Piperidinyl Butylamine (N-Butyl-TMPA)

Piperidinyl butylamine (N-butyl-2,2,6,6-tetramethyl-4-piperidinamine, also known as butyl piperidinamine / inhibitor 203) is a key starting material for next-generation low-volatility, extraction-resistant oligomeric HALS (e.g. Chimassorb 2020), and also serves as a polymerization inhibitor.

Chemical NameN-Butyl-2,2,6,6-tetramethyl-4-piperidinamine
CAS No.36177-92-1
Molecular FormulaC₁₃H₂₈N₂
Molecular Weight212.37
AppearanceColorless to pale yellow liquid
Boiling / Flash Point~249.7 °C / 97 °C

Applications: key intermediate for oligomeric HALS (e.g. Chimassorb 2020); polymerization inhibitor.