Pyridazines and derivatives

6-Oxo-1,6-dihydropyridazine-3-carboxylic acid monohydrate, 97%, Maybridge

CAS: 37972-69-3 Molecular Formula: C5H4N2O3 Molecular Weight (g/mol): 140.098 InChI Key: GIFSROMQVPUQFK-UHFFFAOYSA-N Synonym: 6-hydroxypyridazine-3-carboxylic acid, 6-hydroxy-3-pyridazinecarboxylic acid, 6-oxo-1,6-dihydropyridazine-3-carboxylic acid, 6-oxo-1,6-dihydro-pyridazine-3-carboxylic acid, 3-hydroxypyridazine-6-carboxylic acid, 3-pyridazinecarboxylic acid, 1,6-dihydro-6-oxo, 6-hydroxy-pyridazine-3-carboxylic acid, 6-oxo-1,6-dihydro-3-pyridazinecarboxylic acid, 3-pyridazinecarboxylicacid, 1,6-dihydro-6-oxo, 6-oxohydropyridazine-3-carboxylic acid PubChem CID: 305970 IUPAC Name: 6-oxo-1H-pyridazine-3-carboxylic acid SMILES: C1=CC(=O)NN=C1C(=O)O

3-Aminophthalhydrazide, 98%, pure, Acros Organics

CAS: 521-31-3 Molecular Formula: C8H7N3O2 Molecular Weight (g/mol): 177.16 MDL Number: MFCD00006890 InChI Key: HWYHZTIRURJOHG-UHFFFAOYSA-N Synonym: luminol, 3-aminophthalhydrazide, 3-aminophthalic hydrazide, 5-amino-2,3-dihydro-1,4-phthalazinedione, 1,4-phthalazinedione, 5-amino-2,3-dihydro, 3-aminophthalic acid hydrazide, 5-amino-1,2,3,4-tetrahydrophthalazine-1,4-dione, unii-5exp385q4f, ccris 5962, 3-aminophthalylhydrazide PubChem CID: 10638 IUPAC Name: 5-amino-2,3-dihydrophthalazine-1,4-dione SMILES: C1=CC2=C(C(=C1)N)C(=O)NNC2=O

4,5-Dichloro-2-(4-methylphenyl)-2,3-dihydropyridazin-3-one, 97%, Maybridge

CAS: 33098-21-4 Molecular Formula: C11H8Cl2N2O Molecular Weight (g/mol): 255.098 MDL Number: MFCD00135290 InChI Key: OWPCMQKRJFNLHF-UHFFFAOYSA-N Synonym: 4,5-dichloro-2-4-methylphenyl-2,3-dihydropyridazin-3-one, 4,5-dichloro-2-4-methylphenyl pyridazin-3-one, 3 2h-pyridazinone,4,5-dichloro-2-4-methylphenyl, 4,5-dichloro-2-p-tolyl-2h-pyridazin-3-one, 4,5-dichloro-2-4-methylphenyl-2-hydropyridazin-3-one, 4,5-dichloro-2-p-tolyl pyridazin-3 2h-one, 4,5-dichloro-2-4-methylphenyl-3 2h-pyridazinone, 4,5-dichloro-2-4-methylphenyl pyridazin-3 2h-one, 4,5-dichloro-2-4-methylphenyl-2,3-dihydropyridazin-3one PubChem CID: 2774757 IUPAC Name: 4,5-dichloro-2-(4-methylphenyl)pyridazin-3-one SMILES: CC1=CC=C(C=C1)N2C(=O)C(=C(C=N2)Cl)Cl

Alfa Aesar™ 6-Oxo-1,4,5,6-tetrahydropyridazine-3-carboxylic acid, 97%

CAS: 27372-38-9 Molecular Formula: C5H6N2O3 Molecular Weight (g/mol): 142.114 MDL Number: MFCD00052030 InChI Key: VUADWGRLHPTYPI-UHFFFAOYSA-N Synonym: 6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxylic acid, 1,4,5,6-tetrahydro-6-oxopyridazine-3-carboxylic acid, unii-ot09ztp07e, ot09ztp07e, 6-oxo-1,4,5,6-tetrahydro-pyridazine-3-carboxylic acid, 3-pyridazinecarboxylic acid, 1,4,5,6-tetrahydro-6-oxo, 1,4,5,6-tetrahydro-6-oxo-3-pyridazinecarboxylic acid, 6-oxo-1,4,5,6-tetrahydropyridazin-3-carboxylic acid, 6-oxo-1,4,5-trihydropyridazine-3-carboxylic acid, pubchem19274 PubChem CID: 99621 IUPAC Name: 6-oxo-4,5-dihydro-1H-pyridazine-3-carboxylic acid SMILES: C1CC(=O)NN=C1C(=O)O

