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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1,381 – 1,395 of 270,890 results

1,381

Naftopidil hydrochloride, 98+%, Thermo Scientific Chemicals

CAS: 1164469-60-6 Molecular Formula: C24H29ClN2O3 Molecular Weight (g/mol): 428.957 MDL Number: MFCD09971016 InChI Key: VQAAEWMEVIOHTJ-UHFFFAOYSA-N Synonym: naftopidil hydrochloride,opera_id_518,1-4-2-methoxyphenyl piperazin-1-yl-3-naphthalen-1-yloxypropan-2-ol hydrochloride,4-2-methoxyphenyl-?-1-naphthalenyloxy methyl-1-piperazineethanol hydrochloride PubChem CID: 6603044 IUPAC Name: 1-[4-(2-methoxyphenyl)piperazin-1-yl]-3-naphthalen-1-yloxypropan-2-ol;hydrochloride SMILES: COC1=CC=CC=C1N2CCN(CC2)CC(COC3=CC=CC4=CC=CC=C43)O.Cl

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PubChem CID	6603044
CAS	1164469-60-6
Molecular Weight (g/mol)	428.957
MDL Number	MFCD09971016
SMILES	COC1=CC=CC=C1N2CCN(CC2)CC(COC3=CC=CC4=CC=CC=C43)O.Cl
Synonym	naftopidil hydrochloride,opera_id_518,1-4-2-methoxyphenyl piperazin-1-yl-3-naphthalen-1-yloxypropan-2-ol hydrochloride,4-2-methoxyphenyl-?-1-naphthalenyloxy methyl-1-piperazineethanol hydrochloride
IUPAC Name	1-[4-(2-methoxyphenyl)piperazin-1-yl]-3-naphthalen-1-yloxypropan-2-ol;hydrochloride
InChI Key	VQAAEWMEVIOHTJ-UHFFFAOYSA-N
Molecular Formula	C24H29ClN2O3

1,382

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6-Methyl-3(2H)-pyridazinone, 98%

CAS: 13327-27-0 Molecular Formula: C5H6N2O Molecular Weight (g/mol): 110.12 MDL Number: MFCD00039720 InChI Key: QZWIXLPWMGHDDD-UHFFFAOYSA-N Synonym: 6-methylpyridazin-3 2h-one,6-methyl-3 2h-pyridazinone,6-methylpyridazin-3-ol,6-methyl-2h-pyridazin-3-one,6-methyl-3-pyridazinone,3-hydroxy-6-methylpyridazine,3 2h-pyridazinone, 6-methyl,6-methyl-2,3-dihydropyridazin-3-one,6me3oxopyridaz PubChem CID: 83346 IUPAC Name: 3-methyl-1H-pyridazin-6-one SMILES: CC1=NNC(=O)C=C1

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PubChem CID	83346
CAS	13327-27-0
Molecular Weight (g/mol)	110.12
MDL Number	MFCD00039720
SMILES	CC1=NNC(=O)C=C1
Synonym	6-methylpyridazin-3 2h-one,6-methyl-3 2h-pyridazinone,6-methylpyridazin-3-ol,6-methyl-2h-pyridazin-3-one,6-methyl-3-pyridazinone,3-hydroxy-6-methylpyridazine,3 2h-pyridazinone, 6-methyl,6-methyl-2,3-dihydropyridazin-3-one,6me3oxopyridaz
IUPAC Name	3-methyl-1H-pyridazin-6-one
InChI Key	QZWIXLPWMGHDDD-UHFFFAOYSA-N
Molecular Formula	C5H6N2O

