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ClassyFire Ontology
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CATEGORY | QUALITY | THRESHOLD | OCCURENCE | REFERENCE |
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smell | 1.920e-3 µmol/L | apple | details | |
smell | fruity, banana-like | 2.324e-1 µmol/L | jackfruit pulp | details |
Toxicity Summary |
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Link to the Distributed Structure-Searchable Toxicity (DSSTox) Database |
IDENTIFICATION AND USE: n-Butyl acetate is a colorless liquid. It is used in manufacture of lacquer, artificial leather, photographic films, plastics, and safety glass. It is also used as an organic solvent and synthetic flavoring ingredient. HUMAN STUDIES: Male and female volunteers were exposed to different concentrations of n-butyl acetate vapor for 2 to 5 minutes. With exposure at 200 ppm for 3 to 5 minutes, the majority of the subjects complained of throat irritation; at 300 ppm for 3 to 5 minutes, the majority reported eye and nose irritation and severe throat irritation. In cases of severe overexposure, weakness, drowsiness, and unconsciousness have been seen. Chronic exposure to n-butyl acetate in humans has been associated with mild skin irritation. Repeated contact of the skin with the liquid may lead to defatting and cracking. Workers exposed chronically to n-butyl acetate have reported conjunctival irritation, feeling of chest constriction, and coughing. However, permanent lesions of the eyes and respiratory tract and other systemic effects have been reported in an occupational setting only when n-butyl acetate is present in a mixture with other solvents, and these effects appear to be due to the other solvents. ANIMAL STUDIES: n-Butyl acetate showed no sensitization potential when tested in a maximization test using guinea-pigs. Following 24 hr application of 0.01 mL of the neat material to the clipped skin of five albino rabbits, n-butyl acetate was slightly irritating. Guinea pigs exposed for 1 to 810 minutes at vapor concentration of 0.33, 0.7, or 1.4% by volume of n-butyl acetate were examined. At 0.33%, only eye irritation occurred. Irritation of the nose and eyes, lacrimation, incoordination, CNS depression, and respiratory disturbances were noted at the two higher concentration. Deaths were recorded only at the 1.4% concentration after 4 hours and occurred during exposure; slight to moderate congestion of the brain, lungs, and kidneys were noted. In mice, minimally effective concentrations for activity-decreasing effects were 2000 ppm for ethyl acetate and 8000 ppm for n-butyl acetate. The mutagenicity of n-butyl acetate in Salmonella typhimurium (TA98, TA100, TA1535, TA1537, and TA1538) and Escherichia coli (WP2uvrA) was examined. The mutation test was performed in the absence and presence of rat microsomal activation. No mutagenic activity was observed with n-butyl acetate. |
Source: DrugBank or Hazardous Substances Data Bank (HSDB) |
Food Additive Safety (OFAS) |
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BUTYL ACETATE is used for FLAVORING AGENT OR ADJUVANT. More food additive safty information please view GRAS report. |
EFSA's chemical Hazards Database : OpenFoodTox |
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This compound is found in OpenFoodTox with the name: Butyl acetate |
Spectrum Type | Spectrum View | Description | Polarity |
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Experimental GCMS | view | GCMS | positive |