Alfa Aesar™ 1-Chlorophthalazin-4-one, 98%

CAS: 2257-69-4 Molecular Formula: C8H5ClN2O Molecular Weight (g/mol): 180.591 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: C1=CC=C2C(=C1)C(=O)NN=C2Cl

Alfa Aesar™ 6-(4-Bromophenyl)-4,5-dihydro-3(2H)-pyridazinone, 98%

CAS: 36725-37-8 Molecular Formula: C10H9BrN2O Molecular Weight (g/mol): 253.099 MDL Number: MFCD00203490 InChI Key: CDDNLMGOLYMTSF-UHFFFAOYSA-N Synonym: 6-4-bromophenyl-4,5-dihydropyridazin-3 2h-one, 6-4-bromophenyl-4,5-dihydro-2h-pyridazin-3-one, 6-4-bromophenyl-2,3,4,5-tetrahydropyridazin-3-one, 6-4-bromophenyl-4,5-dihydro-3 2h-pyridazinone, 6-4-bromophenyl-2,4,5-trihydropyridazin-3-one, 3-4-bromophenyl-4,5-dihydro-1h-pyridazin-6-one, 6-4-bromophenyl-4 5-dihydro-2h-pyrida&, 6-p-bromophenyl-4,5-dihydro-3 2h-pyridazinone, 3 2h-pyridazinone,6-4-bromophenyl-4,5-dihydro, 6-4-bromo-phenyl-4,5-dihydro-2h-pyridazin-3-one PubChem CID: 689108 IUPAC Name: 3-(4-bromophenyl)-4,5-dihydro-1H-pyridazin-6-one SMILES: C1CC(=O)NN=C1C2=CC=C(C=C2)Br

Alfa Aesar™ 4,5-Dibromo-3(2H)-pyridazinone, 98%

CAS: 5788-58-9 Molecular Formula: C4H2Br2N2O Molecular Weight (g/mol): 253.881 MDL Number: MFCD00023641 InChI Key: AGLQURQNVJVJNB-UHFFFAOYSA-N Synonym: 4,5-dibromopyridazin-3 2h-one, 4,5-dibromo-3 2h-pyridazinone, 4,5-dibromopyridazin-3-one, 4,5-dibromopyridazine-3 2h-one, 4,5-dibromopyridazin-3-ol, 4,5-dibromo-2,3-dihydropyridazin-3-one, 3 2h-pyridazinone, 4,5-dibromo, 4,5-dibromo-2h-pyridazin-3-one, 4,5-dibromo-2-hydropyridazin-3-one PubChem CID: 236181 IUPAC Name: 4,5-dibromo-1H-pyridazin-6-one SMILES: C1=NNC(=O)C(=C1Br)Br

Alfa Aesar™ 6-Chloro-3(2H)-pyridazinone, 98%

CAS: 19064-67-6 Molecular Formula: C4H3ClN2O Molecular Weight (g/mol): 130.531 MDL Number: MFCD00160460 InChI Key: YICPBKWYZXFJNB-UHFFFAOYSA-N Synonym: 6-chloropyridazin-3-ol, 6-chloro-3-hydroxypyridazine, 6-chloro-2h-pyridazin-3-one, 6-chloropyridazin-3 2h-one, 3-chloro-6-hydroxypyridazine, 3 2h-pyridazinone, 6-chloro, 6-chloro-3 2h-pyridazinone, 3-chloro-6-pyridazone, 3-hydroxy-6-chloropyridazine, 6-chloro-3-pyridazinol PubChem CID: 252828 IUPAC Name: 3-chloro-1H-pyridazin-6-one SMILES: C1=CC(=NNC1=O)Cl

4,5-Dichloro-2-methyl-3(2H)-pyridazinone, 97%, ACROS Organics™

CAS: 933-76-6 Molecular Formula: C5H4Cl2N2O Molecular Weight (g/mol): 179.01 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: CN1C(=O)C(=C(C=N1)Cl)Cl

6-Bromo-3-pyridazinamine, 97%, Maybridge

CAS: 88497-27-2 Molecular Formula: C4H4BrN3 Molecular Weight (g/mol): 174.001 MDL Number: MFCD01646092 InChI Key: FXTDHDQFLZNYKW-UHFFFAOYSA-N Synonym: 3-amino-6-bromopyridazine, 6-bromo-3-pyridazinamine, 6-bromo-pyridazin-3-ylamine, 2-amino-5-bromopyridazine, 3-pyridazinamine,6-bromo, 3-pyridazinamine, 6-bromo, 6-bromopyridazine-3-ylamine, 6-bromo-3-pyridazineamine, 3-bromo-6-aminopyridazine, acmc-20a0gf PubChem CID: 2794779 IUPAC Name: 6-bromopyridazin-3-amine SMILES: C1=CC(=NN=C1N)Br

