5,5,6,6,7,7-Hexamethyl-2,3-diphenyl-2,5,6,7-tetrahydro-[2]pyrindin-1-one

Base Information

• Chemical Name: 5,5,6,6,7,7-Hexamethyl-2,3-diphenyl-2,5,6,7-tetrahydro-[2]pyrindin-1-one
• CAS No.: 110373-09-6
• Molecular Formula: C₂₆H₂₉NO
• Molecular Weight: 371.522

Synonyms:5,5,6,6,7,7-Hexamethyl-2,3-diphenyl-2,5,6,7-tetrahydro-[2]pyrindin-1-one

Chemical Property of 5,5,6,6,7,7-Hexamethyl-2,3-diphenyl-2,5,6,7-tetrahydro-[2]pyrindin-1-one

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Technology Process of 5,5,6,6,7,7-Hexamethyl-2,3-diphenyl-2,5,6,7-tetrahydro-[2]pyrindin-1-one

There total 5 articles about 5,5,6,6,7,7-Hexamethyl-2,3-diphenyl-2,5,6,7-tetrahydro-[2]pyrindin-1-one 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: 32.0%

1,1,2,2,3,3-hexamethyl-4,5-bis(methylene)cyclopentane (96806-52-9) + C,N-diphenylnitrone (201024-81-9) → 5,5,6,6,7,7-Hexamethyl-3-phenyl-1,3,4,5,6,7-hexahydro-cyclopenta[d][1,2]oxazine (123186-98-1) + 6,6,7,7,8,8-Hexamethyl-3,4-diphenyl-3,4,5,6,7,8-hexahydro-1H-cyclopenta[e][1,2]oxazepine (110373-07-4) + 5,5,6,6,7,7-Hexamethyl-2,3-diphenyl-2,5,6,7-tetrahydro-[2]pyrindin-1-one (110373-09-6) + (S)-6,6,7,7,8,8-Hexamethyl-9-methylene-2,3-diphenyl-1-oxa-2-aza-spiro[4.4]nonane (123186-95-8)

Guidance literature:

In toluene; at 80 ℃; for 67h; Further byproducts given;

DOI:10.1021/jo00285a026

Reference yield: 28.0%

1,1,2,2,3,3-hexamethyl-4,5-bis(methylene)cyclopentane (96806-52-9) + C,N-diphenylnitrone (201024-81-9) → 6,6,7,7,8,8-Hexamethyl-3,4-diphenyl-3,4,5,6,7,8-hexahydro-1H-cyclopenta[e][1,2]oxazepine (110373-07-4) + 5,5,6,6,7,7-Hexamethyl-2,3-diphenyl-2,5,6,7-tetrahydro-[2]pyrindin-1-one (110373-09-6) + 5,5,6,6,7,7-Hexamethyl-2,3-diphenyl-6,7-dihydro-5H-[2]pyrindinium; hydroxide (110373-08-5) + (2R,3S,5S)-6,6,7,7,8,8-Hexamethyl-9-methylene-2,3-diphenyl-1-oxa-2-aza-spiro[4.4]nonane

Guidance literature:

In benzene; at 80 ℃; Further byproducts given;

DOI:10.1021/ja00255a052

Reference yield: 5.0%

1,1,2,2,3,3-hexamethyl-4,5-bis(methylene)cyclopentane (96806-52-9) + C,N-diphenylnitrone (201024-81-9) → 5,5,6,6,7,7-Hexamethyl-3-phenyl-1,3,4,5,6,7-hexahydro-cyclopenta[d][1,2]oxazine (123186-98-1) + 6,6,7,7,8,8-Hexamethyl-3,4-diphenyl-3,4,5,6,7,8-hexahydro-1H-cyclopenta[e][1,2]oxazepine (110373-07-4) + 5,5,6,6,7,7-Hexamethyl-2,3-diphenyl-2,5,6,7-tetrahydro-[2]pyrindin-1-one (110373-09-6) + (R)-6,6,7,7,8,8-Hexamethyl-9-methylene-2,3-diphenyl-1-oxa-2-aza-spiro[4.4]nonane (123186-96-9)

Guidance literature:

In toluene; at 80 ℃; for 67h; Further byproducts given;

DOI:10.1021/jo00285a026

upstream raw materials:

1,1,2,2,3,3-hexamethyl-4,5-bis(methylene)cyclopentane

C,N-diphenylnitrone

Downstream raw materials:

5,5,6,6,7,7-Hexamethyl-2,3-diphenyl-6,7-dihydro-5H-[2]pyrindinium; hydroxide

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