyl]-4-nitro-2,1,3-benzoxadiazol-7-amine
InChI Key	IENONFJSMWUIQQ-UHFFFAOYSA-N
Molecular Formula	C₁₄H₁₂N₄O₄

1,513

Promotions Available

3-Amino-4-iodo-1H-indazole, 95%, Thermo Scientific™

CAS: 599191-73-8 Molecular Formula: C7H6IN3 Molecular Weight (g/mol): 259.05 MDL Number: MFCD03426697 InChI Key: OEQIVIYSUJXCFG-UHFFFAOYSA-N Synonym: 4-iodo-1h-indazol-3-ylamine,3-amino-4-iodo-1h-indazole,1h-indazol-3-amine, 4-iodo,3-amino-4-iodoindazole,4-iodo-1h-indazol-amine,ksc268o0n,4-iodo-1h-indazole-3-amine,4-iodo-1h-indazole-3-ylamine,3-amino-4-iodo-indazole PubChem CID: 4057787 IUPAC Name: 4-iodo-1H-indazol-3-amine SMILES: NC1=NNC2=CC=CC(I)=C12

Pricing & Availability
Specifications

PubChem CID	4057787
CAS	599191-73-8
Molecular Weight (g/mol)	259.05
MDL Number	MFCD03426697
SMILES	NC1=NNC2=CC=CC(I)=C12
Synonym	4-iodo-1h-indazol-3-ylamine,3-amino-4-iodo-1h-indazole,1h-indazol-3-amine, 4-iodo,3-amino-4-iodoindazole,4-iodo-1h-indazol-amine,ksc268o0n,4-iodo-1h-indazole-3-amine,4-iodo-1h-indazole-3-ylamine,3-amino-4-iodo-indazole
IUPAC Name	4-iodo-1H-indazol-3-amine
InChI Key	OEQIVIYSUJXCFG-UHFFFAOYSA-N
Molecular Formula	C7H6IN3

1,514

Promotions Available

5-Chloro-1,2,4-triazolo[4,3-a]pyridine, 97%

CAS: 27187-13-9 Molecular Formula: C6H4ClN3 Molecular Weight (g/mol): 153.57 MDL Number: MFCD11109431 InChI Key: FBQZXTMUYNKLRF-UHFFFAOYSA-N Synonym: 5-chloro-1,2,4 triazolo 4,3-a pyridine,5-chloro-1,2,4-triazolo 4,3-a pyridine,1,2,4-triazolo 4,3-a pyridine, 5-chloro,5-chloro 1,2,4 triazolo 4,3-a pyridine PubChem CID: 324440 IUPAC Name: 5-chloro-[1,2,4]triazolo[4,3-a]pyridine SMILES: ClC1=CC=CC2=NN=CN12

Pricing & Availability
Specifications

PubChem CID	324440
CAS	27187-13-9
Molecular Weight (g/mol)	153.57
MDL Number	MFCD11109431
SMILES	ClC1=CC=CC2=NN=CN12
Synonym	5-chloro-1,2,4 triazolo 4,3-a pyridine,5-chloro-1,2,4-triazolo 4,3-a pyridine,1,2,4-triazolo 4,3-a pyridine, 5-chloro,5-chloro 1,2,4 triazolo 4,3-a pyridine
IUPAC Name	5-chloro-[1,2,4]triazolo[4,3-a]pyridine
InChI Key	FBQZXTMUYNKLRF-UHFFFAOYSA-N
Molecular Formula	C6H4ClN3

1,515

Promotions Available

Ethyl (R)-nipecotate L-tartrate, 98%, Thermo Scientific Chemicals

CAS: 167392-57-6 Molecular Formula: C12H21NO8 Molecular Weight (g/mol): 307.299 MDL Number: MFCD00799538 InChI Key: HHPGQKZOPPDLNH-RATVZYDNSA-N Synonym: s,s-tartaric acid; ethyl 3r-piperidine-3-carboxylate,3s-2,3-bis oxidanyl butanedioic acid; ethyl 3r-piperidine-3-carboxylate,3s-2,3-dihydroxybutanedioic acid; 3r-3-piperidinecarboxylic acid ethyl ester PubChem CID: 53249980 IUPAC Name: (3S)-2,3-dihydroxybutanedioic acid;ethyl (3R)-piperidine-3-carboxylate SMILES: CCOC(=O)C1CCCNC1.C(C(C(=O)O)O)(C(=O)O)O

Pricing & Availability
Specifications

PubChem CID	53249980
CAS	167392-57-6
Molecular Weight (g/mol)	307.299
MDL Number	MFCD00799538
SMILES	CCOC(=O)C1CCCNC1.C(C(C(=O)O)O)(C(=O)O)O
Synonym	s,s-tartaric acid; ethyl 3r-piperidine-3-carboxylate,3s-2,3-bis oxidanyl butanedioic acid; ethyl 3r-piperidine-3-carboxylate,3s-2,3-dihydroxybutanedioic acid; 3r-3-piperidinecarboxylic acid ethyl ester
IUPAC Name	(3S)-2,3-dihydroxybutanedioic acid;ethyl (3R)-piperidine-3-carboxylate
InChI Key	HHPGQKZOPPDLNH-RATVZYDNSA-N
Molecular Formula	C12H21NO8

Organoheterocyclic compounds

Filtered Search Results

Narrow Results