Title: p-tert-Pentylphenol
CAS Registry Number: 80-46-6
CAS Name: 4-(1,1-Dimethylpropyl)phenol
Additional Names: p-tert-amylphenol; 2-methyl-2-p-hydroxyphenylbutane
Trademarks: Pentaphen
Molecular Formula: C11H16O
Molecular Weight: 164.24
Percent Composition: C 80.44%, H 9.82%, O 9.74%
Literature References: Prepd by condensation of tert-pentanol or 2-methyl-3-butanol with phenol in the presence of aluminum chloride: Huston, Hsieh, J. Am. Chem. Soc. 58, 439 (1936); Huston et al., ibid. 67, 899 (1945). Physical properties: Pardee, Weinrich, Ind. Eng. Chem. 36, 595 (1944). Toxicity study: H. F. Smyth et al., Am. Ind. Hyg. Assoc. J. 23, 95 (1962).
Properties: Crystals, mp 94-95°. bp 262.5°, bp740 248-250°, bp15 138.5°, bp3 112-120°. d420 0.962. Practically insol in water. Sol in alcohol, ether, benzene, chloroform. LD50 orally in rats: 3.08 g/kg (Smyth).
Melting point: mp 94-95°
Boiling point: bp 262.5°; bp740 248-250°; bp15 138.5°; bp3 112-120°
Density: d420 0.962
Toxicity data: LD50 orally in rats: 3.08 g/kg (Smyth)
Use: In the manuf of oil-soluble resins; has been recommended as a germicide and fumigant; intermediate for organic mercury germicides, for pesticides, for chemicals used in rubber and petroleum industries.

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