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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1,291 – 1,305 of 270,890 results

1,291

tert-Butyl 4-[5-(hydroxymethyl)pyrid-2-yl]piperazine-1-carboxylate, ≥97%, Thermo Scientific™

CAS: 857284-20-9 Molecular Formula: C15H23N3O3 Molecular Weight (g/mol): 293.367 MDL Number: MFCD08060526 InChI Key: QKCHWJYIPFBVRD-UHFFFAOYSA-N Synonym: tert-butyl 4-5-hydroxymethyl pyrid-2-yl piperazine-1-carboxylate,tert-butyl 4-5-hydroxymethyl pyridin-2-yl piperazine-1-carboxylate,1-piperazinecarboxylicacid, 4-5-hydroxymethyl-2-pyridinyl-, 1,1-dimethylethyl ester,1-piperazinecarboxylicacid,4-5-hydroxymethyl-2-pyridinyl-,1,1-dimethylethyl ester PubChem CID: 7537576 IUPAC Name: tert-butyl 4-[5-(hydroxymethyl)pyridin-2-yl]piperazine-1-carboxylate SMILES: CC(C)(C)OC(=O)N1CCN(CC1)C2=NC=C(C=C2)CO

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Specifications

PubChem CID	7537576
CAS	857284-20-9
Molecular Weight (g/mol)	293.367
MDL Number	MFCD08060526
SMILES	CC(C)(C)OC(=O)N1CCN(CC1)C2=NC=C(C=C2)CO
Synonym	tert-butyl 4-5-hydroxymethyl pyrid-2-yl piperazine-1-carboxylate,tert-butyl 4-5-hydroxymethyl pyridin-2-yl piperazine-1-carboxylate,1-piperazinecarboxylicacid, 4-5-hydroxymethyl-2-pyridinyl-, 1,1-dimethylethyl ester,1-piperazinecarboxylicacid,4-5-hydroxymethyl-2-pyridinyl-,1,1-dimethylethyl ester
IUPAC Name	tert-butyl 4-[5-(hydroxymethyl)pyridin-2-yl]piperazine-1-carboxylate
InChI Key	QKCHWJYIPFBVRD-UHFFFAOYSA-N
Molecular Formula	C15H23N3O3

1,292

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Phthalhydrazide, 99%

CAS: 1445-69-8 Molecular Formula: C8H6N2O2 Molecular Weight (g/mol): 162.15 MDL Number: MFCD00006888 InChI Key: JNQUJPBFSQETPT-UHFFFAOYNA-N Synonym: 2,3-dihydro-1,4-phthalazinedione,phthalazine-1,4-diol,phtalylhydrazine,1,2,3,4-tetrahydrophthalazine-1,4-dione,1,4-phthalazinedione, 2,3-dihydro,1 2h-phthalazinone, 4-hydroxy,2,3-dihydro-phthalazine-1,4-dione,phthalhydrazine,phthalylhydrazine,phthaloylhydrazine PubChem CID: 219401 IUPAC Name: 2,3-dihydrophthalazine-1,4-dione SMILES: O=C1N=NC(=O)C2C=CC=CC12

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Specifications

PubChem CID	219401
CAS	1445-69-8
Molecular Weight (g/mol)	162.15
MDL Number	MFCD00006888
SMILES	O=C1N=NC(=O)C2C=CC=CC12
Synonym	2,3-dihydro-1,4-phthalazinedione,phthalazine-1,4-diol,phtalylhydrazine,1,2,3,4-tetrahydrophthalazine-1,4-dione,1,4-phthalazinedione, 2,3-dihydro,1 2h-phthalazinone, 4-hydroxy,2,3-dihydro-phthalazine-1,4-dione,phthalhydrazine,phthalylhydrazine,phthaloylhydrazine
IUPAC Name	2,3-dihydrophthalazine-1,4-dione
InChI Key	JNQUJPBFSQETPT-UHFFFAOYNA-N
Molecular Formula	C8H6N2O2

1,293

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1-Chloro-4-phenylphthalazine, 96%

CAS: 10132-01-1 Molecular Formula: C14H9ClN2 Molecular Weight (g/mol): 240.69 MDL Number: MFCD00524786 InChI Key: WJJDLSHYLZRFDD-UHFFFAOYSA-N Synonym: 1-chloro-4-phenyl-phthalazine,phthalazine,1-chloro-4-phenyl,4-chloro-1-phenylphthalazine PubChem CID: 272109 IUPAC Name: 1-chloro-4-phenylphthalazine SMILES: C1=CC=C(C=C1)C2=NN=C(C3=CC=CC=C32)Cl

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Specifications

PubChem CID	272109
CAS	10132-01-1
Molecular Weight (g/mol)	240.69
MDL Number	MFCD00524786
SMILES	C1=CC=C(C=C1)C2=NN=C(C3=CC=CC=C32)Cl
Synonym	1-chloro-4-phenyl-phthalazine,phthalazine,1-chloro-4-phenyl,4-chloro-1-phenylphthalazine
IUPAC Name	1-chloro-4-phenylphthalazine
InChI Key	WJJDLSHYLZRFDD-UHFFFAOYSA-N
Molecular Formula	C14H9ClN2

1,294

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6-Bromophthalazin-1(4H)-one, 98%

CAS: 75884-70-7 Molecular Formula: C8H5BrN2O Molecular Weight (g/mol): 225.05 MDL Number: MFCD09264003 InChI Key: QMONLZVJOOMKRW-UHFFFAOYSA-N PubChem CID: 11535918 IUPAC Name: 6-bromo-1,2-dihydrophthalazin-1-one SMILES: BrC1=CC=C2C(=O)NN=CC2=C1

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Specifications

PubChem CID	11535918
CAS	75884-70-7
Molecular Weight (g/mol)	225.05
MDL Number	MFCD09264003
SMILES	BrC1=CC=C2C(=O)NN=CC2=C1
IUPAC Name	6-bromo-1,2-dihydrophthalazin-1-one
InChI Key	QMONLZVJOOMKRW-UHFFFAOYSA-N
Molecular Formula	C8H5BrN2O

1,295

3-Phenylcinnoline-4-carboxylic acid, 97%, Thermo Scientific™

CAS: 10604-21-4 Molecular Formula: C15H10N2O2 Molecular Weight (g/mol): 250.257 MDL Number: MFCD00219795 InChI Key: UGJHDXUWDLKCDG-UHFFFAOYSA-N Synonym: 4-cinnolinecarboxylicacid, 3-phenyl,maybridge1_004872,3-phenyl-cinnoline-4-carboxylic acid PubChem CID: 5709072 IUPAC Name: 3-phenylcinnoline-4-carboxylic acid SMILES: C1=CC=C(C=C1)C2=C(C3=CC=CC=C3N=N2)C(=O)O

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Specifications

PubChem CID	5709072
CAS	10604-21-4
Molecular Weight (g/mol)	250.257
MDL Number	MFCD00219795
SMILES	C1=CC=C(C=C1)C2=C(C3=CC=CC=C3N=N2)C(=O)O
Synonym	4-cinnolinecarboxylicacid, 3-phenyl,maybridge1_004872,3-phenyl-cinnoline-4-carboxylic acid
IUPAC Name	3-phenylcinnoline-4-carboxylic acid
InChI Key	UGJHDXUWDLKCDG-UHFFFAOYSA-N
Molecular Formula	C15H10N2O2

1,296

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3-Amino-6-chloropyridazine, 98%

CAS: 5469-69-2 Molecular Formula: C4H4ClN3 Molecular Weight (g/mol): 129.55 MDL Number: MFCD00051506 InChI Key: DTXVKPOKPFWSFF-UHFFFAOYSA-N Synonym: 3-amino-6-chloropyridazine,3-pyridazinamine, 6-chloro,6-chloro-3-pyridazinamine,6-amino-3-chloropyridazine,6-chloro-3-aminopyridazine,6-chloropyridazin-3-ylamine,6-chloro-pyridazin-3-ylamine,unii-ijs443slzg,3-chloro-6-pyridazinamine,6-chloro-3-pyridazinylamine PubChem CID: 21643 IUPAC Name: 6-chloropyridazin-3-amine SMILES: NC1=CC=C(Cl)N=N1

