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Diazanaphthalenes

Organic heterocyclic compounds that consist of a naphthalene double ring in which two of the carbon atoms have been replaced with nitrogen atoms.
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Percent Purity 
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Percent Purity

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Keyword Search:
1 – 15 of 96 results
1

Luminol, TRC

CAS: 521-31-3 Molecular Formula: C8 H7 N3 O2 Molecular Weight (g/mol): 177.16 Synonym: 1,4-Phthalazinedione, 5-amino-2,3-dihydro-,5-Amino-2,3-dihydro-1,4-phthalazinedione,3-Aminophthalhydrazide,3-Aminophthalic acid hydrazide,3-Aminophthalic hydrazide,5-Amino-1,4-dihydroxyphthalazine,Diogenes reagent,Luminol,NSC 5064 IUPAC Name: 5-amino-2,3-dihydrophthalazine-1,4-dione SMILES: Nc1cccc2C(=O)NNC(=O)c12

CAS 521-31-3
Molecular Weight (g/mol) 177.16
SMILES Nc1cccc2C(=O)NNC(=O)c12
Synonym 1,4-Phthalazinedione, 5-amino-2,3-dihydro-,5-Amino-2,3-dihydro-1,4-phthalazinedione,3-Aminophthalhydrazide,3-Aminophthalic acid hydrazide,3-Aminophthalic hydrazide,5-Amino-1,4-dihydroxyphthalazine,Diogenes reagent,Luminol,NSC 5064
IUPAC Name 5-amino-2,3-dihydrophthalazine-1,4-dione
Molecular Formula C8 H7 N3 O2
2

6-Iodoquinazolin-4-one, TRC

CAS: 16064-08-7 Molecular Formula: C8H5IN2O Molecular Weight (g/mol): 272.05 Synonym: 6-Iodo-4(3H)-quinazolinone,6-Iodo-4(1H)-quinazolinone,6-Iodo-4-quinazolinol,6-Iodo-1H-quinazolin-4-one,6-Iodo-3,4-dihydroquinazolin-4-one,6-Iodo-3H-quinazolin-4-one,6-Iodo-4(3H)-quinazolinone,6-Iodo-4-quinazolone,6-Iodoquinazolin-4-ol SMILES: Ic1ccc2NC=NC(=O)c2c1

CAS 16064-08-7
Molecular Weight (g/mol) 272.05
SMILES Ic1ccc2NC=NC(=O)c2c1
Synonym 6-Iodo-4(3H)-quinazolinone,6-Iodo-4(1H)-quinazolinone,6-Iodo-4-quinazolinol,6-Iodo-1H-quinazolin-4-one,6-Iodo-3,4-dihydroquinazolin-4-one,6-Iodo-3H-quinazolin-4-one,6-Iodo-4(3H)-quinazolinone,6-Iodo-4-quinazolone,6-Iodoquinazolin-4-ol
Molecular Formula C8H5IN2O
3

Quinoxaline, TRC

CAS: 91-19-0 Molecular Formula: C8H6N2 Molecular Weight (g/mol): 130.15 Synonym: 1,4-Benzodiazine,1,4-Diazanaphthalene,1,4-Naphthyridine,Benzo[a]pyrazine,Benzoparadiazine,Benzopyrazine,Phenopiazine,Phenpiazine,Quinazine IUPAC Name: quinoxaline SMILES: c1ccc2nccnc2c1

CAS 91-19-0
Molecular Weight (g/mol) 130.15
SMILES c1ccc2nccnc2c1
Synonym 1,4-Benzodiazine,1,4-Diazanaphthalene,1,4-Naphthyridine,Benzo[a]pyrazine,Benzoparadiazine,Benzopyrazine,Phenopiazine,Phenpiazine,Quinazine
IUPAC Name quinoxaline
Molecular Formula C8H6N2
4

6,7-Dimethoxyquinazoline-2,4-dione, TRC

CAS: 28888-44-0 Molecular Formula: C10 H10 N2 O4 Molecular Weight (g/mol): 222.2 Synonym: 6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione,Doxazosin Mesilate Imp. D (EP),2,4(1H,3H)-Quinazolinedione, 6,7-dimethoxy-,6,7-Dimethoxy-2,4(1H,3H)-quinazolinedione,2,5-Dihydroxy-6,7-dimethoxyquinazoline,6,7-Dimethoxy-1H-quinazoline-2,4-dione,6,7-Dimethoxyquinazoline-2,4-diol,6,7-Dimethoxyquinazoline-2,4-dione IUPAC Name: 6,7-dimethoxy-1H-quinazoline-2,4-dione SMILES: COc1cc2NC(=O)NC(=O)c2cc1OC

