Agent Name |
1,4-Naphthoquinone |
CAS Number |
130-15-4 |
Formula |
C10-H6-O2 |
Major Category |
Other Classes |
Synonyms |
1,4-Dihydro-1,4-diketonaphthalene; 1,4-Naftochinon [Czech]; 1,4-Naphthalenedione; 1,4-Naphthylquinone; alpha-Naphthoquinone; p-Naphthoquinone; [ChemIDplus] UN2811 |
Category |
Other Aromatics |
Description |
Yellow solid with a pungent odor; [ICSC] "Begins to sublimes below 100 deg C." [Merck Index] |
Sources/Uses |
Used as a polymerization regulator, fungicide, algicide, and to make dyes and pharmaceuticals; [Hawley] Used as a chemical intermediate, corrosion inhibitor, and stabilizer for transformer oils; [HSDB] |
Comments |
A skin, eye, and respiratory tract irritant; [ICSC] Very toxic after ingestion, inhalation, or skin contact; Effects on experimental animals include somnolence, weight loss, liver injury, methemoglobinemia, tumors, and reproductive changes; [MSDSonline] |
Exposure Assessment |
Vapor Pressure |
0.00018 mm Hg |
Lethal Concentration |
LC50 (rat) = 46 mg/m3/4H |
Explanatory Notes |
LC50 from MSDSonline; |
Adverse Effects |
Methemoglobinemia |
Methemoglobinemia, Secondary |
Hepatotoxin |
Hepatotoxin, Secondary |
Links to Other NLM Databases |
Health Studies |
Human Health Effects from Hazardous Substances Data Bank: 1,4-NAPHTHOQUINONE
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