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Specifications

PubChem CID	21643
CAS	5469-69-2
Molecular Weight (g/mol)	129.55
MDL Number	MFCD00051506
SMILES	NC1=CC=C(Cl)N=N1
Synonym	3-amino-6-chloropyridazine,3-pyridazinamine, 6-chloro,6-chloro-3-pyridazinamine,6-amino-3-chloropyridazine,6-chloro-3-aminopyridazine,6-chloropyridazin-3-ylamine,6-chloro-pyridazin-3-ylamine,unii-ijs443slzg,3-chloro-6-pyridazinamine,6-chloro-3-pyridazinylamine
IUPAC Name	6-chloropyridazin-3-amine
InChI Key	DTXVKPOKPFWSFF-UHFFFAOYSA-N
Molecular Formula	C4H4ClN3

1,297

4-chloro-1,2-dihydrophthalazin-1-one, 97%, Thermo Scientific™

CAS: 2257-69-4 Molecular Formula: C8H5ClN2O Molecular Weight (g/mol): 180.59 MDL Number: MFCD00102192 InChI Key: QCKGMJDOJRNSMS-UHFFFAOYSA-N Synonym: 4-chlorophthalazin-1 2h-one,4-chloro-1,2-dihydrophthalazin-1-one,4-chlorophthalazin-1-ol,1 2h-phthalazinone, 4-chloro,4-chloro-1 2h-phthalazinone,4-chlorophthalazone,4-chloro-1-phthalazinol,4-chlorophthalazin-1-one,1-chlorophthalazin-4-one,1-chlorophthalazine-4-one PubChem CID: 2775142 IUPAC Name: 4-chloro-2H-phthalazin-1-one SMILES: ClC1=NNC(=O)C2=CC=CC=C12

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Specifications

PubChem CID	2775142
CAS	2257-69-4
Molecular Weight (g/mol)	180.59
MDL Number	MFCD00102192
SMILES	ClC1=NNC(=O)C2=CC=CC=C12
Synonym	4-chlorophthalazin-1 2h-one,4-chloro-1,2-dihydrophthalazin-1-one,4-chlorophthalazin-1-ol,1 2h-phthalazinone, 4-chloro,4-chloro-1 2h-phthalazinone,4-chlorophthalazone,4-chloro-1-phthalazinol,4-chlorophthalazin-1-one,1-chlorophthalazin-4-one,1-chlorophthalazine-4-one
IUPAC Name	4-chloro-2H-phthalazin-1-one
InChI Key	QCKGMJDOJRNSMS-UHFFFAOYSA-N
Molecular Formula	C8H5ClN2O

1,298

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3-Aminopyridazine, 97%

CAS: 5469-70-5 Molecular Formula: C4H5N3 Molecular Weight (g/mol): 95.105 MDL Number: MFCD01529869 InChI Key: LETVJWLLIMJADE-UHFFFAOYSA-N Synonym: 3-aminopyridazine,3-pyridazinamine,aminopyridazine,pyridazin-3-ylamine,3-amino-1,2-diazine,pyridazine-3-ylamine,pyridazineamine,pyridazyl amine,imino-pyridazine,3-pyridazinamin PubChem CID: 230373 IUPAC Name: pyridazin-3-amine SMILES: C1=CC(=NN=C1)N

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Specifications

PubChem CID	230373
CAS	5469-70-5
Molecular Weight (g/mol)	95.105
MDL Number	MFCD01529869
SMILES	C1=CC(=NN=C1)N
Synonym	3-aminopyridazine,3-pyridazinamine,aminopyridazine,pyridazin-3-ylamine,3-amino-1,2-diazine,pyridazine-3-ylamine,pyridazineamine,pyridazyl amine,imino-pyridazine,3-pyridazinamin
IUPAC Name	pyridazin-3-amine
InChI Key	LETVJWLLIMJADE-UHFFFAOYSA-N
Molecular Formula	C4H5N3

