Omnistab LS 144 – CAS: 63843-89-0

About Omnistab LS 144 – CAS: 63843-89-0

Omnistab LS 144 is a hindered amine light stabilizer. It also contains an antioxidant moiety of the sterically hindered phenol type.

  • CAS number: 63843-89-0
  • Chemical name: Bis(1,2,2,6,6-pentamethyl-4-piperidyl) [[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]butylmalonate
  • Moleculair formula: C42H72N2O5
  • Molecular weight (g/mol): 685.03
  • Content (%): 98.00 min
  • Melting point/range (ºC): 146.00 - 153.00 ℃
  • Loss on drying (%): 0.50 max
  • Ash (%): 0.10 max
  • Transmittance 425 nm (%): 95.00 min
  • Transmittance 450 nm (%): 97.00 min
  • Transmittance 500 nm (%): 98.00 min
  • Product form(s): Powder
  • Packaging option(s): Carton
Product Data Sheet
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Product Data Sheet

Omnistab LS 144 – CAS: 63843-89-0


Date: Saturday, Jun 22, 2024

Product Composition

CAS number:63843-89-0
Chemical name:Bis(1,2,2,6,6-pentamethyl-4-piperidyl) [[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]butylmalonate
Moleculair formula:C42H72N2O5
Molecular weight (g/mol):685.03

Product Specification

Content (%)98.00 min
Melting point/range (ºC)146.00 - 153.00 ℃
Loss on drying (%)0.50 max
Ash (%)0.10 max
Transmittance 425 nm (%)95.00 min
Transmittance 450 nm (%)97.00 min
Transmittance 500 nm (%)98.00 min
Product form(s):Powder
Packaging option(s)Carton

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