(4-methoxy-phenyl)-[3-(3-methyl-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-carbamic acid tert-butyl ester

Base Information

Chemical Name:(4-methoxy-phenyl)-[3-(3-methyl-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-carbamic acid tert-butyl ester
CAS No.:332940-60-0
Molecular Formula:C₂₇H₃₃NO₅
Molecular Weight:451.563
Hs Code.:

Synonyms:(4-methoxy-phenyl)-[3-(3-methyl-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-carbamic acid tert-butyl ester

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Chemical Property of (4-methoxy-phenyl)-[3-(3-methyl-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-carbamic acid tert-butyl ester

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Technology Process of (4-methoxy-phenyl)-[3-(3-methyl-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-carbamic acid tert-butyl ester

There total 1 articles about (4-methoxy-phenyl)-[3-(3-methyl-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-carbamic acid tert-butyl ester 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: 72.0%

: 217653-39-9
(4-Methoxy-phenyl)-[(Z)-(R)-3-((R)-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-carbamic acid tert-butyl ester

: 74-88-4
methyl iodide

: 332940-60-0
(4-methoxy-phenyl)-[3-(3-methyl-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-carbamic acid tert-butyl ester

: (4-Methoxy-phenyl)-[(Z)-(R)-3-((3R,4S)-3-methyl-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-carbamic acid tert-butyl ester

Guidance literature:: (4-Methoxy-phenyl)-[(Z)-(R)-3-((R)-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-carbamic acid tert-butyl ester; With lithium diisopropyl amide; In tetrahydrofuran; at -78 ℃;

methyl iodide; In tetrahydrofuran; at -78 ℃;
DOI:10.1021/ol007012+

Reference yield: 81.0%

: 106-95-6
allyl bromide

: 332940-60-0
(4-methoxy-phenyl)-[3-(3-methyl-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-carbamic acid tert-butyl ester

: 332940-62-2
[3-(3-allyl-3-methyl-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-(4-methoxy-phenyl)-carbamic acid tert-butyl ester

Guidance literature:: (4-methoxy-phenyl)-[3-(3-methyl-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-carbamic acid tert-butyl ester; With lithium diisopropyl amide; In tetrahydrofuran; at -78 ℃;

allyl bromide; In tetrahydrofuran; at -78 ℃; Further stages.;
DOI:10.1021/ol007012+

Reference yield:

: 332940-60-0
(4-methoxy-phenyl)-[3-(3-methyl-2-oxo-tetrahydro-pyran-4-yl)-3-phenyl-propenyl]-carbamic acid tert-butyl ester

: 9'-methyl-5-phenyl-4,4',5,6,9,9'-hexahydro-3H-cycloheptapyran-1-one

Guidance literature:: Multi-step reaction with 4 steps

1.1: LDA / tetrahydrofuran / -78 °C

1.2: 81 percent / tetrahydrofuran / -78 °C

2.1: 79 percent / aq. HCl / CHCl₃

3.1: n-BuLi / tetrahydrofuran / -78 °C

3.2: 86 percent / tetrahydrofuran

4.1: 89 percent / Grubbs catalyst / CH₂Cl₂ / Heating

With hydrogenchloride; n-butyllithium; lithium diisopropyl amide; Grubbs catalyst first generation; In tetrahydrofuran; dichloromethane; chloroform; 3.1: Wittig reaction;
DOI:10.1021/ol007012+