1,299

6-chloropyridazin-3-amine, Thermo Scientific™, 97%, Thermo Scientific™

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Specifications

PubChem CID	21643
CAS	5469-69-2
Molecular Weight (g/mol)	129.55
MDL Number	MFCD00051506
SMILES	NC1=CC=C(Cl)N=N1
Synonym	3-amino-6-chloropyridazine,3-pyridazinamine, 6-chloro,6-chloro-3-pyridazinamine,6-amino-3-chloropyridazine,6-chloro-3-aminopyridazine,6-chloropyridazin-3-ylamine,6-chloro-pyridazin-3-ylamine,unii-ijs443slzg,3-chloro-6-pyridazinamine,6-chloro-3-pyridazinylamine
IUPAC Name	6-chloropyridazin-3-amine
InChI Key	DTXVKPOKPFWSFF-UHFFFAOYSA-N
Molecular Formula	C4H4ClN3

1,300

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1-Boc-2-phenylpiperazine, 97%

CAS: 886766-60-5 Molecular Formula: C15H22N2O2 Molecular Weight (g/mol): 262.353 MDL Number: MFCD07367734 InChI Key: DVOURBIBCQYVCC-UHFFFAOYSA-N Synonym: 1-boc-2-phenylpiperazine,n-1-boc-2-phenyl piperizine,n-1-boc-2-phenylpiperazine,1-n-boc-2-phenylpiperazine,n-boc-2-bhenyl piperazine,2-phenylpiperazine, n1-boc protected,2-phenyl-piperazine-1-carboxylic acid tert-butyl ester,n1-boc-2-phenylpiperazine,n-1-boc-2-phenyl-piperazine,tert-butyl 2-phenylpiperazinecarboxylate PubChem CID: 16740572 IUPAC Name: tert-butyl 2-phenylpiperazine-1-carboxylate SMILES: CC(C)(C)OC(=O)N1CCNCC1C2=CC=CC=C2

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Specifications

PubChem CID	16740572
CAS	886766-60-5
Molecular Weight (g/mol)	262.353
MDL Number	MFCD07367734
SMILES	CC(C)(C)OC(=O)N1CCNCC1C2=CC=CC=C2
Synonym	1-boc-2-phenylpiperazine,n-1-boc-2-phenyl piperizine,n-1-boc-2-phenylpiperazine,1-n-boc-2-phenylpiperazine,n-boc-2-bhenyl piperazine,2-phenylpiperazine, n1-boc protected,2-phenyl-piperazine-1-carboxylic acid tert-butyl ester,n1-boc-2-phenylpiperazine,n-1-boc-2-phenyl-piperazine,tert-butyl 2-phenylpiperazinecarboxylate
IUPAC Name	tert-butyl 2-phenylpiperazine-1-carboxylate
InChI Key	DVOURBIBCQYVCC-UHFFFAOYSA-N
Molecular Formula	C15H22N2O2

1,301

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1-(4-Methoxyphenyl)piperazine, 97%

CAS: 38212-30-5 Molecular Formula: C11H16N2O Molecular Weight (g/mol): 192.26 MDL Number: MFCD00040736 InChI Key: MRDGZSKYFPGAKP-UHFFFAOYSA-N Synonym: 1-4-methoxyphenyl piperazine,n-4-methoxyphenyl piperazine,n-p-methoxyphenyl piperazine,piperazine, 1-4-methoxyphenyl,unii-p385m92gyg,4-methoxyphenylpiperazine,1-4-anisyl piperazine,chembl59517,1-4-methoxyphenyl-piperazine,1-4-methoxy-phenyl-piperazine PubChem CID: 269722 IUPAC Name: 1-(4-methoxyphenyl)piperazine SMILES: COC1=CC=C(C=C1)N1CCNCC1

