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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1 – 15 of 96 results

Phthalazine, TRC

CAS: 253-52-1 Molecular Formula: C8 H6 N2 Molecular Weight (g/mol): 130.15 Synonym: 2,3-Benzodiazine,2,3-Diazanaphthalene,Benzo[d]pyridazine,NSC 62484,NSC 63241,β-Phenodiazine IUPAC Name: phthalazine SMILES: c1ccc2cnncc2c1

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Specifications

CAS	253-52-1
Molecular Weight (g/mol)	130.15
SMILES	c1ccc2cnncc2c1
Synonym	2,3-Benzodiazine,2,3-Diazanaphthalene,Benzo[d]pyridazine,NSC 62484,NSC 63241,β-Phenodiazine
IUPAC Name	phthalazine
Molecular Formula	C8 H6 N2

2,4-Dichloro-6,7-dimethoxyquinazoline, TRC

CAS: 27631-29-4 Molecular Formula: C10 H8 Cl2 N2 O2 Molecular Weight (g/mol): 259.09 Synonym: 2,4-Dichloro-6,7-dimethoxyquinazoline,Doxazosin Mesilate Imp. E (EP) IUPAC Name: 2,4-dichloro-6,7-dimethoxyquinazoline SMILES: COc1cc2nc(Cl)nc(Cl)c2cc1OC

Pricing and Availability
Specifications

CAS	27631-29-4
Molecular Weight (g/mol)	259.09
SMILES	COc1cc2nc(Cl)nc(Cl)c2cc1OC
Synonym	2,4-Dichloro-6,7-dimethoxyquinazoline,Doxazosin Mesilate Imp. E (EP)
IUPAC Name	2,4-dichloro-6,7-dimethoxyquinazoline
Molecular Formula	C10 H8 Cl2 N2 O2

N-Desmethyl Azelastine, TRC

CAS: 47491-38-3 Molecular Formula: C21 H22 Cl N3 O Molecular Weight (g/mol): 367.87 Synonym: 1(2H)-Phthalazinone, 4-[(4-chlorophenyl)methyl]-2-(hexahydro-1H-azepin-4-yl)-,4-[(4-Chlorophenyl)methyl]-2-(hexahydro-1H-azepin-4-yl)-1(2H)-phthalazinone,Demethylazelastine,Desmethylazelastine,N-Desmethyl Azelastine,N-Desmethylazelastine IUPAC Name: 2-(azepan-4-yl)-4-[(4-chlorophenyl)methyl]phthalazin-1-one SMILES: Clc1ccc(CC2=NN(C3CCCNCC3)C(=O)c4ccccc24)cc1

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Specifications

CAS	47491-38-3
Molecular Weight (g/mol)	367.87
SMILES	Clc1ccc(CC2=NN(C3CCCNCC3)C(=O)c4ccccc24)cc1
Synonym	1(2H)-Phthalazinone, 4-[(4-chlorophenyl)methyl]-2-(hexahydro-1H-azepin-4-yl)-,4-[(4-Chlorophenyl)methyl]-2-(hexahydro-1H-azepin-4-yl)-1(2H)-phthalazinone,Demethylazelastine,Desmethylazelastine,N-Desmethyl Azelastine,N-Desmethylazelastine
IUPAC Name	2-(azepan-4-yl)-4-[(4-chlorophenyl)methyl]phthalazin-1-one
Molecular Formula	C21 H22 Cl N3 O

Alfuzosin, TRC

CAS: 81403-80-7 Molecular Formula: C19H28ClN5O4 Molecular Weight (g/mol): 425.91 Synonym: 2-Furancarboxamide, N-[3-[(4-amino-6,7-dimethoxy-2-quinazolinyl)methylamino]propyl]tetrahydro-,N-[3-[(4-Amino-6,7-dimethoxy-2-quinazolinyl)methylamino]propyl]tetrahydro-2-furancarboxamide,Alfuzosin,N-[3-[N-(4-Amino-6,7-dimethoxyquinazolin-2-yl)-N-(methyl)amino]propyl]tetrahydrofuran-2-carboxamide,SL 77499 IUPAC Name: N-[3-[(4-amino-6,7-dimethoxyquinazolin-2-yl)-methylamino]propyl]oxolane-2-carboxamide SMILES: COc1cc2nc(nc(N)c2cc1OC)N(C)CCCNC(=O)C3CCCO3

