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2-Naphthalenesulfonicacid, 7,7'-(carbonyldiimino)bis[4-hydroxy- cas no:134-47-4

Synonyms: 1-Naphthol-3-sulfonicacid, 6,6'-ureylenebis- (6CI);2-Naphthalenesulfonic acid, 7,7'-ureylenebis[4-hydroxy-(8CI);6,6'-Ureylenebis(1-naphthol-3-sulfonic acid);Carbonyl J;I AcidUrea;J acid urea;N,N'-Bis(5-hydroxy-7-sulfo-2-naphthyl)urea;NSC 1699;NSC 45174;UreaJ Acid;Scarlet Acid;

Identification
Name2-Naphthalenesulfonicacid, 7,7'-(carbonyldiimino)bis[4-hydroxy-
CAS134-47-4
Synonyms1-Naphthol-3-sulfonicacid, 6,6'-ureylenebis- (6CI);2-Naphthalenesulfonic acid, 7,7'-ureylenebis[4-hydroxy-(8CI);6,6'-Ureylenebis(1-naphthol-3-sulfonic acid);Carbonyl J;I AcidUrea;J acid urea;N,N'-Bis(5-hydroxy-7-sulfo-2-naphthyl)urea;NSC 1699;NSC 45174;UreaJ Acid;Scarlet Acid;
EINECS(EC#)205-142-9
Molecular FormulaC21H16N2O9S2
Molecular Weight504.48
Chemical Properties
Appearancedry grey-white powder
refractive index1.822

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