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Specifications

PubChem CID	269722
CAS	38212-30-5
Molecular Weight (g/mol)	192.26
MDL Number	MFCD00040736
SMILES	COC1=CC=C(C=C1)N1CCNCC1
Synonym	1-4-methoxyphenyl piperazine,n-4-methoxyphenyl piperazine,n-p-methoxyphenyl piperazine,piperazine, 1-4-methoxyphenyl,unii-p385m92gyg,4-methoxyphenylpiperazine,1-4-anisyl piperazine,chembl59517,1-4-methoxyphenyl-piperazine,1-4-methoxy-phenyl-piperazine
IUPAC Name	1-(4-methoxyphenyl)piperazine
InChI Key	MRDGZSKYFPGAKP-UHFFFAOYSA-N
Molecular Formula	C11H16N2O

1,302

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1-(2,4-Difluorophenyl)piperazine, 99%, Thermo Scientific™

CAS: 115761-79-0 Molecular Formula: C10H12F2N2 Molecular Weight (g/mol): 198.217 MDL Number: MFCD00082588 InChI Key: CMCSPBOWEYUGHB-UHFFFAOYSA-N PubChem CID: 2734637 IUPAC Name: 1-(2,4-difluorophenyl)piperazine SMILES: C1CN(CCN1)C2=C(C=C(C=C2)F)F

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Specifications

PubChem CID	2734637
CAS	115761-79-0
Molecular Weight (g/mol)	198.217
MDL Number	MFCD00082588
SMILES	C1CN(CCN1)C2=C(C=C(C=C2)F)F
IUPAC Name	1-(2,4-difluorophenyl)piperazine
InChI Key	CMCSPBOWEYUGHB-UHFFFAOYSA-N
Molecular Formula	C10H12F2N2

1,303

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2-(1-Piperazinyl)pyrimidine, 99%

CAS: 20980-22-7 Molecular Formula: C8H12N4 Molecular Weight (g/mol): 164.212 MDL Number: MFCD00040742 InChI Key: MRBFGEHILMYPTF-UHFFFAOYSA-N Synonym: 2-1-piperazinyl pyrimidine,1-2-pyrimidyl piperazine,2-piperazin-1-yl pyrimidine,1-2-pyrimidinyl piperazine,2-piperazinopyrimidine,campiron,pyrimidine, 2-1-piperazinyl,campirone,kampirone,2-piperazin-1-yl-pyrimidine PubChem CID: 88747 IUPAC Name: 2-piperazin-1-ylpyrimidine SMILES: C1CN(CCN1)C2=NC=CC=N2

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Specifications

PubChem CID	88747
CAS	20980-22-7
Molecular Weight (g/mol)	164.212
MDL Number	MFCD00040742
SMILES	C1CN(CCN1)C2=NC=CC=N2
Synonym	2-1-piperazinyl pyrimidine,1-2-pyrimidyl piperazine,2-piperazin-1-yl pyrimidine,1-2-pyrimidinyl piperazine,2-piperazinopyrimidine,campiron,pyrimidine, 2-1-piperazinyl,campirone,kampirone,2-piperazin-1-yl-pyrimidine
IUPAC Name	2-piperazin-1-ylpyrimidine
InChI Key	MRBFGEHILMYPTF-UHFFFAOYSA-N
Molecular Formula	C8H12N4

1,304

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2,2-Dimethyl-6-nitro-2H-1,4-benzoxazin-3(4H)-one, 97%, Thermo Scientific Chemicals

