Synonyms:

1,4-Naphthalenedione,2-hydroxy-;1,4-Naphthoquinone, 2-hydroxy-;2-Hydroxy-1,4-naphthalenedione;2-hydroxy-4-naphthalenedione;2-hydroxy-4-naphthoquinone;2-Hydroxynaphthoquinone;Lawsone, Natural Orange 6;1,4-Dihydro-1,4-dioxo-2-hydroxynaphthalene

Canonical SMILES: C1=CC=C2C(=C1)C(=CC(=O)C2=O)O

HS Code: 29146990

Density:1.2346(roughestimate)

Boiling Point:265.11°C(roughestimate)

Refractive Index:1.5036(estimate)

Melting Point: 192-195 °C(dec.)(lit.)

PKA: 4.31±0.10(Predicted)

Appearance: CrystallinePowder

Hazard Codes: Xi,Xn

Risk Statements:  36/37/38-68-36-22

Safety Statements: 26-37/39-36/37/39-36

WGK Germany: 3