Ultranox 626

Ultranox 626
  • CAS No.:26741-53-7
Other grades of this product :
Ultranox 626 Basic information
Appearance Application
Product Name:Ultranox 626
Synonyms:antioxidant 24;Ultranox 626;3,9-bis(2,4-di-tert-butylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane;BIS-(2,4-DI-TERT-BUTYLPHENYL)PENTAERYTHRITOL DIPHOSPHITE (ULTRANOX 626);2,4,8,10-Tetraoxa-3,9-diphosphaspiro5.5undecane, 3,9-bis2,4-bis(1,1-dimethylethyl)phenoxy-;3,9-Bis(2,4-di-tert-butylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro(5.5)undecan;4,8,10-Tetraoxa-3,9-diphosphaspiro[5.5]undecane, 3,9-bis[2,4-bis(1,1-dimethylethyl)phenoxy]-2;phosphorous acid, cyclic neopentanetetrayl bis(2,4-di-tert-butylphenyl)ester
CAS:26741-53-7
MF:C33H50O6P2
MW:604.69
EINECS:247-952-5
Product Categories:Industrial/Fine Chemicals;Organics
Mol File:26741-53-7.mol
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℃
LogP10.9 at 25℃
CAS DataBase Reference26741-53-7(CAS DataBase Reference)
EPA Substance Registry SystemBis(2,4-di-tert-butylphenyl) pentaerythritol diphosphite (26741-53-7)
Safety Information
MSDS Information
Ultranox 626 Usage And Synthesis
AppearanceUltranox 626 is a white powder or granule.  
ApplicationAntioxidant 626 (ultranox 626) is Approved by the FDA for food contact applications under 21CFRl78.2010 covering antioxidants and/or stabilizers for poly­mers.
DescriptionAntioxidant 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.
UsesAntioxidant 626 is suitable for: polyolefin and olefin copolymers, polycarbonate, polyamide and other engineering plastics, rubber and elastomers, coatings and adhesives.
Flammability and ExplosibilityNotclassified
Ultranox 626 Preparation Products And Raw materials
Raw materials3,9-dichloro-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane-->2,4-Di-tert-butylphenol-->Pentaerythritol

Welcome!

Please leave a message for us or use the following ways to contact us, we will reply to you as soon as possible, and provide you with the most sincere service, thank you.

  • NO. 18 ,Wujiang Road, Wulidian Street, Jiangbei District, Chongqing
  • +86-23-6139-8061 +86-13650506873
  • danny@chemdad.com sales@chemdad.com
  • www.chemdad.com
  • WhatsApp +86-13650506873

Name

phone

company

email

message

Payment methods
Google translate: 日本语日本语 한국어한국어 FrançaisFrançais DeutschDeutsch EspañaEspaña TürkiyeTürkiye