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Specifications

CAS	81403-80-7
Molecular Weight (g/mol)	425.91
SMILES	COc1cc2nc(nc(N)c2cc1OC)N(C)CCCNC(=O)C3CCCO3
Synonym	2-Furancarboxamide, N-[3-[(4-amino-6,7-dimethoxy-2-quinazolinyl)methylamino]propyl]tetrahydro-,N-[3-[(4-Amino-6,7-dimethoxy-2-quinazolinyl)methylamino]propyl]tetrahydro-2-furancarboxamide,Alfuzosin,N-[3-[N-(4-Amino-6,7-dimethoxyquinazolin-2-yl)-N-(methyl)amino]propyl]tetrahydrofuran-2-carboxamide,SL 77499
IUPAC Name	N-[3-[(4-amino-6,7-dimethoxyquinazolin-2-yl)-methylamino]propyl]oxolane-2-carboxamide
Molecular Formula	C19H28ClN5O4

Clofazimine, TRC

CAS: 2030-63-9 Molecular Formula: C27 H22 Cl2 N4 Molecular Weight (g/mol): 473.4 Synonym: Clofazimine,N,5-Bis(4-chlorophenyl)-3-[(1-methylethyl)imino]-3,5-dihydrophenazin-2-amine,2-Phenazinamine, N,5-bis(4-chlorophenyl)-3,5-dihydro-3-[(1-methylethyl)imino]-,Phenazine, 3-(p-chloroanilino)-10-(p-chlorophenyl)-2,10-dihydro-2-(isopropylimino)- (6CI,7CI,8CI),N,5-Bis(4-chlorophenyl)-3,5-dihydro-3-[(1-methylethyl)imino]-2-phenazinamine,2-(4-Chloroanilino)-3-isopropylimino-5-(4-chlorophenyl)-3,5-dihydrophenazine,2-p-Chloroanilino-5-p-chlorophenyl-3,5-dihydro-3-isopropyliminophenazine,3-(p-Chloroanilino)-10-(p-chlorophenyl)-2,10-dihydro-2-(isopropylimino)phenazine,B 663,B 663 (pharmaceutical),Chlofazimine,G 30320,Hansepran,Lampren,Lamprene,NSC 141046 IUPAC Name: N,5-bis(4-chlorophenyl)-3-propan-2-yliminophenazin-2-amine SMILES: CC(C)N=C1C=C2N(c3ccc(Cl)cc3)c4ccccc4N=C2C=C1Nc5ccc(Cl)cc5

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Specifications

CAS	2030-63-9
Molecular Weight (g/mol)	473.4
SMILES	CC(C)N=C1C=C2N(c3ccc(Cl)cc3)c4ccccc4N=C2C=C1Nc5ccc(Cl)cc5
Synonym	Clofazimine,N,5-Bis(4-chlorophenyl)-3-[(1-methylethyl)imino]-3,5-dihydrophenazin-2-amine,2-Phenazinamine, N,5-bis(4-chlorophenyl)-3,5-dihydro-3-[(1-methylethyl)imino]-,Phenazine, 3-(p-chloroanilino)-10-(p-chlorophenyl)-2,10-dihydro-2-(isopropylimino)- (6CI,7CI,8CI),N,5-Bis(4-chlorophenyl)-3,5-dihydro-3-[(1-methylethyl)imino]-2-phenazinamine,2-(4-Chloroanilino)-3-isopropylimino-5-(4-chlorophenyl)-3,5-dihydrophenazine,2-p-Chloroanilino-5-p-chlorophenyl-3,5-dihydro-3-isopropyliminophenazine,3-(p-Chloroanilino)-10-(p-chlorophenyl)-2,10-dihydro-2-(isopropylimino)phenazine,B 663,B 663 (pharmaceutical),Chlofazimine,G 30320,Hansepran,Lampren,Lamprene,NSC 141046
IUPAC Name	N,5-bis(4-chlorophenyl)-3-propan-2-yliminophenazin-2-amine
Molecular Formula	C27 H22 Cl2 N4

(Z)-Gemifloxacin Mesilate, TRC

CAS: 210353-53-0 Molecular Formula: C18 H20 F N5 O4 . C H4 O3 S Molecular Weight (g/mol): 485.49 Synonym: 1,8-Naphthyridine-3-carboxylic acid, 7-[(4Z)-3-(aminomethyl)-4-(methoxyimino)-1-pyrrolidinyl]-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-, monomethanesulfonate,Factive,Floxguard,Gemifloxacin mesylate,Gemixa,LB 20304a,SB 265805S,Gemifloxacin Mesilate IUPAC Name: 7-[(4Z)-3-(aminomethyl)-4-methoxyiminopyrrolidin-1-yl]-1-cyclopropyl-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid;methanesulfonic acid SMILES: CO\N=C\1/CN(CC1CN)c2nc3N(C=C(C(=O)O)C(=O)c3cc2F)C4CC4.CS(=O)(=O)O

