Yes, the Merck Index says that it is pratically insoluble in water, chloroform, ether and benzene.
Monograph number: 9927
Title: Tryptamine.
CAS Registry number: [61-54-1]
CA name(s): 1H-Indole-3-ethanamine; 3-(2-aminoethyl)indole;
Additional name(s): 2-(3-indolyl)ethylamine.
Molecular formula: C10H12N2
Molecular weight: 160.22
Composition: C 74.97%, H 7.55%, N 17.48%.
Literature references: Occurs in plants. Synthesis starting with nitroethylene and indole: Noland, Hartman, J. Am. Chem. Soc. 76, 3227 (1954). Alternate routes: Thesing, Schulde, Ber. 85, 324 (1952); Jackson, Smith, J. Chem. Soc. 1965, 3498; Tacconi, Farmaco Ed. Sci. 20, 902 (1965); S. Takano et al., Heterocycles 6, 1167 (1977); I. Fleming, M. Woolias, J. Chem. Soc. Perkin Trans. I 1979, 829. X-ray structure determn: Wakahara et al., Tetrahedron Letters 1970, 4999. Review of tryptamine syntheses: J. E. Saxton in R. H. F. Manske, The Alkaloids, vol. VIII (1965) pp 8-10.
Properties: Needles from petr ether, mp 118 deg. uv max (ethanol): 222, 282, 290 nm (log .epsilon. 4.56, 3.78, 3.71). Sol in ethanol, acetone. Practically insol in water, ether, benzene, chloroform.
Melting point: 118
UV Maxima: 222; 282; 290
Derivative: Hydrochloride
Molecular formula: C10H12N2.HCl
Properties: needles from ethanol + ethyl acetate, mp 248 deg. uv max (95% ethanol): 221, 275, 281, 290 nm (log .epsilon. 4.52, 3.73, 3.75, 3.69).
Melting point: 248
UV Maxima: 221; 275; 281; 290