n-Amyl Butyrate
Title: n-Amyl Butyrate
CAS Registry Number: 540-18-1
CAS Name: Butanoic acid pentyl ester
Molecular Formula: C9H18O2
Molecular Weight: 158.24
Percent Composition: C 68.31%, H 11.47%, O 20.22%
Line Formula: CH3CH2CH2COOCH2(CH2)3CH3
Literature References: Prepn: Gartenmeister, Ann. 233, 269 (1886). Toxicity study: P. M. Jenner et al., Food Cosmet. Toxicol. 2, 327 (1964).
Properties: Liquid. Apricot-like odor. mp -73.2°. d00 0.8832; d415 0.8713. bp760 185°. nD20 1.4110. Soly in water (50°): 0.54 g/l; very sol in alc, ether. LD50 orally in rats: 12210 mg/kg (Jenner).
Melting point: mp -73.2°
Boiling point: bp760 185°
Index of refraction: nD20 1.4110
Density: d00 0.8832; d415 0.8713
Toxicity data: LD50 orally in rats: 12210 mg/kg (Jenner)
Use: Has been used in such flavors as apricot, pineapple, pear, plum, and sparingly in some perfume compositions.

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