4,4'-Dihydroxy-2,2,2',2',6,6,6',6'-octamethyl-1,1'-ethylenebispiperidine

Base Information

• Chemical Name: 4,4'-Dihydroxy-2,2,2',2',6,6,6',6'-octamethyl-1,1'-ethylenebispiperidine
• CAS No.: 80784-66-3
• Molecular Formula: C₂₀H₄₀N₂O₂
• Molecular Weight: 340.55

Synonyms:4,4'-Dihydroxy-2,2,2',2',6,6,6',6'-octamethyl-1,1'-ethylenebispiperidine

Chemical Property of 4,4'-Dihydroxy-2,2,2',2',6,6,6',6'-octamethyl-1,1'-ethylenebispiperidine

Chemical Property:

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Technology Process of 4,4'-Dihydroxy-2,2,2',2',6,6,6',6'-octamethyl-1,1'-ethylenebispiperidine

There total 10 articles about 4,4'-Dihydroxy-2,2,2',2',6,6,6',6'-octamethyl-1,1'-ethylenebispiperidine which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 52.0%

1,2,2,6,6-pentamethyl-piperidin-4-ol (2403-89-6) + acetone (67-64-1) → 4-hydroxy-2,2,6,6-tetramethylpiperidine (2403-88-5) + 1-(2-Hydroxy-2-methylpropyl)-2,2,6,6-tetramethyl-4-piperidol (85111-11-1) + 4,4'-Dihydroxy-2,2,2',2',6,6,6',6'-octamethyl-1,1'-ethylenebispiperidine (80784-66-3)

Guidance literature:

In benzene; for 6h; Product distribution; Irradiation; irradiation with mercury quartz lamp;

DOI:10.1007/BF00507007

Reference yield: 41.0%

1,2,2,6,6-pentamethyl-piperidin-4-ol (2403-89-6) + acetophenone (98-86-2) → 4-hydroxy-2,2,6,6-tetramethylpiperidine (2403-88-5) + 2,3-diphenyl-2,3-butanediol (1636-34-6) + 4,4'-Dihydroxy-2,2,2',2',6,6,6',6'-octamethyl-1,1'-ethylenebispiperidine (80784-66-3) + 1-(2-Hydroxy-2-phenylpropyl)-2,2,6,6-tetramethyl-4-piperidol (80784-68-5)

Guidance literature:

In benzene; for 6h; Product distribution; Irradiation; irradiation with mercury quartz lamp;

DOI:10.1007/BF00507007

Reference yield: 34.0%

benzophenone (119-61-9) + 1,2,2,6,6-pentamethyl-piperidin-4-ol (2403-89-6) → 4-hydroxy-2,2,6,6-tetramethylpiperidine (2403-88-5) + tetraphenylethane-1,2-diol (464-72-2) + 4,4'-Dihydroxy-2,2,2',2',6,6,6',6'-octamethyl-1,1'-ethylenebispiperidine (80784-66-3) + 1-(2-Hydroxy-2,2-diphenylethylethyl)-2,2,6,6-tetramethyl-4-piperidol (80784-67-4)

Guidance literature:

In benzene; for 6h; Product distribution; Irradiation; irradiation with mercury quartz lamp;

DOI:10.1007/BF00507007

upstream raw materials:

phenyl benzyl ketone

1,2,2,6,6-pentamethyl-piperidin-4-ol

benzophenone

xanth-9-one

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