1 2 2 6 6-Pentamethyl-4-piperidinol CAS 2403-89-6

① Serves 1 2 2 6 6-Pentamethyl-4-piperidinol as a core intermediate for synthesizing hindered amine light stabilizers (HALS), improving UV resistance and thermal aging performance of polyolefins, coatings and plastics in material modification industry.

② Acts 1 2 2 6 6-Pentamethyl-4-piperidinol CAS 2403-89-6 as a catalyst for esterification and transesterification reactions, promoting efficient synthesis of specialty esters and polymer monomers in fine chemical and polymer manufacturing.

③ Functions as a building block for organic synthesis, introducing hindered amine groups to enhance molecular stability and reactivity in pharmaceutical and agrochemical R&D.

Store 1 2 2 6 6-Pentamethyl-4-piperidinol CAS 2403-89-6 at RT (25±5℃) in sealed amber glass/HDPE drums in cool, dry, dark, ventilated area; away from open fire, strong oxidants, acids, moisture & direct sunlight. Wear nitrile gloves, safety goggles, dust mask and lab coat; avoid inhalation, skin/eye contact & ingestion (corrosive, irritant). Reseal tightly post-use to prevent moisture absorption, caking and oxidation. Dispose as hazardous waste; transport as non-hazardous solid, moisture-proof, anti-extrusion packaging, avoid high-temp exposure & oxidants, no cold chain required.

1 2 2 6 6-Pentamethyl-4-piperidinol CAS 2403-89-6 is a low-toxic white crystalline solid with excellent chemical stability, non-flammable, low volatility and good solubility in polar organic solvents (ethanol, acetone, etc.). The hindered amine - hydroxyl structure provides high reactivity for derivatization; high purity ensures high yield and product consistency in HALS production; cost-effective for industrial application with stable batch quality and outstanding light - stabilizing performance, compatible with various polymer systems.