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).

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2,746 – 2,760 of 218,810 results

2,746

3-Chlorothiophene-2-carboxylic acid, 97+%

CAS: 59337-89-2 Molecular Formula: C5H3ClO2S Molecular Weight (g/mol): 162.587 MDL Number: MFCD00043888 InChI Key: BXEAAHIHFFIMIE-UHFFFAOYSA-N Synonym: 3-chloro-2-thiophenecarboxylic acid,3-chlorothiophene-2-carboxylicacid,2-thiophenecarboxylic acid, chloro,3-chloro-thiophene-2-carboxylic acid,pubchem5491,chlorothiophenecarboxylic,acmc-20agf8,maybridge1_004006,ksc274e4d,3-chlorothiophenecarboxylic acid PubChem CID: 701269 IUPAC Name: 3-chlorothiophene-2-carboxylic acid SMILES: C1=CSC(=C1Cl)C(=O)O

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PubChem CID	701269
CAS	59337-89-2
Molecular Weight (g/mol)	162.587
MDL Number	MFCD00043888
SMILES	C1=CSC(=C1Cl)C(=O)O
Synonym	3-chloro-2-thiophenecarboxylic acid,3-chlorothiophene-2-carboxylicacid,2-thiophenecarboxylic acid, chloro,3-chloro-thiophene-2-carboxylic acid,pubchem5491,chlorothiophenecarboxylic,acmc-20agf8,maybridge1_004006,ksc274e4d,3-chlorothiophenecarboxylic acid
IUPAC Name	3-chlorothiophene-2-carboxylic acid
InChI Key	BXEAAHIHFFIMIE-UHFFFAOYSA-N
Molecular Formula	C5H3ClO2S

2,747

2-Bromonicotinic acid, 97%

CAS: 35905-85-2 Molecular Formula: C6H4BrNO2 Molecular Weight (g/mol): 202.007 MDL Number: MFCD01646068 InChI Key: MMWNKXIFVYQOTK-UHFFFAOYSA-N Synonym: 2-bromonicotinic acid,2-bromo-3-pyridinecarboxylic acid,3-pyridinecarboxylic acid, 2-bromo,2-bromo-nicotinic acid,2-bromo-3-carboxypyridine,3-bromopyridine-3-carboxylic acid,bromo-nicotinic acid,pubchem5071,acmc-1aj4p,ksc223s8f PubChem CID: 233262 IUPAC Name: 2-bromopyridine-3-carboxylic acid SMILES: C1=CC(=C(N=C1)Br)C(=O)O

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Specifications

PubChem CID	233262
CAS	35905-85-2
Molecular Weight (g/mol)	202.007
MDL Number	MFCD01646068
SMILES	C1=CC(=C(N=C1)Br)C(=O)O
Synonym	2-bromonicotinic acid,2-bromo-3-pyridinecarboxylic acid,3-pyridinecarboxylic acid, 2-bromo,2-bromo-nicotinic acid,2-bromo-3-carboxypyridine,3-bromopyridine-3-carboxylic acid,bromo-nicotinic acid,pubchem5071,acmc-1aj4p,ksc223s8f
IUPAC Name	2-bromopyridine-3-carboxylic acid
InChI Key	MMWNKXIFVYQOTK-UHFFFAOYSA-N
Molecular Formula	C6H4BrNO2

2,748

8-Methylquinoline, 97%

CAS: 611-32-5 Molecular Formula: C10H9N Molecular Weight (g/mol): 143.19 MDL Number: MFCD00006810 InChI Key: JRLTTZUODKEYDH-UHFFFAOYSA-N Synonym: quinoline, 8-methyl,8-methyl-quinoline,ccris 408,8-methyl,o-toluquinoline,8-metyl quinoline,8-methyl quinoline,pubchem5806,acmc-209mpf,dsstox_cid_888 PubChem CID: 11910 ChEBI: CHEBI:48984 IUPAC Name: 8-methylquinoline SMILES: CC1=C2N=CC=CC2=CC=C1

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Specifications

PubChem CID	11910
CAS	611-32-5
Molecular Weight (g/mol)	143.19
ChEBI	CHEBI:48984
MDL Number	MFCD00006810
SMILES	CC1=C2N=CC=CC2=CC=C1
Synonym	quinoline, 8-methyl,8-methyl-quinoline,ccris 408,8-methyl,o-toluquinoline,8-metyl quinoline,8-methyl quinoline,pubchem5806,acmc-209mpf,dsstox_cid_888
IUPAC Name	8-methylquinoline
InChI Key	JRLTTZUODKEYDH-UHFFFAOYSA-N
Molecular Formula	C10H9N

