5858-71-9

5858-71-9 structure
5858-71-9 structure

Name sodium,(7Z)-7-[(2-methoxy-5-methylphenyl)hydrazinylidene]-8-oxonaphthalene-1,6-disulfonic acid
Synonyms C.I. Acid Red 21
C.I. Acid Red 21,disodium salt
1,8-hydroxy-7-[(2-methoxy-5-methylphenyl)azo]-,disodium salt
Density 1.597g/cm3
Molecular Formula C18H16N2NaO8S2+
Molecular Weight 475.44800
Exact Mass 475.02500
PSA 179.68000
LogP 5.93280
Index of Refraction 1.68