1,383

6-methyl-2,3-dihydropyridazin-3-one hydrate, Thermo Scientific™

CAS: 7143-82-0 Molecular Formula: C5H6N2O Molecular Weight (g/mol): 110.12 MDL Number: MFCD00039720 InChI Key: QZWIXLPWMGHDDD-UHFFFAOYSA-N Synonym: 6-methylpyridazin-3-ol hydrate,6-methylpyridazin-3 2h-one hydrate,6-methyl-2,3-dihydropyridazin-3-one hydrate,6-methyl-2h-pyridazin-3-one hydrate,6-methylpyridazin-3-one hydrate,3-methyl-1h-pyridazin-6-one hydrate,6-methylpyridazin-3 2h ;-one hydrate,6-methyl-2-hydropyridazin-3-one, hydrate,6-methyl-2,3-dihydropyridazine-3-one hydrate,6-methylpyridazin-3 2h-one-water 1/1 PubChem CID: 2774632 SMILES: CC1=NNC(=O)C=C1

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Specifications

PubChem CID	2774632
CAS	7143-82-0
Molecular Weight (g/mol)	110.12
MDL Number	MFCD00039720
SMILES	CC1=NNC(=O)C=C1
Synonym	6-methylpyridazin-3-ol hydrate,6-methylpyridazin-3 2h-one hydrate,6-methyl-2,3-dihydropyridazin-3-one hydrate,6-methyl-2h-pyridazin-3-one hydrate,6-methylpyridazin-3-one hydrate,3-methyl-1h-pyridazin-6-one hydrate,6-methylpyridazin-3 2h ;-one hydrate,6-methyl-2-hydropyridazin-3-one, hydrate,6-methyl-2,3-dihydropyridazine-3-one hydrate,6-methylpyridazin-3 2h-one-water 1/1
InChI Key	QZWIXLPWMGHDDD-UHFFFAOYSA-N
Molecular Formula	C5H6N2O

1,384

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4,5-Dichloro-2-methyl-3(2H)-pyridazinone, 97%, Thermo Scientific Chemicals

CAS: 933-76-6 Molecular Formula: C5H4Cl2N2O Molecular Weight (g/mol): 179.00 MDL Number: MFCD00051686 InChI Key: ACKBTCUMGAHRIE-UHFFFAOYSA-N Synonym: 4,5-dichloro-2-methylpyridazin-3 2h-one,4,5-dichloro-2-methyl-3 2h-pyridazinone,3 2h-pyridazinone, 4,5-dichloro-2-methyl,4,5-dichloro-2-methyl-2h-pyridazin-3-one,4,5-dichloro-2-methyl-2,3-dihydropyridazin-3-one,3 2h-pyridazinone,4,5-dichloro-2-methyl,4,5-dichloro-2-methyl-2-hydropyridazin-3-one,pubchem16243,acmc-209wiz,5-24-02-00023 beilstein handbook reference PubChem CID: 120462 IUPAC Name: 4,5-dichloro-2-methylpyridazin-3-one SMILES: CN1N=CC(Cl)=C(Cl)C1=O

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Specifications

PubChem CID	120462
CAS	933-76-6
Molecular Weight (g/mol)	179.00
MDL Number	MFCD00051686
SMILES	CN1N=CC(Cl)=C(Cl)C1=O
Synonym	4,5-dichloro-2-methylpyridazin-3 2h-one,4,5-dichloro-2-methyl-3 2h-pyridazinone,3 2h-pyridazinone, 4,5-dichloro-2-methyl,4,5-dichloro-2-methyl-2h-pyridazin-3-one,4,5-dichloro-2-methyl-2,3-dihydropyridazin-3-one,3 2h-pyridazinone,4,5-dichloro-2-methyl,4,5-dichloro-2-methyl-2-hydropyridazin-3-one,pubchem16243,acmc-209wiz,5-24-02-00023 beilstein handbook reference
IUPAC Name	4,5-dichloro-2-methylpyridazin-3-one
InChI Key	ACKBTCUMGAHRIE-UHFFFAOYSA-N
Molecular Formula	C5H4Cl2N2O

1,385

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Adenine, Synthetic, Spectrum™ Chemical

CAS: 73-24-5

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CAS	73-24-5

1,386

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

1,387

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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

1,388

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1,4-Bis(2-hydroxyethyl)piperazine, 98%

