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HomeProduct name list4,4'-BIS(4-AMINO-1-NAPHTHYLAZO)-2,2'-STILBENEDISULFONIC ACID

4,4'-BIS(4-AMINO-1-NAPHTHYLAZO)-2,2'-STILBENEDISULFONIC ACID

  • CAS NO.:5463-64-9
  • Empirical Formula: C34H26N6O6S2
  • Molecular Weight: 678.74
  • MDL number: MFCD00041943
  • EINECS: 226-754-2
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2023-05-15 10:43:31
4,4'-BIS(4-AMINO-1-NAPHTHYLAZO)-2,2'-STILBENEDISULFONIC ACID Structural

What is 4,4'-BIS(4-AMINO-1-NAPHTHYLAZO)-2,2'-STILBENEDISULFONIC ACID?

Chemical properties

DARK COLORED CRYSTALS WITH A GREEN SHEEN

The Uses of 4,4'-BIS(4-AMINO-1-NAPHTHYLAZO)-2,2'-STILBENEDISULFONIC ACID

A new indicator for the determination of organic acid anhydrides by the morpholine method.

What are the applications of Application

4,4′-Bis(4-amino-1-naphthylazo)-2,2′-stilbenesulfonic Acid is Indicator for Organic Acid Anhydrides by morpholine method

Properties of 4,4'-BIS(4-AMINO-1-NAPHTHYLAZO)-2,2'-STILBENEDISULFONIC ACID

Melting point: >300°C
Density  1.2173 (rough estimate)
refractive index  1.7000 (estimate)
storage temp.  Hygroscopic, Refrigerator, Under Inert Atmosphere
solubility  Basic Methanol (Slightly), DMSO (Slightly, Heated)
form  Solid
pka -1.33±0.50(Predicted)
Colour Index  24860
color  Black
Stability: Hygroscopic
EPA Substance Registry System Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis[5-[(4-amino-1-naphthalenyl)azo]- (5463-64-9)

Safety information for 4,4'-BIS(4-AMINO-1-NAPHTHYLAZO)-2,2'-STILBENEDISULFONIC ACID

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
Precautionary Statement Codes P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P280:Wear protective gloves/protective clothing/eye protection/face protection.

Computed Descriptors for 4,4'-BIS(4-AMINO-1-NAPHTHYLAZO)-2,2'-STILBENEDISULFONIC ACID

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