Derivative Type: dl-Form
Properties: Lustrous platelets. Sublimes without melting at ~255°. Slightly sol in the usual organic solvents. Sol in alkalies.
Derivative Type: Methyl ester
Percent Composition: C 65.44%, H 6.71%, N 8.48%, O 19.37%
Properties: Needles from petr ether, mp 32°. Sol in alcohol, ether, benzene.
Melting point: mp 32°
Derivative Type: Ethyl ester
Percent Composition: C 67.02%, H 7.31%, N 7.82%, O 17.85%
Properties: Liquid, bp 257°; bp16 149°; bp5 114-115°; nD25 1.500.
Boiling point: bp 257°; bp16 149°; bp5 114-115°
Index of refraction: nD25 1.500
Derivative Type: l-Form
Properties: Needles from dil alc, mp 305-310°. [a]D20 -157.8° (dil HCl).
Melting point: mp 305-310°
Optical Rotation: [a]D20 -157.8° (dil HCl)
Derivative Type: d-Form
Properties: Crystals. [a]D20 +156° (dil HCl).
Optical Rotation: [a]D20 +156° (dil HCl)
产品链接: 69-91-0››