Benzimidazolone Yellow H4G 151 (SPY151)

Color Shade (1:10)

Product Identification

• C.I. NO. : Pigment Yellow 151 (13980)
• Chemical Name : Benzimidazolone Yellow H4G, Fast Yellow H4G
• Synonyms : 2-[[1-[[(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-oxopropyl]azo]benzoic acid
• Molecular Formula : C₁₈H₁₅N₅O₅
• Molecular Weight : 381.35
• CAS Registry Number : 31837-42-0
• EINECS : 250-830-4
• Chamical Family : Disazo
• Physical State : Powder

Molecular Structure

Physical and Chemical Properties

• PH Value : 7
• Density (g/cm3 ) : 1.6
• Oil Absorption (ml/100g) : 45
• Fastness to Light : 8
• Fastness to Heat : 250 °C
• Water Resistance : 5
• Oil Resistance : 5
• Resistance to Acid : 5
• Resistance to Alkali : 5

Application

• Offset inks
• Solvent inks
• Paint
• Plastic rubber
• Textile printing