5a-hydroxy laxogenin 56786-63-1
5a-hydroxy laxogenin
cas:56786-63-1
synonyms: spirostan-6-one, 3,5-dihydroxy-, (3b,5a,25r)-;5a-hydroxy laxogenin
molecular formula: c27h42o5
appearance: white crystalline powder
mp: 248.6℃-252.3 ℃
heavy metals : ≤10ppm
assay: 94.87%
conclusion : the results conforms with enterprise standards
identification:
the ir spectrogram conforms to the characteristic peak of r.s.
the maximum absorption should be in
the retention time of the major peak in the
residual solvents :
methylene chloride ≤600ppm
ethanol≤5000ppm
acetone≤410ppm
hexane≤290ppm
dmf≤880ppm
thf≤720ppm