CAS 28888-44-0
Molecular Weight (g/mol) 222.2
SMILES COc1cc2NC(=O)NC(=O)c2cc1OC
Synonym 6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione,Doxazosin Mesilate Imp. D (EP),2,4(1H,3H)-Quinazolinedione, 6,7-dimethoxy-,6,7-Dimethoxy-2,4(1H,3H)-quinazolinedione,2,5-Dihydroxy-6,7-dimethoxyquinazoline,6,7-Dimethoxy-1H-quinazoline-2,4-dione,6,7-Dimethoxyquinazoline-2,4-diol,6,7-Dimethoxyquinazoline-2,4-dione
IUPAC Name 6,7-dimethoxy-1H-quinazoline-2,4-dione
Molecular Formula C10 H10 N2 O4
5

3-(Phenylmethyl)-2-[(1E)-2-(3-pyridinyl)ethenyl]-4(3H)-quinazolinone, TRC

CAS: 1290541-46-6 Molecular Formula: C12 H17 N3 O6 Molecular Weight (g/mol): 299.28 Synonym: BO 2 IUPAC Name: ethyl 4-amino-1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-2-oxopyrimidine-5-carboxylate SMILES: CCOC(=O)C1=CN([C@H]2C[C@H](O)[C@@H](CO)O2)C(=O)N=C1N

CAS 1290541-46-6
Molecular Weight (g/mol) 299.28
SMILES CCOC(=O)C1=CN([C@H]2C[C@H](O)[C@@H](CO)O2)C(=O)N=C1N
Synonym BO 2
IUPAC Name ethyl 4-amino-1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-2-oxopyrimidine-5-carboxylate
Molecular Formula C12 H17 N3 O6
6

2-Quinoxalinecarboxaldehyde, TRC

CAS: 1593-08-4 Molecular Formula: C9H6N2O Molecular Weight (g/mol): 158.16 Synonym: 2-Formylquinoxaline,Quinoxalin-2-carboxaldehyde IUPAC Name: quinoxaline-2-carbaldehyde SMILES: O=Cc1cnc2ccccc2n1

CAS 1593-08-4
Molecular Weight (g/mol) 158.16
SMILES O=Cc1cnc2ccccc2n1
Synonym 2-Formylquinoxaline,Quinoxalin-2-carboxaldehyde
IUPAC Name quinoxaline-2-carbaldehyde
Molecular Formula C9H6N2O
7

Olaquindox, TRC

CAS: 23696-28-8 Molecular Formula: C12 H13 N3 O4 Molecular Weight (g/mol): 263.25 Synonym: 2-[N-(2-Hydroxyethyl)carboxamide]-3-methylquinoxaline 1,4-dioxide,Bayernox,BayoNox,Bisergon,NSC 634933,Olaquindox IUPAC Name: N-(2-hydroxyethyl)-3-methyl-1,4-dioxidoquinoxaline-1,4-diium-2-carboxamide SMILES: Cc1c(C(=O)NCCO)[n+]([O-])c2ccccc2[n+]1[O-]

CAS 23696-28-8
Molecular Weight (g/mol) 263.25
SMILES Cc1c(C(=O)NCCO)[n+]([O-])c2ccccc2[n+]1[O-]
Synonym 2-[N-(2-Hydroxyethyl)carboxamide]-3-methylquinoxaline 1,4-dioxide,Bayernox,BayoNox,Bisergon,NSC 634933,Olaquindox
IUPAC Name N-(2-hydroxyethyl)-3-methyl-1,4-dioxidoquinoxaline-1,4-diium-2-carboxamide
Molecular Formula C12 H13 N3 O4
8

Vatalanib Dihydrochloride, TRC

CAS: 212141-51-0 Molecular Formula: C20 H15 Cl N4 . 2 Cl H Molecular Weight (g/mol): 419.73 Synonym: 1-Phthalazinamine, N-(4-chlorophenyl)-4-(4-pyridinylmethyl)-, hydrochloride (1:2),1-Phthalazinamine, N-(4-chlorophenyl)-4-(4-pyridinylmethyl)-, dihydrochloride (9CI),Vatalanib dihydrochloride IUPAC Name: N-(4-chlorophenyl)-4-(pyridin-4-ylmethyl)phthalazin-1-amine;dihydrochloride SMILES: Cl.Cl.Clc1ccc(Nc2nnc(Cc3ccncc3)c4ccccc24)cc1

