2-Aminophenol hemisulfate Structure

2-Aminophenol hemisulfate

Chemical Properties

Melting point 59-60°C
storage temp.  Hygroscopic, -20°C Freezer, Under inert atmosphere
solubility  DMSO (Slightly), Methanol (Slightly)
form  Solid
color  Dark Grey
Stability Hygroscopic
Cosmetics Ingredients Functions HAIR DYEING
CAS DataBase Reference 67845-79-8(CAS DataBase Reference)
EWG's Food Scores 1-3
FDA UNII 45L97927QI
EPA Substance Registry System o-Aminophenol sulfate (2:1) (67845-79-8)

Safety

Symbol(GHS) Exclamation Mark (GHS07)
Signal wordWarning
Hazard statements H302-H315-H319-H335
Precautionary statements P261-P305+P351+P338
TSCA  TSCA listed

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