2,749

5,5-Dimethyl-1-pyrroline N-oxide, ≥98.0% (GC), MilliporeSigma™ Supelco™

MDL Number: MFCD00005279 Synonym: DMPO

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Specifications

MDL Number	MFCD00005279
Synonym	DMPO

2,750

5-Bromo-2-chloropyridine, 98%

CAS: 53939-30-3 Molecular Formula: C5H3BrClN Molecular Weight (g/mol): 192.44 MDL Number: MFCD01318951 InChI Key: PEAOEIWYQVXZMB-UHFFFAOYSA-N Synonym: 2-chloro-5-bromopyridine,5-bromo-2-chloro-pyridine,pyridine, 5-bromo-2-chloro,2-chloro-5-bromo-pyridine,2-chlorine-5-bromine pyridine,pubchem1168,acmc-1afhf,3-bromo-6-chloropyridine,2-chloro-5-bromo pyridine,3-bromo-6-chloro-pyridine PubChem CID: 2734414 IUPAC Name: 5-bromo-2-chloropyridine SMILES: C1=CC(=NC=C1Br)Cl

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PubChem CID	2734414
CAS	53939-30-3
Molecular Weight (g/mol)	192.44
MDL Number	MFCD01318951
SMILES	C1=CC(=NC=C1Br)Cl
Synonym	2-chloro-5-bromopyridine,5-bromo-2-chloro-pyridine,pyridine, 5-bromo-2-chloro,2-chloro-5-bromo-pyridine,2-chlorine-5-bromine pyridine,pubchem1168,acmc-1afhf,3-bromo-6-chloropyridine,2-chloro-5-bromo pyridine,3-bromo-6-chloro-pyridine
IUPAC Name	5-bromo-2-chloropyridine
InChI Key	PEAOEIWYQVXZMB-UHFFFAOYSA-N
Molecular Formula	C5H3BrClN

2,751

4-Chloro-3-fluoropyridine, 95%

CAS: 2546-56-7 Molecular Formula: C5H3ClFN Molecular Weight (g/mol): 131.53 MDL Number: MFCD03453233 InChI Key: BEQUUSCRAKEKQM-UHFFFAOYSA-N Synonym: pyridine, 4-chloro-3-fluoro,3-fluoro-4-chloro pyridine,3-fluoro-4-chloropyridine hydrochloride,pubchem6667,4-chloro-3fluoropyridine,3-fluoro-4-chloropyridine,acmc-209x6p,4-chloro-3-fluoro-pyridin,3-fluoro-4-chloro-pyridine,4-chloro-3-fluoro-pyridine PubChem CID: 3852429 IUPAC Name: 4-chloro-3-fluoropyridine SMILES: FC1=C(Cl)C=CN=C1

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Specifications

PubChem CID	3852429
CAS	2546-56-7
Molecular Weight (g/mol)	131.53
MDL Number	MFCD03453233
SMILES	FC1=C(Cl)C=CN=C1
Synonym	pyridine, 4-chloro-3-fluoro,3-fluoro-4-chloro pyridine,3-fluoro-4-chloropyridine hydrochloride,pubchem6667,4-chloro-3fluoropyridine,3-fluoro-4-chloropyridine,acmc-209x6p,4-chloro-3-fluoro-pyridin,3-fluoro-4-chloro-pyridine,4-chloro-3-fluoro-pyridine
IUPAC Name	4-chloro-3-fluoropyridine
InChI Key	BEQUUSCRAKEKQM-UHFFFAOYSA-N
Molecular Formula	C5H3ClFN

2,752

Phenanthridine, 98%

CAS: 229-87-8 Molecular Formula: C₁₃H₉N Molecular Weight (g/mol): 179.22 MDL Number: MFCD00004989 InChI Key: RDOWQLZANAYVLL-UHFFFAOYSA-N Synonym: 6-phenanthridine,benzo c quinoline,3,4-benzoquinoline,9-azaphenanthrene,3,4-benzoisoquinoline,5-azaphenanthrene,unii-62qgs7cps6,ccris 1234,62qgs7cps6 PubChem CID: 9189 ChEBI: CHEBI:36421 IUPAC Name: phenanthridine SMILES: C1=CC=C2C(=C1)C=NC3=CC=CC=C23