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Specifications

CAS	210353-53-0
Molecular Weight (g/mol)	485.49
SMILES	CO\N=C\1/CN(CC1CN)c2nc3N(C=C(C(=O)O)C(=O)c3cc2F)C4CC4.CS(=O)(=O)O
Synonym	1,8-Naphthyridine-3-carboxylic acid, 7-[(4Z)-3-(aminomethyl)-4-(methoxyimino)-1-pyrrolidinyl]-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-, monomethanesulfonate,Factive,Floxguard,Gemifloxacin mesylate,Gemixa,LB 20304a,SB 265805S,Gemifloxacin Mesilate
IUPAC Name	7-[(4Z)-3-(aminomethyl)-4-methoxyiminopyrrolidin-1-yl]-1-cyclopropyl-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid;methanesulfonic acid
Molecular Formula	C18 H20 F N5 O4 . C H4 O3 S

Gefitinib, TRC

CAS: 184475-35-2 Molecular Formula: C22 H24 Cl F N4 O3 Molecular Weight (g/mol): 446.9 IUPAC Name: N-(3-chloro-4-fluorophenyl)-7-methoxy-6-(3-morpholin-4-ylpropoxy)quinazolin-4-amine SMILES: COc1cc2ncnc(Nc3ccc(F)c(Cl)c3)c2cc1OCCCN4CCOCC4

Pricing and Availability
Specifications

CAS	184475-35-2
Molecular Weight (g/mol)	446.9
SMILES	COc1cc2ncnc(Nc3ccc(F)c(Cl)c3)c2cc1OCCCN4CCOCC4
IUPAC Name	N-(3-chloro-4-fluorophenyl)-7-methoxy-6-(3-morpholin-4-ylpropoxy)quinazolin-4-amine
Molecular Formula	C22 H24 Cl F N4 O3

Trovafloxacin, TRC

CAS: 147059-72-1 Molecular Formula: C20H15F3N4O3 Molecular Weight (g/mol): 416.35 Synonym: 7-((1R,5S,6s)-6-amino-3-azabicyclo[3.1.0]hexan-3-yl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-1,8-naphthyridine-3-carboxylic Acid,Turvel,3-Azabicyclo[3.1.0]hexane, 1,8-naphthyridine-3-carboxylic acid derivative,7-[(1alpha,5alpha,6alpha)-6-Amino-3-azabicyclo[3.1.0]hex-3-yl]-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic Acid IUPAC Name: 7-[(1R,5S)-6-amino-3-azabicyclo[3.1.0]hexan-3-yl]-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid SMILES: N[C@@H]1[C@H]2CN(C[C@@H]12)c3nc4N(C=C(C(=O)O)C(=O)c4cc3F)c5ccc(F)cc5F

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Specifications

CAS	147059-72-1
Molecular Weight (g/mol)	416.35
SMILES	N[C@@H]1[C@H]2CN(C[C@@H]12)c3nc4N(C=C(C(=O)O)C(=O)c4cc3F)c5ccc(F)cc5F
Synonym	7-((1R,5S,6s)-6-amino-3-azabicyclo[3.1.0]hexan-3-yl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-1,8-naphthyridine-3-carboxylic Acid,Turvel,3-Azabicyclo[3.1.0]hexane, 1,8-naphthyridine-3-carboxylic acid derivative,7-[(1alpha,5alpha,6alpha)-6-Amino-3-azabicyclo[3.1.0]hex-3-yl]-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic Acid
IUPAC Name	7-[(1R,5S)-6-amino-3-azabicyclo[3.1.0]hexan-3-yl]-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid
Molecular Formula	C20H15F3N4O3

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

CAS: 53242-88-9 Molecular Formula: C15 H11 Cl N2 O Molecular Weight (g/mol): 270.71 Synonym: 4-(4-Chlorobenzyl)phthalazin-1(2H)-one,Azelastine Hydrochloride Imp. D (EP) IUPAC Name: 4-[(4-chlorophenyl)methyl]-2H-phthalazin-1-one SMILES: Clc1ccc(CC2=NNC(=O)c3ccccc23)cc1

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Specifications

CAS	53242-88-9
Molecular Weight (g/mol)	270.71
SMILES	Clc1ccc(CC2=NNC(=O)c3ccccc23)cc1
Synonym	4-(4-Chlorobenzyl)phthalazin-1(2H)-one,Azelastine Hydrochloride Imp. D (EP)
IUPAC Name	4-[(4-chlorophenyl)methyl]-2H-phthalazin-1-one
Molecular Formula	C15 H11 Cl N2 O

