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Archive for the 'Dye intermediates' Category

8-Amino-5-nitronaphthalene-2-sulfonic acid

Name: 8-Amino-5-nitronaphthalene-2-sulfonic acid CA Name: 2-Naphthalenesulfonic acid,8-amino-5-nitro- Molecular Structure: Molecular Formula:C10H8N2O5S Molecular Weight: 268.25 CAS Registry Number: 6357-78-4

5-Oxo-1-phenyl-4,5-dihydro-1H-pyrazole-3-carboxylic acid

Name: 5-Oxo-1-phenyl-4,5-dihydro-1H-pyrazole-3-carboxylic acid CA Name: 1H-pyrazole-3-carboxylic acid,4,5-dihydro-5-oxo-1-phenyl- Molecular Structure:   Molecular Formula:C10H8N2O3 Molecular Weight: 204.18 CAS Registry Number: 119-18-6

4-Imino-5-hydroxy-8-amino-1(4H)-naphthalenone

Name: 4-Imino-5-hydroxy-8-amino-1(4H)-naphthalenone CA Name: 1(4H)-Naphthalenone,8-amino-5-hydroxy-4-imino- Molecular Structure: Molecular Formula:C10H8N2O2 Molecular Weight: 188.18 CAS Registry Number: 6259-68-3

2-(5-Methylbenzo[d]oxazol-2-yl)acetonitrile

Name: 2-(5-Methylbenzo[d]oxazol-2-yl)acetonitrile CA Name: Molecular Structure: Molecular Formula:C10H8N2O Molecular Weight: 172.18 CAS Registry Number:

2,5-Bichloro-4-(3-methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid

Name: 2,5-Bichloro-4-(3-methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid CA Name: Benzenesulfonic acid,2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- Molecular Structure: Molecular Formula:C10H8Cl2N2O4S Molecular Weight: 323.15 CAS Registry Number: 84-57-1