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Specifications

PubChem CID	9189
CAS	229-87-8
Molecular Weight (g/mol)	179.22
ChEBI	CHEBI:36421
MDL Number	MFCD00004989
SMILES	C1=CC=C2C(=C1)C=NC3=CC=CC=C23
Synonym	6-phenanthridine,benzo c quinoline,3,4-benzoquinoline,9-azaphenanthrene,3,4-benzoisoquinoline,5-azaphenanthrene,unii-62qgs7cps6,ccris 1234,62qgs7cps6
IUPAC Name	phenanthridine
InChI Key	RDOWQLZANAYVLL-UHFFFAOYSA-N
Molecular Formula	C₁₃H₉N

2,753

(S)-(+)-3-Amino-1-BOC-piperidine, 95%

CAS: 625471-18-3 Molecular Formula: C10H20N2O2 Molecular Weight (g/mol): 200.28 MDL Number: MFCD03094718 InChI Key: AKQXKEBCONUWCL-UHFFFAOYNA-N Synonym: s-1-boc-3-aminopiperidine,s-3-amino-1-n-boc-piperidine,tert-butyl 3s-3-aminopiperidine-1-carboxylate,s-tert-butyl 3-aminopiperidine-1-carboxylate,s-3-amino-1-boc-piperidine,s-+-3-amino-1-boc-piperidine,3s-3-aminopiperidine, n1-boc protected,s-1-boc-3-amniopiperidine,s-3-amino-piperidine-1-carboxylic acid tert-butyl ester,s-3-amino-n-tboc-piperidine PubChem CID: 1501975 IUPAC Name: tert-butyl (3S)-3-aminopiperidine-1-carboxylate SMILES: CC(C)(C)OC(=O)N1CCCC(N)C1

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Specifications

PubChem CID	1501975
CAS	625471-18-3
Molecular Weight (g/mol)	200.28
MDL Number	MFCD03094718
SMILES	CC(C)(C)OC(=O)N1CCCC(N)C1
Synonym	s-1-boc-3-aminopiperidine,s-3-amino-1-n-boc-piperidine,tert-butyl 3s-3-aminopiperidine-1-carboxylate,s-tert-butyl 3-aminopiperidine-1-carboxylate,s-3-amino-1-boc-piperidine,s-+-3-amino-1-boc-piperidine,3s-3-aminopiperidine, n1-boc protected,s-1-boc-3-amniopiperidine,s-3-amino-piperidine-1-carboxylic acid tert-butyl ester,s-3-amino-n-tboc-piperidine
IUPAC Name	tert-butyl (3S)-3-aminopiperidine-1-carboxylate
InChI Key	AKQXKEBCONUWCL-UHFFFAOYNA-N
Molecular Formula	C10H20N2O2

2,754

2-Bromo-4-cyanopyridine, 97%

CAS: 10386-27-3 Molecular Formula: C6H3BrN2 Molecular Weight (g/mol): 183.01 MDL Number: MFCD07367879 InChI Key: AWSJFEKOXQBDSL-UHFFFAOYSA-N Synonym: 2-bromo-4-cyanopyridine,2-bromoisonicotinonitrile,2-bromo-isoniconinonitrile,4-pyridinecarbonitrile, 2-bromo,2-bromo-isonicotinonitrile,2-bromo-4-pyridinecarbonitrile,pubchem14366,2-bromoisonicotnonitrile,2-bromo-4-cyano pyridine,2-bromo-4-cyano-pyridine PubChem CID: 11735544 IUPAC Name: 2-bromopyridine-4-carbonitrile SMILES: BrC1=NC=CC(=C1)C#N

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Specifications

PubChem CID	11735544
CAS	10386-27-3
Molecular Weight (g/mol)	183.01
MDL Number	MFCD07367879
SMILES	BrC1=NC=CC(=C1)C#N
Synonym	2-bromo-4-cyanopyridine,2-bromoisonicotinonitrile,2-bromo-isoniconinonitrile,4-pyridinecarbonitrile, 2-bromo,2-bromo-isonicotinonitrile,2-bromo-4-pyridinecarbonitrile,pubchem14366,2-bromoisonicotnonitrile,2-bromo-4-cyano pyridine,2-bromo-4-cyano-pyridine
IUPAC Name	2-bromopyridine-4-carbonitrile
InChI Key	AWSJFEKOXQBDSL-UHFFFAOYSA-N
Molecular Formula	C6H3BrN2

2,755

1-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]piperidine, 97%, Thermo Scientific™

