Ultranox 626 Chemical Properties

Melting point:

160-178°C

Boiling point:

555.8±50.0 °C(Predicted)

Density 

1.166[at 20℃]

vapor pressure 

0Pa at 25℃

storage temp. 

under inert gas (nitrogen or Argon) at 2-8°C

solubility 

Chloroform (Slightly), Hexanes (Slightly, Heated)

form 

Solid

color 

White to Off-White

Water Solubility 

93μg/L at 25℃

Stability:

Hygroscopic

LogP

10.9 at 25℃

CAS DataBase Reference

26741-53-7(CAS DataBase Reference)

EPA Substance Registry System

Bis(2,4-di-tert-butylphenyl) pentaerythritol diphosphite (26741-53-7)

Safety Information

HS Code 

2920.29.0000

Ultranox 626 Usage And Synthesis

Appearance

Ultranox 626 is a white powder or granule.  

Application

Antioxidant 626 (ultranox 626) is Approved by the FDA for food contact applications under 21CFRl78.2010 covering antioxidants and/or stabilizers for poly­mers.

Description

Antioxidant 626 is a white to off-white powdery substance with low volatility and higher efficiency. It is often used in combination with hindered phenolic antioxidants.

Uses

Antioxidant 626 is suitable for: polyolefin and olefin copolymers, polycarbonate, polyamide and other engineering plastics, rubber and elastomers, coatings and adhesives.

Flammability and Explosibility

Not classified

Ultranox 626(26741-53-7)Related Product Information

• Clindamycin phosphate
• Pentaerythrityl oleate
• Di-tert-butyl peroxide
• Sodium triacetoxyborohydride
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• tert-Butylchlorodiphenylsilane
• 4,4'-Thiobis(6-tert-butyl-m-cresol)
• Butylated Hydroxytoluene
• Antioxidant 168
• SULPHOSUCCINIC ACID ESTER
• Antioxidant 1520
• Antioxidant 1330
• Dipentaerythritol
• Distearyl thiodipropionate
• Bis(2,6-di-ter-butyl-4-methylphenyl)pentaerythritol-diphosphite
• 3,9-Bis(2,4-dicuMylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane
• DI-TERT-BUTYL ETHER
• Complex antioxidant