Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:4-(Phenyldiazenyl)naphthalen-1-amine CA Name: 1-Naphthalenamine,4-(phenylazo)- Molecular Structure: Molecular Formula:C16H13N3 Molecular Weight: 247.29 CAS Registry Number: 131-22-6

Name: 4-Amino-5-(phenylsulfonyloxy)naphthalene-2,7-disulfonic acid CA Name: 2,7-Naphthalenedisulfonic acid,4-amino-5-hydroxy-,benzenesulfonate(ester) Molecular Structure: Molecular Formula:C16H13NO9S3 Molecular Weight: 459.47 CAS Registry Number: 83-23-8

Name: 4-Hydroxy-5-(phenylsulfonamido)naphthalene-2,7-disulfonic acid CA Name: 2,7-Naphthalenedisulfonic acid,4-benzenesulfonamido-5-hydroxy- Molecular Structure: Molecular Formula:C16H13NO9S3 Molecular Weight: 459.47 CAS Registry Number: 83-22-7

Name: 4-Hydroxy-5-(phenylamino)naphthalene-2,7-disulfonic acid CA Name: 2,7-Naphthalenedisulfoniic acid,4-hydroxy-5-(phenylamino)- Molecular Structure: Molecular Formula:C16H13NO7S2 Molecular Weight: 395.41 CAS Registry Number: 213249-11-7

Name: 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid CA Name: 2-Naphthalenesulfonic acid,4-hydroxy-7-(phenylamino)- Molecular Structure: Molecular Formula:C16H13NO4S Molecular Weight: 315.34 CAS Registry Number: 119-40-4