| Agent Name |
1,4-Naphthoquinone |
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| CAS Number |
130-15-4 |
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| Formula |
C10-H6-O2 |
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| Major Category |
Other Classes |
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| Synonyms |
1,4-Dihydro-1,4-diketonaphthalene; 1,4-Naftochinon [Czech]; 1,4-Naphthalenedione; 1,4-Naphthylquinone; alpha-Naphthoquinone; p-Naphthoquinone; [ChemIDplus] UN2811 |
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| Category |
Other Aromatics |
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| Description |
Yellow solid with a pungent odor; [ICSC] "Begins to sublimes below 100 deg C." [Merck Index] |
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| 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] |
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| 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] |
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| Exposure Assessment |
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| Vapor Pressure |
0.00018 mm Hg |
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| Lethal Concentration |
LC50 (rat) = 46 mg/m3/4H |
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| Explanatory Notes |
LC50 from MSDSonline; |
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| Adverse Effects |
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| Methemoglobinemia |
Methemoglobinemia, Secondary |
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| Hepatotoxin |
Hepatotoxin, Secondary |
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| Links to Other NLM Databases |
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| Health Studies |
Human Health Effects from Hazardous Substances Data Bank: 1,4-NAPHTHOQUINONE
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