1,3-Benzenedicarboxamide, N,N'-bis(2,2,6,6-tetramethyl-4-piperidinyl)-

• CAT Number: L020530
• CAS Number: 42774-15-2
• Molecular Formula: C26H42N4O2
• Molecular Weight: 442.60
• Purity: ≥95%
• IUPAC Name: 1-N,3-N-bis(2,2,6,6-tetramethylpiperidin-4-yl)benzene-1,3-dicarboxamide
• InChI: InChI=1S/C26H42N4O2/c1-23(2)13-19(14-24(3,4)29-23)27-21(31)17-10-9-11-18(12-17)22(32)28-20-15-25(5,6)30-26(7,8)16-20/h9-12,19-20,29-30H,13-16H2,1-8H3,(H,27,31)(H,28,32)
• InChIKey: OYNOCRWQLLIRON-UHFFFAOYSA-N
• SMILES: CC1(CC(CC(N1)(C)C)NC(=O)C2=CC(=CC=C2)C(=O)NC3CC(NC(C3)(C)C)(C)C)C

1,3-Benzenedicarboxamide, N,N’-bis(2,2,6,6-tetramethyl-4-piperidinyl)-（Cat No.:L020530）is a sterically hindered aromatic diamide compound featuring a benzene ring substituted with two carboxamide groups at the 1 and 3 positions. Each amide is bonded to a bulky 2,2,6,6-tetramethyl-4-piperidyl moiety, known for its strong UV-stabilizing and antioxidant properties. This compound is commonly used in the formulation of polymers and coatings as a hindered amine light stabilizer (HALS), where it prevents degradation caused by UV exposure. Its structure imparts excellent thermal and oxidative stability, making it essential in extending the durability and performance of plastic materials.