Alfa Aesar™ 3-(6-Oxo-1,6-dihydro-3-pyridazinyl)benzonitrile, 97%

CAS: 52240-08-1 Molecular Formula: C11H7N3O Molecular Weight (g/mol): 197.197 MDL Number: MFCD16482247 InChI Key: INFIYPRKBSENAH-UHFFFAOYSA-N Synonym: 3-6-oxo-1,6-dihydropyridazin-3-yl benzonitrile, 3-6-oxo-1,6-dihydro-3-pyridazinyl benzonitrile, 3-6-oxo-1,6-dihydro-pyridazin-3-yl-benzonitrile, 3-6-oxo-1h-pyridazin-3-yl benzonitrile, 3-6-oxo-1,6-dihydropyridazin-3-yl-benzonitrile, benzonitrile, 3-1,6-dihydro-6-oxo-3-pyridazinyl PubChem CID: 20326520 IUPAC Name: 3-(6-oxo-1H-pyridazin-3-yl)benzonitrile SMILES: C1=CC(=CC(=C1)C2=NNC(=O)C=C2)C#N

Alfa Aesar™ 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

5-chloropyridazin-3(2H)-one, 97%, Maybridge

CAS: 660425-07-0 Molecular Formula: C4H3ClN2O Molecular Weight (g/mol): 130.531 MDL Number: MFCD12198134 InChI Key: NHMLZGFOEYLZEN-UHFFFAOYSA-N Synonym: 5-chloropyridazin-3-2h-one, 5-chloropyridazin-3 2h-one, 5-chloropyridazin-3-ol, 5-chloro-2h-pyridazin-3-one, 3 2h-pyridazinone, 5-chloro, acmc-20dlsu, 5-chloropyridazin-3-one, 5-chloropyridazine-3-ol, 5-chloro-pyridazin-3-one, 5-chloropyridazin-3 2h one PubChem CID: 19905718 IUPAC Name: 4-chloro-1H-pyridazin-6-one SMILES: C1=C(C=NNC1=O)Cl

3-Amino-6-chloropyridazine, 97%, Acros Organics

CAS: 5469-69-2 Molecular Formula: C4H4ClN3 Molecular Weight (g/mol): 129.55 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: C1=CC(=NN=C1N)Cl

6-Oxo-1,4,5,6-tetrahydropyridazine-3-carboxylic acid, 97%, Maybridge

CAS: 27372-38-9 Molecular Formula: C5H6N2O3 Molecular Weight (g/mol): 142.114 MDL Number: MFCD00052030 InChI Key: VUADWGRLHPTYPI-UHFFFAOYSA-N Synonym: 6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxylic acid, 1,4,5,6-tetrahydro-6-oxopyridazine-3-carboxylic acid, unii-ot09ztp07e, ot09ztp07e, 6-oxo-1,4,5,6-tetrahydro-pyridazine-3-carboxylic acid, 3-pyridazinecarboxylic acid, 1,4,5,6-tetrahydro-6-oxo, 1,4,5,6-tetrahydro-6-oxo-3-pyridazinecarboxylic acid, 6-oxo-1,4,5,6-tetrahydropyridazin-3-carboxylic acid, 6-oxo-1,4,5-trihydropyridazine-3-carboxylic acid, pubchem19274 PubChem CID: 99621 IUPAC Name: 6-oxo-4,5-dihydro-1H-pyridazine-3-carboxylic acid SMILES: C1CC(=O)NN=C1C(=O)O

4-chloro-1,2-dihydrophthalazin-1-one, 97%, Maybridge

CAS: 2257-69-4 Molecular Formula: C8H5ClN2O Molecular Weight (g/mol): 180.591 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: C1=CC=C2C(=C1)C(=O)NN=C2Cl

1(2H)-Phthalazinone, 98+%, ACROS Organics™

CAS: 119-39-1 Molecular Formula: C8H6N2O Molecular Weight (g/mol): 146.15 MDL Number: MFCD00006892 InChI Key: IJAPPYDYQCXOEF-UHFFFAOYSA-N Synonym: 1 2h-phthalazinone, phthalazin-1 2h-one, phthalazone, phthalazinone, phthalazin-1-one, 1-phthalazinol, phthalazin-1-ol, 1-hydroxyphthalazine, 1 2h phthalazinone, 1,2-dihydrophthalazin-1-one PubChem CID: 8394 ChEBI: CHEBI:34023 IUPAC Name: 2H-phthalazin-1-one SMILES: C1=CC=C2C(=C1)C=NNC2=O

