5-Methyl-5-[2-(2,6,6-trimethyl-cyclohex-1-enyl)-ethyl]-dihydro-furan-2-one

Base Information

• Chemical Name: 5-Methyl-5-[2-(2,6,6-trimethyl-cyclohex-1-enyl)-ethyl]-dihydro-furan-2-one
• CAS No.: 79729-82-1
• Molecular Formula: C₁₆H₂₆O₂
• Molecular Weight: 250.381

Synonyms:5-Methyl-5-[2-(2,6,6-trimethyl-cyclohex-1-enyl)-ethyl]-dihydro-furan-2-one

Chemical Property of 5-Methyl-5-[2-(2,6,6-trimethyl-cyclohex-1-enyl)-ethyl]-dihydro-furan-2-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

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Technology Process of 5-Methyl-5-[2-(2,6,6-trimethyl-cyclohex-1-enyl)-ethyl]-dihydro-furan-2-one

There total 3 articles about 5-Methyl-5-[2-(2,6,6-trimethyl-cyclohex-1-enyl)-ethyl]-dihydro-furan-2-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: 69.0%

(E)-4-methyl-6-(2,6,6-trimethylcyclohex-1-en-1-yl)hex-3-enoic acid (79729-81-0) → 5β,8α,9β-Sclareolide (564-20-5,1216-84-8,30450-17-0,58976-28-6,64090-92-2,67844-42-2,79768-41-5,79768-42-6,86688-27-9,86688-28-0,95406-08-9,98719-44-9,98719-46-1,131831-65-7,140851-80-5) + (+/-)-(3aR,5aS,9aS,9bR)-3a,6,6,9a-tetramethyldecahydronaphtho[2,1-b]furan-2-one (564-20-5,1216-84-8,30450-17-0,58976-28-6,64090-92-2,67844-42-2,79768-41-5,79768-42-6,86688-27-9,86688-28-0,95406-08-9,98719-44-9,98719-46-1,131831-65-7,140851-80-5) + 5-Methyl-5-[2-(2,6,6-trimethyl-cyclohex-1-enyl)-ethyl]-dihydro-furan-2-one (79729-82-1) + trans-syn-cis norambreinolide (564-20-5,1216-84-8,30450-17-0,58976-28-6,64090-92-2,67844-42-2,79768-41-5,79768-42-6,86688-27-9,86688-28-0,95406-08-9,98719-44-9,98719-46-1,131831-65-7,140851-80-5)

Guidance literature:

tin(IV) chloride; In dichloromethane; at -78 ℃; for 1h; Product distribution; Mechanism; other solvent, temperature, reaction times investigated;

DOI:10.1246/cl.1983.729

Reference yield: 57.0%

(E)-4-methyl-6-(2,6,6-trimethylcyclohex-1-en-1-yl)hex-3-enoic acid (79729-81-0) → (+/-)-(3aR,5aS,9aS,9bR)-3a,6,6,9a-tetramethyldecahydronaphtho[2,1-b]furan-2-one (564-20-5,1216-84-8,30450-17-0,58976-28-6,64090-92-2,67844-42-2,79768-41-5,79768-42-6,86688-27-9,86688-28-0,95406-08-9,98719-44-9,98719-46-1,131831-65-7,140851-80-5) + 5-Methyl-5-[2-(2,6,6-trimethyl-cyclohex-1-enyl)-ethyl]-dihydro-furan-2-one (79729-82-1) + (3aR,9aS,9bS)-3a,6,6,9a-Tetramethyl-decahydro-naphtho[2,1-b]furan-2-one (564-20-5,1216-84-8,30450-17-0,58976-28-6,64090-92-2,67844-42-2,79768-41-5,79768-42-6,86688-27-9,86688-28-0,95406-08-9,98719-44-9,98719-46-1,131831-65-7,140851-80-5) + norisoambreinolide (564-20-5,1216-84-8,30450-17-0,58976-28-6,64090-92-2,67844-42-2,79768-41-5,79768-42-6,86688-27-9,86688-28-0,95406-08-9,98719-44-9,98719-46-1,131831-65-7,140851-80-5)

Guidance literature:

With tin(IV) chloride; In dichloromethane; at -78 ℃; for 1h; Yields of byproduct given;

DOI:10.1246/cl.1981.757

Reference yield:

(E)-4-methyl-6-(2,6,6-trimethylcyclohex-1-en-1-yl)hex-3-enoic acid (79729-81-0) → (+/-)-(3aR,5aS,9aS,9bR)-3a,6,6,9a-tetramethyldecahydronaphtho[2,1-b]furan-2-one (564-20-5,1216-84-8,30450-17-0,58976-28-6,64090-92-2,67844-42-2,79768-41-5,79768-42-6,86688-27-9,86688-28-0,95406-08-9,98719-44-9,98719-46-1,131831-65-7,140851-80-5) + 5-Methyl-5-[2-(2,6,6-trimethyl-cyclohex-1-enyl)-ethyl]-dihydro-furan-2-one (79729-82-1) + norisoambreinolide (564-20-5,1216-84-8,30450-17-0,58976-28-6,64090-92-2,67844-42-2,79768-41-5,79768-42-6,86688-27-9,86688-28-0,95406-08-9,98719-44-9,98719-46-1,131831-65-7,140851-80-5) + trans-syn-cis norambreinolide (564-20-5,1216-84-8,30450-17-0,58976-28-6,64090-92-2,67844-42-2,79768-41-5,79768-42-6,86688-27-9,86688-28-0,95406-08-9,98719-44-9,98719-46-1,131831-65-7,140851-80-5)

Guidance literature:

tin(IV) chloride; In dichloromethane; at 20 ℃; for 1h;

DOI:10.1246/cl.1983.729

upstream raw materials:

(E)-4-methyl-6-(2,6,6-trimethylcyclohex-1-en-1-yl)hex-3-enoic acid

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