5-hydroxynaphthalene-1,4-dione, 5-hydroxynaphthalene-1,4-dione, CI 75500, juglone Yellow, needle shaped crystals. Occurs in walnuts and is used in dye, ink and cosmetics.
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Physical characteristics
Molecular mass
174
Density
1.4 kg/m³
Melting point
162 ℃324 ℉436 K
Boiling point
382 ℃719 ℉655 K
Partition coeff. (logP)
1.92
Compound added to the database on June 16, 2021, last modified on August 19, 2022.