CAS: 85160-84-5 Molecular Formula: C10H10N2O4 Molecular Weight (g/mol): 222.20 MDL Number: MFCD03427729 InChI Key: YKXZRZGZJZYBBH-UHFFFAOYSA-N Synonym: 2,2-dimethyl-6-nitro-2h-benzo b 1,4 oxazin-3 4h-one,2h-1,4-benzoxazin-3 4h-one, 2,2-dimethyl-6-nitro,2,2-dimethyl-6-nitro-2h-1,4-benzoxazin-3 4h-one,2,2-dimethyl-6-nitro-4h-benzo 1,4 oxazin-3-one,2,2-dimethyl-6-nitro-2,3-dihydro-4h-1,4-benzooxazine-3-one,3,4-dihydro-2,2-dimethyl-6-nitro-3-oxo-2h-1,4-benzoxazine,2,2-dimethyl-6-nitro-2h-benzo b 1.4 oxazine-3 4h-one,2,2-dimethyl-6-nitro-3,4-dihydro-2h-benzo 1,4 oxazine-one PubChem CID: 10656631 IUPAC Name: 2,2-dimethyl-6-nitro-4H-1,4-benzoxazin-3-one SMILES: CC1(C)OC2=C(NC1=O)C=C(C=C2)[N+]([O-])=O

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Specifications

PubChem CID	10656631
CAS	85160-84-5
Molecular Weight (g/mol)	222.20
MDL Number	MFCD03427729
SMILES	CC1(C)OC2=C(NC1=O)C=C(C=C2)[N+]([O-])=O
Synonym	2,2-dimethyl-6-nitro-2h-benzo b 1,4 oxazin-3 4h-one,2h-1,4-benzoxazin-3 4h-one, 2,2-dimethyl-6-nitro,2,2-dimethyl-6-nitro-2h-1,4-benzoxazin-3 4h-one,2,2-dimethyl-6-nitro-4h-benzo 1,4 oxazin-3-one,2,2-dimethyl-6-nitro-2,3-dihydro-4h-1,4-benzooxazine-3-one,3,4-dihydro-2,2-dimethyl-6-nitro-3-oxo-2h-1,4-benzoxazine,2,2-dimethyl-6-nitro-2h-benzo b 1.4 oxazine-3 4h-one,2,2-dimethyl-6-nitro-3,4-dihydro-2h-benzo 1,4 oxazine-one
IUPAC Name	2,2-dimethyl-6-nitro-4H-1,4-benzoxazin-3-one
InChI Key	YKXZRZGZJZYBBH-UHFFFAOYSA-N
Molecular Formula	C10H10N2O4

1,305

7-Ethoxyresorufin, Thermo Scientific Chemicals

CAS: 5725-91-7 Molecular Formula: C14H11NO3 Molecular Weight (g/mol): 241.246 MDL Number: MFCD00037661 InChI Key: CRCWUBLTFGOMDD-UHFFFAOYSA-N Synonym: 7-ethoxyresorufin,ethoxyresorufin,resorufin ethyl ether,7-ethoxy-3h-phenoxazin-3-one,7-ethoxyphenoxazone,3h-phenoxazin-3-one, 7-ethoxy,o7-ethylresorufin,3h-phenoxazin-3-one,7-ethoxy,7-ethoxy resorufin,7-ethoxy-3-phenoxazinone PubChem CID: 3294 ChEBI: CHEBI:34480 IUPAC Name: 7-ethoxyphenoxazin-3-one SMILES: CCOC1=CC2=C(C=C1)N=C3C=CC(=O)C=C3O2

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Specifications

PubChem CID	3294
CAS	5725-91-7
Molecular Weight (g/mol)	241.246
ChEBI	CHEBI:34480
MDL Number	MFCD00037661
SMILES	CCOC1=CC2=C(C=C1)N=C3C=CC(=O)C=C3O2
Synonym	7-ethoxyresorufin,ethoxyresorufin,resorufin ethyl ether,7-ethoxy-3h-phenoxazin-3-one,7-ethoxyphenoxazone,3h-phenoxazin-3-one, 7-ethoxy,o7-ethylresorufin,3h-phenoxazin-3-one,7-ethoxy,7-ethoxy resorufin,7-ethoxy-3-phenoxazinone
IUPAC Name	7-ethoxyphenoxazin-3-one
InChI Key	CRCWUBLTFGOMDD-UHFFFAOYSA-N
Molecular Formula	C14H11NO3

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