Derivative Type: a-Form
CAS Registry Number: 28905-11-5
Properties: Crystals, mp 88°. [a]D20 +100℃hanging to +47.5° after 30 min (water).
Melting point: mp 88°
Optical Rotation: [a]D20 +100℃hanging to +47.5° after 30 min (water)
Derivative Type: b-Form
CAS Registry Number: 28905-10-4
Properties: Needles from methanol, dec 110°. [a]D20 +28℃hanging to +47.5° after 30 min (water). Very sol in water, sol in about 38 parts boiling methanol; sparingly sol in cold methanol or ethanol. Practically insol in ether, chloroform.
Optical Rotation: [a]D20 +28℃hanging to +47.5° after 30 min (water)
Derivative Type: N-Acetylglucosamine
CAS Registry Number: 7512-17-6
Percent Composition: C 43.44%, H 6.83%, N 6.33%, O 43.40%
Properties: Needles from methanol + ether, mp 205°. [a]D18 +64℃hanging to +40.9° (in water).
Melting point: mp 205°
Optical Rotation: [a]D18 +64℃hanging to +40.9° (in water)
Derivative Type: Sulfate salt
CAS Registry Number: 29031-19-4
Trademarks: Dona (Rottapharm)
Use: Pharmaceutic aid.
Therap-Cat: Antiarthritic.
Keywords: Antiarthritic/Antirheumatic.
产品链接: 3416-24-8››