Agent Name

1,2-Naphthoquinone

CAS Number

524-42-5

Formula

C10-H6-O2

Major Category

Other Classes

Synonyms

1,2-Dihydro-1,2-diketo-naphthalene; 1,2-Naftochinon [Czech]; 1,2-Naphthalenedione; 1,2-Naphthaquinone; beta-Naphthoquinone; o-Naphthoquinone; [ChemIDplus]

Category

Aromatic Ketones

Description

Golden yellow solid; [Merck Index] May also be brown solid; Decomposes to a bluish-black color on standing; [CAMEO] Deep brown solid; [MSDSonline]

Sources/Uses

Used as a chemical reagent and intermediate; [Hawley] Used as a reagent for resorcinol and thalline; [Merck Index]

Comments

1,2-Naphthoquinone appears to be the metabolite that can cause cataracts in cases of naphthalene poisoning; [HSDB] Irritant; [Hawley] An irritant; [MSDSonline] See "Naphthalene" and "Quinone."

Exposure Assessment
Vapor Pressure

9.9E-5 mm Hg

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Diseases

Occupational diseases associated with exposure to this agent: