Properties: Needles from dil alc, mp 281-283°. [a]D +19° (c = 0.70 in ethanol). uv max: 205 nm (e 6950). Sol in alcohol, acetone, acetic acid; practically insol in chloroform, benzene.
Melting point: mp 281-283°
Optical Rotation: [a]D +19° (c = 0.70 in ethanol)
Absorption maximum: uv max: 205 nm (e 6950)
Derivative Type: Monoacetate
Percent Composition: C 66.36%, H 8.18%, Cl 6.12%, O 19.34%
Properties: Crystals from methanol + chloroform, mp 209-211°. [a]D +23° (c = 1.32). uv max (methanol): 205 nm (e 6400).
Melting point: mp 209-211°
Optical Rotation: [a]D +23° (c = 1.32)
Absorption maximum: uv max (methanol): 205 nm (e 6400)
Derivative Type: Diacetate
Percent Composition: C 65.74%, H 7.95%, Cl 5.71%, O 20.60%
Properties: Dec 257-263°. [a]D +29° (c = 1.09 in methanol).
Optical Rotation: [a]D +29° (c = 1.09 in methanol)
Status: This monograph has been retired and is no longer subject to revision or update.
产品链接: 2469-34-3››