CAS 212141-51-0
Molecular Weight (g/mol) 419.73
SMILES Cl.Cl.Clc1ccc(Nc2nnc(Cc3ccncc3)c4ccccc24)cc1
Synonym 1-Phthalazinamine, N-(4-chlorophenyl)-4-(4-pyridinylmethyl)-, hydrochloride (1:2),1-Phthalazinamine, N-(4-chlorophenyl)-4-(4-pyridinylmethyl)-, dihydrochloride (9CI),Vatalanib dihydrochloride
IUPAC Name N-(4-chlorophenyl)-4-(pyridin-4-ylmethyl)phthalazin-1-amine;dihydrochloride
Molecular Formula C20 H15 Cl N4 . 2 Cl H
9

4-[(4-Chlorophenyl)methyl]-2-[2-(1-methyl-2-pyrrolidinyl)ethyl]-1(2H)-phthalazinone Hydrochloride, TRC

CAS: 117078-70-3 Molecular Formula: C22H24ClN3O . HCl Molecular Weight (g/mol): 381.9 Synonym: Azelastine 5-Member-Cyclic-Isomer Hcl IUPAC Name: 4-[(4-chlorophenyl)methyl]-2-[2-(1-methylpyrrolidin-2-yl)ethyl]phthalazin-1-one SMILES: Cl.CN1CCCC1CCN2N=C(Cc3ccc(Cl)cc3)c4ccccc4C2=O

CAS 117078-70-3
Molecular Weight (g/mol) 381.9
SMILES Cl.CN1CCCC1CCN2N=C(Cc3ccc(Cl)cc3)c4ccccc4C2=O
Synonym Azelastine 5-Member-Cyclic-Isomer Hcl
IUPAC Name 4-[(4-chlorophenyl)methyl]-2-[2-(1-methylpyrrolidin-2-yl)ethyl]phthalazin-1-one
Molecular Formula C22H24ClN3O . HCl
10

Ophthazin Sulfate, TRC

CAS: 7327-87-9 Molecular Formula: C8 H10 N6 . H2 O4 S Molecular Weight (g/mol): 288.28 Synonym: Phthalazine, 1,4-dihydrazinyl-, sulfate (1:1),1,4-Phthalazinedione, 2,3-dihydro-, dihydrazone, sulfate (1:1) (9CI),Phthalazine, 1,4-dihydrazino-, sulfate (1:1) (8CI),1,4-Dihydrazinophthalazine sulfate,Depressan,Dihydralazine sulfate,Dihydrazinophthalazine sulfate,Dihyzin IUPAC Name: (Z)-[(4Z)-4-hydrazinylidene-2,3-dihydrophthalazin-1-ylidene]hydrazine;sulfuric acid SMILES: N\N=C\1/NN\C(=N/N)\c2ccccc12.OS(=O)(=O)O

CAS 7327-87-9
Molecular Weight (g/mol) 288.28
SMILES N\N=C\1/NN\C(=N/N)\c2ccccc12.OS(=O)(=O)O
Synonym Phthalazine, 1,4-dihydrazinyl-, sulfate (1:1),1,4-Phthalazinedione, 2,3-dihydro-, dihydrazone, sulfate (1:1) (9CI),Phthalazine, 1,4-dihydrazino-, sulfate (1:1) (8CI),1,4-Dihydrazinophthalazine sulfate,Depressan,Dihydralazine sulfate,Dihydrazinophthalazine sulfate,Dihyzin
IUPAC Name (Z)-[(4Z)-4-hydrazinylidene-2,3-dihydrophthalazin-1-ylidene]hydrazine;sulfuric acid
Molecular Formula C8 H10 N6 . H2 O4 S
11

4,5-Didehydro Brimonidine, TRC

CAS: 151110-15-5 Molecular Formula: C11 H8 Br N5 Molecular Weight (g/mol): 290.1187 Synonym: 5-Bromo-N-1H-imidazol-2-yl-6-quinoxalinamine,5-Bromo-N-(1H-imidazol-2-yl)quinoxalin-6-amine,Brimonidine EP Impurity F IUPAC Name: 5-bromo-N-(1H-imidazol-2-yl)quinoxalin-6-amine SMILES: Brc1c(Nc2ncc[nH]2)ccc3nccnc13

CAS 151110-15-5
Molecular Weight (g/mol) 290.1187
SMILES Brc1c(Nc2ncc[nH]2)ccc3nccnc13
Synonym 5-Bromo-N-1H-imidazol-2-yl-6-quinoxalinamine,5-Bromo-N-(1H-imidazol-2-yl)quinoxalin-6-amine,Brimonidine EP Impurity F
IUPAC Name 5-bromo-N-(1H-imidazol-2-yl)quinoxalin-6-amine
Molecular Formula C11 H8 Br N5
12