Alfa Aesar™ 3-Aminophthalhydrazide, 98%

CAS: 521-31-3 Molecular Formula: C8H7N3O2 Molecular Weight (g/mol): 177.163 MDL Number: MFCD00006890 InChI Key: HWYHZTIRURJOHG-UHFFFAOYSA-N Synonym: luminol, 3-aminophthalhydrazide, 3-aminophthalic hydrazide, 5-amino-2,3-dihydro-1,4-phthalazinedione, 1,4-phthalazinedione, 5-amino-2,3-dihydro, 3-aminophthalic acid hydrazide, 5-amino-1,2,3,4-tetrahydrophthalazine-1,4-dione, unii-5exp385q4f, ccris 5962, 3-aminophthalylhydrazide PubChem CID: 10638 IUPAC Name: 5-amino-2,3-dihydrophthalazine-1,4-dione SMILES: C1=CC2=C(C(=C1)N)C(=O)NNC2=O

3-Aminopyridazine, 95%, Acros Organics™

CAS: 5469-70-5 Molecular Formula: C4H5N3 Molecular Weight (g/mol): 95.1 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

Alfa Aesar™ 4,5-Dihydro-6-methylpyridazin-3(2H)-one monohydrate, 99%

CAS: 5157-08-4 Molecular Formula: C5H8N2O Molecular Weight (g/mol): 112.13 MDL Number: MFCD00006455 InChI Key: VOTFXESXPPEARL-UHFFFAOYSA-N Synonym: 6-methyl-4,5-dihydropyridazin-3 2h-one, 4,5-dihydro-6-methylpyridazin-3 2h-one, 6-methyl-2,3,4,5-tetrahydropyridazin-3-one, 3 2h-pyridazinone, 4,5-dihydro-6-methyl, 4,5-dihydro-6-methyl-3 2h-pyridazinone, 6-methyl-4,5-dihydro-2h-pyridazin-3-one, 6-methyl-4,5-dihydro-3 2h-pyridazinone, wln: t6nmv futj f1, 6-methyl-2,4,5-trihydropyridazin-3-one, 3 2h-pyridazinone,5-dihydro-6-methyl PubChem CID: 78834 IUPAC Name: 3-methyl-4,5-dihydro-1H-pyridazin-6-one SMILES: CC1=NNC(=O)CC1

Alfa Aesar™ 1-Chloro-4-(4-fluorophenyl)phthalazine, 96%

CAS: 155937-28-3 Molecular Formula: C14H8ClFN2 Molecular Weight (g/mol): 258.68 MDL Number: MFCD06253841 InChI Key: LIFADULWFCVAQR-UHFFFAOYSA-N Synonym: 1-chloro-4-4-fluorophenyl phthalazine, 4-chloro-1-4-fluorophenyl phthalazine, 1-chloro-4-4-fluorophenyl-phthalazine, 1-chloro-4-4-fluoro-phenyl-phthalazine, 1-chloro-4-4-fluorophenyl phthalazine im ocs PubChem CID: 2115239 IUPAC Name: 1-chloro-4-(4-fluorophenyl)phthalazine SMILES: C1=CC=C2C(=C1)C(=NN=C2Cl)C3=CC=C(C=C3)F

Alfa Aesar™ 1-Chloro-4-(4-methylphenyl)phthalazine, 96%

CAS: 76972-35-5 Molecular Formula: C15H11ClN2 Molecular Weight (g/mol): 254.717 MDL Number: MFCD00446456 InChI Key: SBSCJEDEQMLKJY-UHFFFAOYSA-N Synonym: 1-chloro-4-4-methylphenyl phthalazine, 1-chloro-4-p-tolyl phthalazine, phthalazine,1-chloro-4-4-methylphenyl, 1-chloro-4-4-tolyl phthalazine PubChem CID: 6408759 IUPAC Name: 1-chloro-4-(4-methylphenyl)phthalazine SMILES: CC1=CC=C(C=C1)C2=NN=C(C3=CC=CC=C32)Cl

3-Phenylcinnoline-4-carboxylic acid, 97%, Maybridge

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

Alfa Aesar™ 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

Alfa Aesar™ 4-Aminophthalhydrazide, 98%

CAS: 3682-14-2 Molecular Formula: C8H7N3O2 Molecular Weight (g/mol): 177.163 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 IUPAC Name: 6-amino-2,3-dihydrophthalazine-1,4-dione SMILES: C1=CC2=C(C=C1N)C(=O)NNC2=O

6-chloropyridazin-3-amine, Maybridge, 97%, Maybridge

CAS: 5469-69-2 Molecular Formula: C4H4ClN3 Molecular Weight (g/mol): 129.547 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: C1=CC(=NN=C1N)Cl

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