| Agent Name |
Camphor, synthetic |
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| CAS Number |
76-22-2 |
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| Formula |
C10-H16-O |
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| Major Category |
Other Classes |
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| Synonyms |
1,7,7-Trimethylbicyclo(2.2.1)-2-heptanone; 1,7,7-Trimethylnorcamphor; 2-Bornanone; 2-Camphanone; 2-Kamfanon [Czech]; 2-Keto-1,7,7-trimethylnorcamphane; Alphanon; Bicyclo(2.2.1)heptan-2-one, 1,7,7-trimethyl-; Bicyclo(2.2.1)heptane-2-one, 1,7,7-trimethyl-; Bornane, 2-oxo-; Camphor; Camphor, synthetic; DL-Camphor; Gum camphor; Huile de camphre [French]; Kampfer [German]; Matricaria camphor; Norcamphor, 1,7,7-trimethyl-; Root bark oil; Spirit of camphor; dl-Camphor; [ChemIDplus] UN2717 |
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| Category |
Other Organic Compounds |
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| Description |
Colorless or white crystals with a penetrating, aromatic odor; [NIOSH] |
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| Sources/Uses |
Used as a plasticizer and chemical intermediate; also used as an additive to explosives, varnishes, lacquers, insecticides, fungicides, pharmaceuticals, cosmetics, and flavorings; [ACGIH] |
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| Comments |
Workers exposed to greater than 2 ppm (12.6 mg/m3) report irritation of the eyes and nose and loss of the sense of smell. Camphor causes convulsions in experimental animals and in humans after ingestion of high doses. [ACGIH] Can cause nonimmunologic contact urticaria; [Kanerva 2004, p. 103] |
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| Exposure Assessment |
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| Skin Designation (ACGIH) |
No |
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| TLV (ACGIH) |
12 mg/m3 |
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| STEL (ACGIH) |
19 mg/m3 |
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| PEL (OSHA) |
2 mg/m3 |
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| MAK |
13 mg/m3 |
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| IDLH (NIOSH) |
200 mg/m3 |
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| Excerpts from Documentation for IDLHs |
It has been reported that concentrations during camphor processing and packaging ranged from 33 to 194 mg/m3; workers had no complaints other than slight eye irritation and afternoon drowsiness [Gronka et al. 1969]. |
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| Vapor Pressure |
0.65 mm Hg |
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| Odor Threshold Low |
0.0026 ppm |
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| Odor Threshold High |
0.96 ppm |
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| Lethal Concentration |
LCLo (mice) = 400 mg/m3/3H |
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| Explanatory Notes |
Detection odor threshold from AIHA (mean = 0.079 ppm); Flash point = 66 deg C; |
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| Flammability (NFPA) |
2: high ambient temperature required |
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| Adverse Effects |
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| Neurotoxin |
Other CNS Neurotoxin |
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| Links to Other NLM Databases |
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| Health Studies |
Human Health Effects from Hazardous Substances Data Bank: CAMPHOR
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