2-Phenylquinazolin-4(3h)-one, TRC

CAS: 1022-45-3 Molecular Formula: C14H10N2O Molecular Weight (g/mol): 222.24 Synonym: 2-Phenyl-4(3H)-quinazolinone IUPAC Name: 2-phenylquinazolin-4-ol SMILES: Oc1nc(nc2ccccc12)c3ccccc3

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Specifications

CAS	1022-45-3
Molecular Weight (g/mol)	222.24
SMILES	Oc1nc(nc2ccccc12)c3ccccc3
Synonym	2-Phenyl-4(3H)-quinazolinone
IUPAC Name	2-phenylquinazolin-4-ol
Molecular Formula	C14H10N2O

7-Chloro-6-fluoro-1-(2,4-difluorophenyl)-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic Acid Ethyl Ester, TRC

CAS: 100491-29-0 Molecular Formula: C17H10ClF3N2O3 Molecular Weight (g/mol): 382.72 Synonym: 7-Chloro-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic Acid Ethyl Ester,Ethyl 1-(2,4-Difluorophenyl)-7-chloro-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate IUPAC Name: ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylate SMILES: CCOC(=O)C1=CN(c2ccc(F)cc2F)c3nc(Cl)c(F)cc3C1=O

Pricing and Availability
Specifications

CAS	100491-29-0
Molecular Weight (g/mol)	382.72
SMILES	CCOC(=O)C1=CN(c2ccc(F)cc2F)c3nc(Cl)c(F)cc3C1=O
Synonym	7-Chloro-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic Acid Ethyl Ester,Ethyl 1-(2,4-Difluorophenyl)-7-chloro-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate
IUPAC Name	ethyl 7-chloro-1-(2,4-difluorophenyl)-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylate
Molecular Formula	C17H10ClF3N2O3

Carbadox (Technical Grade), TRC

CAS: 6804-07-5 Molecular Formula: C11 H10 N4 O4 Molecular Weight (g/mol): 262.22 Synonym: Carbazic acid, 3-(2-quinoxalinylmethylene)-, methyl ester, N,N'-dioxide (7CI),Carbazic acid, 3-(2-quinoxalinylmethylene)-, methyl ester, N1,N4-dioxide (8CI),Hydrazinecarboxylic acid, (2-quinoxalinylmethylene)-, methyl ester, N,N'-dioxide,Hydrazinecarboxylic acid, [(1,4-dioxido-2-quinoxalinyl)methylene]-, methyl ester (9CI),2-Formylquinoxaline-1,4-dioxide carbomethoxyhydrazone,Carbadox,Fortigro,GS 6244,Getroxel,Mecadox,Methyl 3-(2-quinoxalinylmethylene)carbazate N1,N4-dioxide,Quinoxaline-2-carbomethoxyhydrazone 1,4-dioxide IUPAC Name: methyl N-[(E)-(1,4-dioxidoquinoxaline-1,4-diium-2-yl)methylideneamino]carbamate SMILES: COC(=O)N\N=C\c1c[n+]([O-])c2ccccc2[n+]1[O-]

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Specifications

CAS	6804-07-5
Molecular Weight (g/mol)	262.22
SMILES	COC(=O)N\N=C\c1c[n+]([O-])c2ccccc2[n+]1[O-]
Synonym	Carbazic acid, 3-(2-quinoxalinylmethylene)-, methyl ester, N,N'-dioxide (7CI),Carbazic acid, 3-(2-quinoxalinylmethylene)-, methyl ester, N1,N4-dioxide (8CI),Hydrazinecarboxylic acid, (2-quinoxalinylmethylene)-, methyl ester, N,N'-dioxide,Hydrazinecarboxylic acid, [(1,4-dioxido-2-quinoxalinyl)methylene]-, methyl ester (9CI),2-Formylquinoxaline-1,4-dioxide carbomethoxyhydrazone,Carbadox,Fortigro,GS 6244,Getroxel,Mecadox,Methyl 3-(2-quinoxalinylmethylene)carbazate N1,N4-dioxide,Quinoxaline-2-carbomethoxyhydrazone 1,4-dioxide
IUPAC Name	methyl N-[(E)-(1,4-dioxidoquinoxaline-1,4-diium-2-yl)methylideneamino]carbamate
Molecular Formula	C11 H10 N4 O4

