Pigment Yellow 65 CAS 6528-34-3

Introduction：Basic information about Pigment Yellow 65 CAS 6528-34-3, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Pigment Yellow 65 Basic information

• Product Name: Pigment Yellow 65
• Synonyms: c.i. 11740;2-[(4-methoxy-2-nitrophenyl)azo]-n-(2-methoxyphenyl)-3-oxo-butyramide;Pigment Yellow 65;YELLOW 65;2-[(4-methoxy-2-nitrophenyl)azo]-n-(2-methoxyphenyl)-3-oxo-butanamid;2-[(4-methoxy-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxo-Butanamide;2-[(4-Methoxy-2-nitrophenyl)azo]-o-acetoacetanisidide;Permanent Yellow Rn
• CAS: 6528-34-3
• MF: C18H18N4O6
• MW: 386.36
• EINECS: 229-419-9
• Product Categories: Organics
• Mol File: 6528-34-3.mol

Pigment Yellow 65 Chemical Properties

• Melting point: 236 - 240°C
• Boiling point: 570.1±50.0 °C(Predicted)
• density: 1.33
• vapor pressure: 0Pa at 25℃
• storage temp.: Refrigerator, under inert atmosphere
• solubility: Chloroform (Slightly, Heated)
• pka: 0.77±0.59(Predicted)
• form: Solid
• color: Yellow to Dark Orange
• Water Solubility: 1.9μg/L at 25℃
• LogP: 4.83 at 22.6℃
• CAS DataBase Reference: 6528-34-3(CAS DataBase Reference)
• EPA Substance Registry System: Butanamide, 2-[(4-methoxy-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxo- (6528-34-3)

Safety Information

• TSCA: TSCA listed

Pigment Yellow 65 Usage And Synthesis

Uses

Pigment Yellow 65 is a disazomethine dye with solid-state fluorescence.a biologically active chemical.

Flammability and Explosibility

Not classified

Properties and Applications

• TEST ITEMS:

  SPECIFICATION

• APPEARANCE:

  YELLOW POWDER

• SHADE:

  REDDISH

• HEAT RESISTANCE:

  180 °C min

• LIGHT FASTNESS:

  6

• ACID RESISTANCE:

  5

• ALKALI RESISTANCE:

  4

• FASTNESS TO BLEEDING:

  4

• OIL ABSORPTION:

  40-50%

• SPECIFIC SURFACE:

  28 m ² /g

• DENSITY:

  1.60 g/cm ³

• RESIDUE ON 80 MESH:

  5.0% max

• WATER SOLUBLE:

  1.0% max

• VOLATITE 105 °C:

  1.0% max

• TINTING STRENGTH:

  100-105 %

References

[1] Pl?tner J, Dreuw A. Solid state fluorescence of Pigment Yellow 101 and derivatives: a conserved property of the individual molecules[J]. Physical Chemistry Chemical Physics, 2006, 8(10): 1197-1204.

Pigment Yellow 65 Preparation Products And Raw materials

• Raw materials: Urea-->Sodium acetate trihydrate-->Activated carbon,decolor-->o-Acetoacetaniside