1,4-Naphthalenedione,5,8-dihydroxy- cas no:475-38-7
Synonyms: 1,4-Naphthoquinone,5,8-dihydroxy- (7CI,8CI);Naphthazarin (6CI);5,8-Dihydroxy-1,4-naphthalenedione;5,8-Dihydroxy-1,4-naphthoquinone;5,8-Dihydroxy-1,4-naphthosemiquinone;5,8-Dihydroxynaphthoquinone;NSC 26647;NSC 344555;Naphthazarine;Naphthazarone;
Name1,4-Naphthalenedione,5,8-dihydroxy-
CAS475-38-7
Synonyms1,4-Naphthoquinone,5,8-dihydroxy- (7CI,8CI);Naphthazarin (6CI);5,8-Dihydroxy-1,4-naphthalenedione;5,8-Dihydroxy-1,4-naphthoquinone;5,8-Dihydroxy-1,4-naphthosemiquinone;5,8-Dihydroxynaphthoquinone;NSC 26647;NSC 344555;Naphthazarine;Naphthazarone;
EINECS(EC#)207-495-4
Molecular FormulaC10H6O4
Molecular Weight190.15
Appearancedark purple to brown-black powder
refractive index1.71
storage tempStore in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Hazard Xi:Irritant;
Risk R36/37/38
Safety Hazard Codes:Xi
Risk Statements:36/37/38
36/37/38:Irritating to eyes, respiratory system and skin
Safety Statements:22-24/25-37/39-26
22:Do not breathe dust
24/25:Avoid contact with skin and eyes
37/39:Wear suitable protective clothing, gloves and eye/face
protection
26:In case of contact with eyes, rinse immediately with plenty
of water and seek medical advice
WGK Germany:3
