Properties: From methanol + water, mp 115-116°; from abs methanol or benzene, mp 84-85°; dried at 60° over P2O5, mp 152-153°. Easily oxidized in air. uv max (ethanol): 221, 283, 310 nm (log e 4.56, 4.01, 4.17). Very sol in chloroform, sol in hot alc, ethyl acetate, acetic acid, alkalies; slightly sol in ether. Practically insol in water.
Melting point: mp 115-116°; mp 84-85°; mp 152-153°
Absorption maximum: uv max (ethanol): 221, 283, 310 nm (log e 4.56, 4.01, 4.17)
Derivative Type: Methyl ether
Additional Names: Nantenine; domestine; epidicentrine
Properties: mp 139°. [a]D18 +102° (c = 0.528 in chloroform).
Melting point: mp 139°
Optical Rotation: [a]D18 +102° (c = 0.528 in chloroform)
Derivative Type: dl-Form
Properties: Needles from methanol, mp 185-186° (dec).
Melting point: mp 185-186°
产品链接: 476-71-1››