CAS: 122-96-3 Molecular Formula: C8H18N2O2 Molecular Weight (g/mol): 174.244 MDL Number: MFCD00006157 InChI Key: VARKIGWTYBUWNT-UHFFFAOYSA-N Synonym: 1,4-piperazinediethanol,2,2'-piperazine-1,4-diyl diethanol,1,4-bis 2-hydroxyethyl piperazine,n,n'-bis 2-hydroxyethyl piperazine,1,4-di 2-hydroxyethyl piperazine,n,n'-dihydroxyethylpiperazine,n,n'-di 2-hydroxyethyl piperazine,unii-eq349pkx8y,piperazine, n,n'-bis 2-hydroxyethyl,1,4-bis beta-hydroxyethyl piperazine PubChem CID: 67151 IUPAC Name: 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanol SMILES: C1CN(CCN1CCO)CCO

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PubChem CID	67151
CAS	122-96-3
Molecular Weight (g/mol)	174.244
MDL Number	MFCD00006157
SMILES	C1CN(CCN1CCO)CCO
Synonym	1,4-piperazinediethanol,2,2'-piperazine-1,4-diyl diethanol,1,4-bis 2-hydroxyethyl piperazine,n,n'-bis 2-hydroxyethyl piperazine,1,4-di 2-hydroxyethyl piperazine,n,n'-dihydroxyethylpiperazine,n,n'-di 2-hydroxyethyl piperazine,unii-eq349pkx8y,piperazine, n,n'-bis 2-hydroxyethyl,1,4-bis beta-hydroxyethyl piperazine
IUPAC Name	2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanol
InChI Key	VARKIGWTYBUWNT-UHFFFAOYSA-N
Molecular Formula	C8H18N2O2

1,389

4-Aminophthalhydrazide, 98%

CAS: 3682-14-2 Molecular Formula: C8H7N3O2 Molecular Weight (g/mol): 177.16 MDL Number: MFCD00010560 InChI Key: HUDPLKWXRLNSPC-UHFFFAOYSA-N Synonym: 4-aminophthalhydrazide,isoluminol,6-aminophthalazine-1,4-diol,chembl14882,1,4-phthalazinedione, 6-amino-2,3-dihydro,6-amino-2,3-dihydro-1,4-phthalazinedione,iso-luminol,1enu,4-aminophthaloylhydrazine,4-amino-phthalsaeure-hydrazid PubChem CID: 95014 SMILES: NC1=CC=C2C(=O)NNC(=O)C2=C1

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PubChem CID	95014
CAS	3682-14-2
Molecular Weight (g/mol)	177.16
MDL Number	MFCD00010560
SMILES	NC1=CC=C2C(=O)NNC(=O)C2=C1
Synonym	4-aminophthalhydrazide,isoluminol,6-aminophthalazine-1,4-diol,chembl14882,1,4-phthalazinedione, 6-amino-2,3-dihydro,6-amino-2,3-dihydro-1,4-phthalazinedione,iso-luminol,1enu,4-aminophthaloylhydrazine,4-amino-phthalsaeure-hydrazid
InChI Key	HUDPLKWXRLNSPC-UHFFFAOYSA-N
Molecular Formula	C8H7N3O2

1,390

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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

1,391

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

1,392

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

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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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

1,393

2-(4-Methylpiperazino)benzaldehyde, ≥95%, Thermo Scientific™

CAS: 85803-62-9 Molecular Formula: C12H16N2O Molecular Weight (g/mol): 204.273 MDL Number: MFCD01313808 InChI Key: GSRYZPWIWYYROI-UHFFFAOYSA-N Synonym: 2-4-methylpiperazin-1-yl benzaldehyde,2-4-methylpiperazino benzaldehyde,benzaldehyde,2-4-methyl-1-piperazinyl,4-methylpiperazin-1-ylbenzaldehyde,2-4-methylpiperazinyl benzaldehyde,2-4-methylpiperazinyl-benzaldehyde,2-4-methyl-1-piperazinyl benzaldehyde,2-4methyl-1-piperazinyl-benzaldehyde,2-4-methyl-1-piperazinyl-benzaldehyde,2-4-methylpiperazin-1-yl-benzaldehyde PubChem CID: 2795566 IUPAC Name: 2-(4-methylpiperazin-1-yl)benzaldehyde SMILES: CN1CCN(CC1)C2=CC=CC=C2C=O

