UV absorber UV-328

• Post Date:

  Dec 26,2017

• Expiry Date:

  Jun 24,2018

• Detailed Description:

  Cas No. :25973-55-1 Product name: 2-(2H-benzotriazol-2-yl)-4,6-di-tert-pentylphenol
  Alias: 2-(2-Hydroxy-3,5-dipenryl-phenyl) benzotriazole; 2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylpropyl)-phenol; 2-(2H-hydroxy-3-5-Di-tert-Amyllphenyl)benzotriazole; UV-328; Tinuvin 328; Primesorb328; Ultraviolet absorbent UV-328; 2-(2'-Hydroxy-3',5'-di-tert-Pentyl Phenyl)-Benzotriazole; BHSORB-328; 2-(2'-Hydroxy-3',5-dipenryl-phenyl) benzotriazole; UV absorber-328; UV absorber UV-328; 2-(2H-benzotriazol-2-yl)-4,6-bis(2-methylbutan-2-yl)phenol; Ultraviolet absorberUV-328
  CAS No.: 25973-55-1
  EC No.: 247-384-8
  Molecular weight: 351.4852
  Structural Formula:
  Assay: ≥99%
  Appearance: white-Light yellow powder
  Assay: ≥99%
  Melting point: 80-83°C
  Loss on dry: ≤0.5%
  Ash: ≤0.1%
  Uses: As a UV absorbent, this product is mainly suitable for polyolefin, polystyrene, polyvinyl chloride (PVC), polyurethane, polyester, etc. Maximum absorption wavelength 345 nm. The general dosage is about 1%.

• CAS Registry Number:

  25973-55-1

• Synonyms:

  ;2-(2-Hydroxy-3,5-dipenryl-phenyl) benzotriazole;2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylpropyl)-phenol;2-(2H-hydroxy-3-5-Di-tert-Amyllphenyl)benzotriazole;UV-328;Tinuvin 328;Primesorb328;Ultraviolet absorbent UV-328;2-(2'-Hydroxy-3',5'-di-tert-Pentyl Phenyl)-Benzotriazole;BHSORB-328;2-(2'-Hydroxy-3',5-dipenryl-phenyl) benzotriazole;UV absorber-328;UV absorber UV-328;2-(2H-benzotriazol-2-yl)-4,6-bis(2-methylbutan-2-yl)phenol;Ultraviolet absorberUV-328;2-(2H-Benzotriazol-2-yl)-4,6-di-tert-amylphenol;Ultraviolet absorber UV-328;UV 328;2-(2H-Benzotriazol-2-yl)-4,6-ditertpentylphenol;

• Molecular Formula:

  C₂₂H₂₉N₃O

• Molecular Weight:

  351.4852

• Molecular Structure:

  

• Hazard Symbols:

   Xi:Irritant;
  

• Risk Codes:

  R36/37/38:;
  

• Safety Description:

  S26:;
  S36:;
  

• Company:

  HangZhou YaoS COOP Import & Export Co., Ltd.     [ China ]          

• Contact:

  YAO

• Tel:

  +86-571-89970952

• Fax:

  +86-571-89970952-8008

• Email:

  sales@yaoschem.com