1,2,2,6,6-Pentamethyl-4-piperidinol
Chemical Name: 1,2,2,6,6-Pentamethyl-4-piperidinol
Molecular Formula: C₁₀H₂₁NO
CAS Number: 2403-89-6
A functionalized N-methylated hindered amine containing a hydroxyl group, used as an intermediate for HALS synthesis (e.g., Tinuvin 765/292). The combination of N-methyl and hydroxyl functionalities provides unique reactivity.

Technical Specifications
Discover the technical specifications of our 1,2,2,6,6-Pentamethyl-4-piperidinol products.
Chemical Identity
| Chemical Name | 1,2,2,6,6-Pentamethyl-4-piperidinol |
| Synonyms | N-Methyl-4-hydroxy-2,2,6,6-tetramethylpiperidine, Pentamethylpiperidinol |
| CAS Number | 2403-89-6 |
| EC Number | 219-311-8 |
| Molecular Formula | C₁₀H₂₁NO |
| Molecular Weight | 171.28 g/mol |

VUP Specifications (Standard Grade)
| Property | Specification |
|---|---|
| Appearance | White to off-white crystalline solid |
| Purity | min. 98.0 % wt |
Note: Specifications that are provided above are typical values and should not be considered as guaranteed analysis.
Key Features & Benefits
Discover the unique advantages of VUP's 1,2,2,6,6-Pentamethyl-4-piperidinol for your applications.
Dual Functionality
Contains both N-methyl and hydroxyl groups, providing unique reactivity patterns essential for specific HALS synthesis routes.
High Purity Standards
Supplied at minimum 98% purity with VUP lab verification ensuring consistent quality for demanding synthetic applications.
Sterically Hindered Alcohol
The hydroxyl group is positioned in a sterically hindered environment, providing selective reactivity in chemical transformations.
Tinuvin Precursor
Specifically designed intermediate for commercial HALS production, particularly Tinuvin 765/292 synthesis pathways.
VUP Production Excellence
Manufactured using VUP specialized hindered amine chemistry expertise with proven track record in quality and reliability.
Product Information & Technical Documents
Essential information and documentation for 1,2,2,6,6-Pentamethyl-4-piperidinol
Product Identification
Key product details and identifiers
Technical Documents
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Technical Data Sheet (TDS)
Complete technical specifications, physical properties, and application information for 1,2,2,6,6-Pentamethyl-4-piperidinol
Safety Data Sheet (SDS)
Safety information, handling procedures, and regulatory details for 1,2,2,6,6-Pentamethyl-4-piperidinol
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Frequently Asked Questions
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