(3'E,2R,2'RS)-2-tert-Butyl-6-(2'-hydroxy-4'-phenyl-3'-butenyl)-4H-1,3-dioxin-4-on

Base Information

• Chemical Name: (3'E,2R,2'RS)-2-tert-Butyl-6-(2'-hydroxy-4'-phenyl-3'-butenyl)-4H-1,3-dioxin-4-on
• CAS No.: 119620-04-1
• Molecular Formula: C₁₈H₂₂O₄
• Molecular Weight: 302.37
• Mol file: 119620-04-1.mol

Synonyms:(3'E,2R,2'RS)-2-tert-Butyl-6-(2'-hydroxy-4'-phenyl-3'-butenyl)-4H-1,3-dioxin-4-on

Chemical Property of (3'E,2R,2'RS)-2-tert-Butyl-6-(2'-hydroxy-4'-phenyl-3'-butenyl)-4H-1,3-dioxin-4-on

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (3'E,2R,2'RS)-2-tert-Butyl-6-(2'-hydroxy-4'-phenyl-3'-butenyl)-4H-1,3-dioxin-4-on

There total 4 articles about (3'E,2R,2'RS)-2-tert-Butyl-6-(2'-hydroxy-4'-phenyl-3'-butenyl)-4H-1,3-dioxin-4-on 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:

(E)-3-phenylpropenal (14371-10-9) + ((R)-2-tert-Butyl-6-methylene-6H-[1,3]dioxin-4-yloxy)-trimethyl-silane (134593-83-2) → (3'E,2R,2'RS)-2-tert-Butyl-6-(2'-hydroxy-4'-phenyl-3'-butenyl)-4H-1,3-dioxin-4-on (119620-04-1) + (R)-2-tert-Butyl-6-((E)-(R)-2-hydroxy-4-phenyl-but-3-enyl)-[1,3]dioxin-4-one (119620-05-2)

Guidance literature:

With boron trifluoride diethyl etherate; In dichloromethane; at -78 ℃; for 6h; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

Reference yield:

(2R)-2-(tert-butyl)-6-methyl-2H,4H-1,3-dioxin-4-one (107289-20-3) → (3'E,2R,2'RS)-2-tert-Butyl-6-(2'-hydroxy-4'-phenyl-3'-butenyl)-4H-1,3-dioxin-4-on (119620-04-1)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.) NaN(SiMe₃)2 / 1.) THF, -78 deg C, 1 h, 2.) -78 deg C to 0 deg C, 14-16 h

2: BF₃*OEt₂ / CH₂Cl₂ / 6 h / -78 °C

With boron trifluoride diethyl etherate; sodium hexamethyldisilazane; In dichloromethane;

Reference yield:

(E)-3-phenylpropenal (14371-10-9) + tert-Butyl-((R)-2-tert-butyl-6-methylene-6H-[1,3]dioxin-4-yloxy)-dimethyl-silane (134627-00-2) → (3'E,2R,2'RS)-2-tert-Butyl-6-(2'-hydroxy-4'-phenyl-3'-butenyl)-4H-1,3-dioxin-4-on (119620-04-1) + (R)-2-tert-Butyl-6-((E)-(R)-2-hydroxy-4-phenyl-but-3-enyl)-[1,3]dioxin-4-one (119620-05-2)

Guidance literature:

With titanium tetrachloride; In dichloromethane; at -78 ℃; for 6h; Product distribution; other silyldienol ether, other Lewis acids;

upstream raw materials:

(E)-3-phenylpropenal

(2R)-2-(tert-butyl)-6-methyl-2H,4H-1,3-dioxin-4-one

((R)-2-tert-Butyl-6-methylene-6H-[1,3]dioxin-4-yloxy)-trimethyl-silane

tert-Butyl-((R)-2-tert-butyl-6-methylene-6H-[1,3]dioxin-4-yloxy)-dimethyl-silane

Downstream raw materials:

(3S)-hydroxy-γ-butyrolactone