| Message: | Spironolactone
Synonyms:17-hydroxy-7alpha-mercapto-3-oxo-17alpha-pregn-4-ene-21-carboxylicacigamm;3-(3-keto-7-alpha-acetylthio-17-beta-hydroxy-4-androsten-17-alpha-yl)propion
CAS: 52-01-7
Assay (on the dried basis) 97%~102.0%
Appearance almoste white crystalline powder
EINECS: 200-133-6
MF: C24H32O4S
MW: 416.57
MS:
ITEMS SPECIFICATION
Melting point:198-209°C
Specific rotation: etween -33°And- 37°
Indentificaftion meet the requirements
Relate substances sum of impurities
(except canrenone) ≤ 1.0%
Canrenone ≤1.0%
Sum of impurities+canrenone ≤ 1.0%
Chromium ≤ 50ppm
Loss on drying ≤ 0.5%
Sulphated ash ≤ 0.1%
Heavy Metal ≤ 0.002%
Limit of mercapto compounds Conform
Ordinary impurities Conform
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