Properties: Viscous, oily liquid. bp8 173°. Volatile with steam. [a]D21 -16.4° (c = 10 in abs alc). nD20 1.5312. d420 1.020. pK1 at 20°: 2.24; pK2: 9.46; pH of 0.01 molar soln 11.6. One gram dissolves in 325 ml water. Freely sol in alcohol, chloroform or ether.
Boiling point: bp8 173°
pKa: pK1 at 20°: 2.24; pK2: 9.46; pH of 0.01 molar soln 11.6
Optical Rotation: [a]D21 -16.4° (c = 10 in abs alc)
Index of refraction: nD20 1.5312
Density: d420 1.020
Derivative Type: Sulfate pentahydrate
CAS Registry Number: 6160-12-9
Trademarks: Depasan (Giulini); Tocosamine (Trent)
Percent Composition: C 42.64%, H 9.06%, N 6.63%, S 7.59%, O 34.08%
Properties: Columnar crystals, loses water of crystn at 100° turning brown, dec 136°. pH of 0.05 molar soln 3.3. One gram dissolves in 1.1 ml water, 3 ml alcohol. Practically insol in chloroform and ether.
Derivative Type: l-a-Isosparteine
CAS Registry Number: 446-95-7
Additional Names: Genisteine (alkaloid)
Literature References: 14aa-stereoisomer. Isoln from Cytisus scoparius (L.) Link, (Spartium scoparium L.), Leguminosae: Valeur, Compt. Rend.
167, 23, 163 (1918); from Lupinus caudatus Kellog, Leguminosae: Marion et al., Can. J. Chem.
29, 22 (1951). Identity as stereoisomer: Marion, Leonard, ibid. 297. Structure: Leonard et al., J. Am. Chem. Soc.
77, 1552 (1955). Absolute configuration: Okuda, Tsuda, Chem. Ind. (London)
1961, 1115.
Properties: Monohydrate, needles from boiling acetone, mp 108-110°. [a]D22 -51.6° (c = 0.7 in abs. ethanol).
Melting point: mp 108-110°
Optical Rotation: [a]D22 -51.6° (c = 0.7 in abs. ethanol)
Therap-Cat: In treatment of cardiac insufficiency.
产品链接: 90-39-1››