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523-44-4

Name ORANGE I
CAS 523-44-4
EINECS(EC#) 208-346-6
Molecular Formula C16H11N2NaO4S
MDL Number MFCD00021510
Molecular Weight 350.32
MOL File 523-44-4.mol

Chemical Properties

Melting point  260 °C (decomp)
storage temp.  Inert atmosphere,Room Temperature
solubility  DMSO (Slightly), Methanol (Slightly)
Colour Index  14600
form  Solid
color  Red to Very Dark Red
Merck  14,6857
BRN  3826844
IARC 3 (Vol. 8, Sup 7) 1987
EPA Substance Registry System C.I. Acid Orange 20 monosodium salt (523-44-4)

Safety Data

Safety Statements 
WGK Germany  3
RTECS  DB7085000
HS Code  32041200
Hazardous Substances Data 523-44-4(Hazardous Substances Data)
Toxicity
LD50 intraperitoneal in rat: 1gm/kg

Hazard Information

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