CAS: 852227-96-4 Molecular Formula: C17H26BNO2 Molecular Weight (g/mol): 287.21 MDL Number: MFCD07368524 InChI Key: OTOKWHGMHAAFRM-UHFFFAOYSA-N Synonym: 1-4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl phenyl piperidine,4-1-piperidinyl benzeneboronic acid pinacol ester,1-4-tetramethyl-1,3,2-dioxaborolan-2-yl phenyl piperidine,1-4-4,4,5,5-tetramethyl-1,3,2 dioxaborolan-2-yl-phenyl-piperidine,piperidine,1-4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl phenyl,amtb222,4-piperidin-1-yl phenyl boronic acid pinacol ester,1-4-4,4,5,5-tetramethyl-1,3,2 dioxaborolan-2-yl phenyl piperidine,1-4-4,4,5,5-tetramethyl-1,3,2-dioxaborolane-2-yl phenyl piperidine PubChem CID: 4961250 IUPAC Name: 1-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]piperidine SMILES: CC1(C)OB(OC1(C)C)C1=CC=C(C=C1)N1CCCCC1

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PubChem CID	4961250
CAS	852227-96-4
Molecular Weight (g/mol)	287.21
MDL Number	MFCD07368524
SMILES	CC1(C)OB(OC1(C)C)C1=CC=C(C=C1)N1CCCCC1
Synonym	1-4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl phenyl piperidine,4-1-piperidinyl benzeneboronic acid pinacol ester,1-4-tetramethyl-1,3,2-dioxaborolan-2-yl phenyl piperidine,1-4-4,4,5,5-tetramethyl-1,3,2 dioxaborolan-2-yl-phenyl-piperidine,piperidine,1-4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl phenyl,amtb222,4-piperidin-1-yl phenyl boronic acid pinacol ester,1-4-4,4,5,5-tetramethyl-1,3,2 dioxaborolan-2-yl phenyl piperidine,1-4-4,4,5,5-tetramethyl-1,3,2-dioxaborolane-2-yl phenyl piperidine
IUPAC Name	1-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]piperidine
InChI Key	OTOKWHGMHAAFRM-UHFFFAOYSA-N
Molecular Formula	C17H26BNO2

2,756

2-Methyl-1,3-dithiolane, 99%

CAS: 5616-51-3 Molecular Formula: C4H8S2 Molecular Weight (g/mol): 120.23 MDL Number: MFCD01729666 InChI Key: CARJCVDELAMAEJ-UHFFFAOYSA-N Synonym: 1,3-dithiolane, 2-methyl,2-methyl-1,3-dithiacyclopentane,unii-4o81r0spr0,1,3-dithiolane,2-methyl,fema no. 3705,acmc-20anre,acetaldehdye ethylene thioacetal PubChem CID: 21828 IUPAC Name: 2-methyl-1,3-dithiolane SMILES: CC1SCCS1

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Specifications

PubChem CID	21828
CAS	5616-51-3
Molecular Weight (g/mol)	120.23
MDL Number	MFCD01729666
SMILES	CC1SCCS1
Synonym	1,3-dithiolane, 2-methyl,2-methyl-1,3-dithiacyclopentane,unii-4o81r0spr0,1,3-dithiolane,2-methyl,fema no. 3705,acmc-20anre,acetaldehdye ethylene thioacetal
IUPAC Name	2-methyl-1,3-dithiolane
InChI Key	CARJCVDELAMAEJ-UHFFFAOYSA-N
Molecular Formula	C4H8S2

2,757

6-Amino-7-bromo-9-methyl-7-deazapurine, 97%, Thermo Scientific Chemicals

CAS: 1337532-51-0 Molecular Formula: C7H7BrN4 Molecular Weight (g/mol): 227.065 MDL Number: MFCD20486185 InChI Key: SCHJLAFNBDGWJN-UHFFFAOYSA-N Synonym: 5-bromo-7-methyl-7h-pyrrolo 2,3-d pyrimidin-4-amine,5-bromo-7-methylpyrrolo 2,3-d pyrimidin-4-amine,6-amino-7-bromo-9-methyl-7-deazapurine,5-bromo-7-methyl-7h-pyrrolo-2,3-d pyrimidin-4-amine,7h-pyrrolo 2,3-d pyrimidin-4-amine,5-bromo-7-methyl,7h-pyrrolo 2,3-d pyrimidin-4-amine, 5-bromo-7-methyl PubChem CID: 66560938 IUPAC Name: 5-bromo-7-methylpyrrolo[2,3-d]pyrimidin-4-amine SMILES: CN1C=C(C2=C1N=CN=C2N)Br

