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Acid Red 18 Structure

Acid Red 18

Chemical Properties

Melting point >300oC
Density  1.772[at 20℃]
vapor pressure  0Pa at 25℃
storage temp.  Inert atmosphere,Room Temperature
solubility  DMSO (Slightly, Heated, Sonicated), Methanol (Slightly, Heated), Water (Slightly)
Colour Index  16255
form  Powder
color  Bordeaux to brown
Water Solubility  305.21g/L at 20℃
BRN  4122340
Stability Hygroscopic
InChIKey MSUZYPTYNUUBFH-ZPZFBZIMSA-N
SMILES N(/C1=C(C=CC2=CC(S(O)(=O)=O)=CC(S(O)(=O)=O)=C12)O)=N\C1=CC=C(S(O)(=O)=O)C2=CC=CC=C12.[NaH]
LogP -2.267 at 20℃
EPA Substance Registry System C.I. Acid Red 18, trisodium salt (2611-82-7)

Safety Information

Safety Statements  22-24/25
WGK Germany  2
RTECS  QJ6530000
HS Code  32041200
Hazardous Substances Data 2611-82-7(Hazardous Substances Data)
Toxicity LD50 oral in rat: > 8gm/kg

MSDS

Usage And Synthesis

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