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PubChem CID	2795566
CAS	85803-62-9
Molecular Weight (g/mol)	204.273
MDL Number	MFCD01313808
SMILES	CN1CCN(CC1)C2=CC=CC=C2C=O
Synonym	2-4-methylpiperazin-1-yl benzaldehyde,2-4-methylpiperazino benzaldehyde,benzaldehyde,2-4-methyl-1-piperazinyl,4-methylpiperazin-1-ylbenzaldehyde,2-4-methylpiperazinyl benzaldehyde,2-4-methylpiperazinyl-benzaldehyde,2-4-methyl-1-piperazinyl benzaldehyde,2-4methyl-1-piperazinyl-benzaldehyde,2-4-methyl-1-piperazinyl-benzaldehyde,2-4-methylpiperazin-1-yl-benzaldehyde
IUPAC Name	2-(4-methylpiperazin-1-yl)benzaldehyde
InChI Key	GSRYZPWIWYYROI-UHFFFAOYSA-N
Molecular Formula	C12H16N2O

1,394

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4-Chloro-6-methylpyrimidine, 97%

CAS: 3435-25-4 Molecular Formula: C5H5ClN2 Molecular Weight (g/mol): 128.559 MDL Number: MFCD02322991 InChI Key: MVAXKFAQKTWRAH-UHFFFAOYSA-N Synonym: 4-methyl-6-chloro pyrimidine,4-methyl-6-chloropyrimidine,pyrimidine, 4-chloro-6-methyl,4-chloro-6-methyl-pyrimidine,6-chloro-4-methylpyrimidine,4-chloro-6-methyl-1,3-diazine,pubchem13240,6-methyl-4-chloropyrimidin,ksc269g3h,pyrimidine, 4-chloro-6-methyl-6ci,7ci,8ci,9ci PubChem CID: 581796 IUPAC Name: 4-chloro-6-methylpyrimidine SMILES: CC1=CC(=NC=N1)Cl

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Specifications

PubChem CID	581796
CAS	3435-25-4
Molecular Weight (g/mol)	128.559
MDL Number	MFCD02322991
SMILES	CC1=CC(=NC=N1)Cl
Synonym	4-methyl-6-chloro pyrimidine,4-methyl-6-chloropyrimidine,pyrimidine, 4-chloro-6-methyl,4-chloro-6-methyl-pyrimidine,6-chloro-4-methylpyrimidine,4-chloro-6-methyl-1,3-diazine,pubchem13240,6-methyl-4-chloropyrimidin,ksc269g3h,pyrimidine, 4-chloro-6-methyl-6ci,7ci,8ci,9ci
IUPAC Name	4-chloro-6-methylpyrimidine
InChI Key	MVAXKFAQKTWRAH-UHFFFAOYSA-N
Molecular Formula	C5H5ClN2

1,395

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4-Amino-5-bromopyrimidine, 98%

CAS: 1439-10-7 Molecular Formula: C4H4BrN3 Molecular Weight (g/mol): 174.001 MDL Number: MFCD00233962 InChI Key: IIFAONYUCDAVGA-UHFFFAOYSA-N PubChem CID: 10261576 IUPAC Name: 5-bromopyrimidin-4-amine SMILES: C1=C(C(=NC=N1)N)Br

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Specifications

PubChem CID	10261576
CAS	1439-10-7
Molecular Weight (g/mol)	174.001
MDL Number	MFCD00233962
SMILES	C1=C(C(=NC=N1)N)Br
IUPAC Name	5-bromopyrimidin-4-amine
InChI Key	IIFAONYUCDAVGA-UHFFFAOYSA-N
Molecular Formula	C4H4BrN3

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