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Specifications

PubChem CID	66560938
CAS	1337532-51-0
Molecular Weight (g/mol)	227.065
MDL Number	MFCD20486185
SMILES	CN1C=C(C2=C1N=CN=C2N)Br
Synonym	5-bromo-7-methyl-7h-pyrrolo 2,3-d pyrimidin-4-amine,5-bromo-7-methylpyrrolo 2,3-d pyrimidin-4-amine,6-amino-7-bromo-9-methyl-7-deazapurine,5-bromo-7-methyl-7h-pyrrolo-2,3-d pyrimidin-4-amine,7h-pyrrolo 2,3-d pyrimidin-4-amine,5-bromo-7-methyl,7h-pyrrolo 2,3-d pyrimidin-4-amine, 5-bromo-7-methyl
IUPAC Name	5-bromo-7-methylpyrrolo[2,3-d]pyrimidin-4-amine
InChI Key	SCHJLAFNBDGWJN-UHFFFAOYSA-N
Molecular Formula	C7H7BrN4

2,758

Thiazole, 99%

CAS: 288-47-1 Molecular Formula: C3H3NS Molecular Weight (g/mol): 85.12 MDL Number: MFCD00005315 InChI Key: FZWLAAWBMGSTSO-UHFFFAOYSA-N Synonym: thiazole,thiazol,unii-320rcw8pef,fema no. 3615,ccris 3205,320rcw8pef,lom,racemic thiazole,5h-thiazol-1-ium PubChem CID: 9256 ChEBI: CHEBI:43732 IUPAC Name: 1,3-thiazole SMILES: S1C=CN=C1

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Specifications

PubChem CID	9256
CAS	288-47-1
Molecular Weight (g/mol)	85.12
ChEBI	CHEBI:43732
MDL Number	MFCD00005315
SMILES	S1C=CN=C1
Synonym	thiazole,thiazol,unii-320rcw8pef,fema no. 3615,ccris 3205,320rcw8pef,lom,racemic thiazole,5h-thiazol-1-ium
IUPAC Name	1,3-thiazole
InChI Key	FZWLAAWBMGSTSO-UHFFFAOYSA-N
Molecular Formula	C3H3NS

2,759

1-Acetylpiperidine-4-carbonyl chloride, 97%, may contain up to ca 1M free HCl

CAS: 59084-16-1 Molecular Formula: C8H12ClNO2 Molecular Weight (g/mol): 189.639 MDL Number: MFCD02094017 InChI Key: OHCPVLJEAHBMEG-UHFFFAOYSA-N Synonym: 1-acetylisonipecotoyl chloride,n-acetylisonipecotoyl chloride,1-acetyl-4-piperidinecarbonyl chloride,1-acetyl isonipecotoyl chloride,acmc-20aoys,acetylisonipecotoyl chloride,1acetylisonipecotoyl chloride,n-acetylisonipecotyl chloride,ksc274a6b,n-acetyl isonipecotoyl chloride PubChem CID: 100950 IUPAC Name: 1-acetylpiperidine-4-carbonyl chloride SMILES: CC(=O)N1CCC(CC1)C(=O)Cl

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Specifications

PubChem CID	100950
CAS	59084-16-1
Molecular Weight (g/mol)	189.639
MDL Number	MFCD02094017
SMILES	CC(=O)N1CCC(CC1)C(=O)Cl
Synonym	1-acetylisonipecotoyl chloride,n-acetylisonipecotoyl chloride,1-acetyl-4-piperidinecarbonyl chloride,1-acetyl isonipecotoyl chloride,acmc-20aoys,acetylisonipecotoyl chloride,1acetylisonipecotoyl chloride,n-acetylisonipecotyl chloride,ksc274a6b,n-acetyl isonipecotoyl chloride
IUPAC Name	1-acetylpiperidine-4-carbonyl chloride
InChI Key	OHCPVLJEAHBMEG-UHFFFAOYSA-N
Molecular Formula	C8H12ClNO2

2,760

(-)-Cinchonidine, 99% (total base), may cont. up to 5% quinine

CAS: 485-71-2 Molecular Formula: C19H22N2O Molecular Weight (g/mol): 294.40 MDL Number: MFCD00006783 InChI Key: KMPWYEUPVWOPIM-UHFFFAOYNA-N Synonym: cinchonidine PubChem CID: 45358337 SMILES: OC(C1CC2CCN1CC2C=C)C1=C2C=CC=CC2=NC=C1

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Specifications

PubChem CID	45358337
CAS	485-71-2
Molecular Weight (g/mol)	294.40
MDL Number	MFCD00006783
SMILES	OC(C1CC2CCN1CC2C=C)C1=C2C=CC=CC2=NC=C1
Synonym	cinchonidine
InChI Key	KMPWYEUPVWOPIM-UHFFFAOYNA-N
Molecular Formula	C19H22N2O

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