Phthalic Hydrazide, TRC

CAS: 1445-69-8 Molecular Formula: C8 H6 N2 O2 Molecular Weight (g/mol): 162.15 Synonym: 2,3-Dihydro-1,4-phthalazinedione,1,2-Benzenedicarboxylic acid, cyclic hydrazide,1,4-Dihydroxyphthalazine,1,4-Phthalazinediol,4-Hydroxyphthalazin-1(2H)-one,Hydrazine, 1,2-(1,2-phenylenedicarbonyl)-,N,N'-Phthaloylhydrazine,NSC 201511,NSC 651,Phthalazine-1,4(2H,3H)-dione,Phthalhydrazide,Phthalic acid cyclic hydrazide,Phthalocyclohydrazide IUPAC Name: 2,3-dihydrophthalazine-1,4-dione SMILES: O=C1NNC(=O)c2ccccc12

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Specifications

CAS	1445-69-8
Molecular Weight (g/mol)	162.15
SMILES	O=C1NNC(=O)c2ccccc12
Synonym	2,3-Dihydro-1,4-phthalazinedione,1,2-Benzenedicarboxylic acid, cyclic hydrazide,1,4-Dihydroxyphthalazine,1,4-Phthalazinediol,4-Hydroxyphthalazin-1(2H)-one,Hydrazine, 1,2-(1,2-phenylenedicarbonyl)-,N,N'-Phthaloylhydrazine,NSC 201511,NSC 651,Phthalazine-1,4(2H,3H)-dione,Phthalhydrazide,Phthalic acid cyclic hydrazide,Phthalocyclohydrazide
IUPAC Name	2,3-dihydrophthalazine-1,4-dione
Molecular Formula	C8 H6 N2 O2

(4-Methylquinazolin-2-yl)methanol, TRC

CAS: 13535-91-6 Molecular Formula: C10H10N2O Molecular Weight (g/mol): 174.2 Synonym: 2-Hydroxymethyl-4-methylquinazoline IUPAC Name: (4-methylquinazolin-2-yl)methanol SMILES: Cc1nc(CO)nc2ccccc12

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Specifications

CAS	13535-91-6
Molecular Weight (g/mol)	174.2
SMILES	Cc1nc(CO)nc2ccccc12
Synonym	2-Hydroxymethyl-4-methylquinazoline
IUPAC Name	(4-methylquinazolin-2-yl)methanol
Molecular Formula	C10H10N2O

Enoxacin, TRC

CAS: 74011-58-8 Molecular Formula: C15 H17 F N4 O3 Molecular Weight (g/mol): 320.32 Synonym: 1,8-Naphthyridine-3-carboxylic acid, 1-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)- (9CI, ACI),1-Ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-1,8-naphthyridine-3-carboxylic acid (ACI),1-Ethyl-6-fluoro-4-oxo-7-(piperazin-1-yl)-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid,1-Ethyl-6-fluoro-4-oxo-7-piperazin-4-ium-1-yl-1,8-naphthyridine-3-carboxylate,AT 2266,CI 919,Enofloxacin,Enofloxacine,Enoksetin,Enoxacine,ENOXOR,Flumark,MeSH ID: D015365,NSC 629661,PD 107779,Penetrex,Penetrex (pharmaceutical) IUPAC Name: 1-ethyl-6-fluoro-4-oxo-7-piperazin-1-yl-1,8-naphthyridine-3-carboxylic acid SMILES: CCN1C=C(C(=O)O)C(=O)c2cc(F)c(nc12)N3CCNCC3

Pricing and Availability
Specifications

CAS	74011-58-8
Molecular Weight (g/mol)	320.32
SMILES	CCN1C=C(C(=O)O)C(=O)c2cc(F)c(nc12)N3CCNCC3
Synonym	1,8-Naphthyridine-3-carboxylic acid, 1-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)- (9CI, ACI),1-Ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-1,8-naphthyridine-3-carboxylic acid (ACI),1-Ethyl-6-fluoro-4-oxo-7-(piperazin-1-yl)-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid,1-Ethyl-6-fluoro-4-oxo-7-piperazin-4-ium-1-yl-1,8-naphthyridine-3-carboxylate,AT 2266,CI 919,Enofloxacin,Enofloxacine,Enoksetin,Enoxacine,ENOXOR,Flumark,MeSH ID: D015365,NSC 629661,PD 107779,Penetrex,Penetrex (pharmaceutical)
IUPAC Name	1-ethyl-6-fluoro-4-oxo-7-piperazin-1-yl-1,8-naphthyridine-3-carboxylic acid
Molecular Formula	C15 H17 F N4 O3

Diazanaphthalenes

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