Afatinib-des(4-dimethylamino-2-en-1-oxo)butyl (Contained ~8.5% Ethanol), TRC

CAS: 314771-76-1 Molecular Formula: C18H16ClFN4O2 Molecular Weight (g/mol): 374.8 Synonym: N4-(3-Chloro-4-fluorophenyl)-7-[[(3S)-tetrahydro-3-furanyl]oxy]-4,6-quinazolinediamine,(S)-N4-(3-Chloro-4-fluorophenyl)-7-((tetrahydrofuran-3-yl)oxy)quinazoline-4,6-diamine,Des(4-dimethylamino-2-en-1-oxo)butyl Afatinib IUPAC Name: 4-N-(3-chloro-4-fluorophenyl)-7-[(3S)-oxolan-3-yl]oxyquinazoline-4,6-diamine SMILES: ClC1=C(F)C=CC(NC2=NC=NC3=CC(O[C@H]4CCOC4)=C(N)C=C32)=C1

CAS 314771-76-1
Molecular Weight (g/mol) 374.8
SMILES ClC1=C(F)C=CC(NC2=NC=NC3=CC(O[C@H]4CCOC4)=C(N)C=C32)=C1
Synonym N4-(3-Chloro-4-fluorophenyl)-7-[[(3S)-tetrahydro-3-furanyl]oxy]-4,6-quinazolinediamine,(S)-N4-(3-Chloro-4-fluorophenyl)-7-((tetrahydrofuran-3-yl)oxy)quinazoline-4,6-diamine,Des(4-dimethylamino-2-en-1-oxo)butyl Afatinib
IUPAC Name 4-N-(3-chloro-4-fluorophenyl)-7-[(3S)-oxolan-3-yl]oxyquinazoline-4,6-diamine
Molecular Formula C18H16ClFN4O2
14

Albaconazole, TRC

CAS: 187949-02-6 Molecular Formula: C20 H16 Cl F2 N5 O2 Molecular Weight (g/mol): 431.82 IUPAC Name: 7-chloro-3-[(2R,3R)-3-(2,4-difluorophenyl)-3-hydroxy-4-(1,2,4-triazol-1-yl)butan-2-yl]quinazolin-4-one SMILES: C[C@@H](N1C=Nc2cc(Cl)ccc2C1=O)[C@](O)(Cn3cncn3)c4ccc(F)cc4F

CAS 187949-02-6
Molecular Weight (g/mol) 431.82
SMILES C[C@@H](N1C=Nc2cc(Cl)ccc2C1=O)[C@](O)(Cn3cncn3)c4ccc(F)cc4F
IUPAC Name 7-chloro-3-[(2R,3R)-3-(2,4-difluorophenyl)-3-hydroxy-4-(1,2,4-triazol-1-yl)butan-2-yl]quinazolin-4-one
Molecular Formula C20 H16 Cl F2 N5 O2
15

Cinoxacin, TRC

CAS: 28657-80-9 Molecular Formula: C12 H10 N2 O5 Molecular Weight (g/mol): 262.22 Synonym: [1,3]Dioxolo[4,5-g]cinnoline-3-carboxylic acid, 1-ethyl-1,4-dihydro-4-oxo-,1-Ethyl-3-carboxy-6,7-methylenedioxy-4-cinnolone,Cinobac,Cinobactin,Cinoxacin,Compound 64716,NSC 304467,Noxigram,Uronorm IUPAC Name: 1-ethyl-4-oxo-[1,3]dioxolo[4,5-g]cinnoline-3-carboxylic acid SMILES: CCN1N=C(C(=O)O)C(=O)c2cc3OCOc3cc12

CAS 28657-80-9
Molecular Weight (g/mol) 262.22
SMILES CCN1N=C(C(=O)O)C(=O)c2cc3OCOc3cc12
Synonym [1,3]Dioxolo[4,5-g]cinnoline-3-carboxylic acid, 1-ethyl-1,4-dihydro-4-oxo-,1-Ethyl-3-carboxy-6,7-methylenedioxy-4-cinnolone,Cinobac,Cinobactin,Cinoxacin,Compound 64716,NSC 304467,Noxigram,Uronorm
IUPAC Name 1-ethyl-4-oxo-[1,3]dioxolo[4,5-g]cinnoline-3-carboxylic acid
Molecular Formula C12 H10 N2 O5