2,2,6,6-Tetramethyl-4-piperidinol

Name: Shanghai Blue Aurora Fine Chemical Technology Co., Ltd.
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CAS 2403-88-5

HS 2933399090

Product name: 2,2,6,6-Tetramethyl-4-piperidinol
CAS No.: 2403-88-5
Molecular formula: C9H20NO
Applications:
Mainstream Production Process
Feedstock: triacetoneamine (tetramethylpiperidone). Mainstream route: Raney-nickel catalytic hydrogenation.
1. Charge piperidone, ethanol solvent and Raney nickel into an autoclave
2. Purge with nitrogen, then hydrogenate at 0.4–0.8 MPa and 70–100 °C
3. Cool, filter catalyst, concentrate, crystallize from ice water and dry to ≥99% purity

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