(2R,3R,4E)-(-)-(3-Methoxy-2-methyl-5-phenyl-4-pentenyl)-p-toluolsulfonat

Base Information

Chemical Name:(2R,3R,4E)-(-)-(3-Methoxy-2-methyl-5-phenyl-4-pentenyl)-p-toluolsulfonat
CAS No.:90664-04-3
Molecular Formula:C₂₀H₂₄O₄S
Molecular Weight:360.474
Hs Code.:

Synonyms:(2R,3R,4E)-(-)-(3-Methoxy-2-methyl-5-phenyl-4-pentenyl)-p-toluolsulfonat

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Chemical Property of (2R,3R,4E)-(-)-(3-Methoxy-2-methyl-5-phenyl-4-pentenyl)-p-toluolsulfonat

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Technology Process of (2R,3R,4E)-(-)-(3-Methoxy-2-methyl-5-phenyl-4-pentenyl)-p-toluolsulfonat

There total 7 articles about (2R,3R,4E)-(-)-(3-Methoxy-2-methyl-5-phenyl-4-pentenyl)-p-toluolsulfonat 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: 90.0%

: 90664-03-2
(2R,3R,4E)-(-)-3-Methoxy-2-methyl-5-phenyl-4-penten-1-ol

: 98-59-9
p-toluenesulfonyl chloride

: 90664-04-3
(2R,3R,4E)-(-)-(3-Methoxy-2-methyl-5-phenyl-4-pentenyl)-p-toluolsulfonat

Guidance literature:: With pyridine; In dichloromethane; for 18h; Ambient temperature;

Reference yield:

: 70633-77-1
(3S,4E)-(+)-3-Hydroxy-5-phenyl-4-pentensaeure-methylester

: 90664-04-3
(2R,3R,4E)-(-)-(3-Methoxy-2-methyl-5-phenyl-4-pentenyl)-p-toluolsulfonat

Guidance literature:: Multi-step reaction with 6 steps

1: 1) lithiumdiisopropylamide / 1) THF, 2 h, -78 deg C, 2) -78 deg C to RT

2: 83 percent / LiAlH₄ / diethyl ether / 0.08 h / Heating

3: 100 percent / imidazole / dimethylformamide / 1 h / 0 °C

4: 100 percent / NaH / tetrahydrofuran / 1 h / Ambient temperature

5: 90 percent / tetra-n-butylammoniumfluoride trihydrate / tetrahydrofuran / 2.5 h / Ambient temperature

6: 90 percent / pyridine / CH₂Cl₂ / 18 h / Ambient temperature

With pyridine; 1H-imidazole; lithium aluminium tetrahydride; tetrabutyl ammonium fluoride; sodium hydride; lithium diisopropyl amide; In tetrahydrofuran; diethyl ether; dichloromethane; N,N-dimethyl-formamide;

Reference yield:

: 86853-07-8
(2S,3R,4E)-(+)-3-Hydroxy-2-methyl-5-phenyl-4-pentensaeure-methylester

: 90664-04-3
(2R,3R,4E)-(-)-(3-Methoxy-2-methyl-5-phenyl-4-pentenyl)-p-toluolsulfonat

Guidance literature:: Multi-step reaction with 5 steps

1: 83 percent / LiAlH₄ / diethyl ether / 0.08 h / Heating

2: 100 percent / imidazole / dimethylformamide / 1 h / 0 °C

3: 100 percent / NaH / tetrahydrofuran / 1 h / Ambient temperature

4: 90 percent / tetra-n-butylammoniumfluoride trihydrate / tetrahydrofuran / 2.5 h / Ambient temperature

5: 90 percent / pyridine / CH₂Cl₂ / 18 h / Ambient temperature

With pyridine; 1H-imidazole; lithium aluminium tetrahydride; tetrabutyl ammonium fluoride; sodium hydride; In tetrahydrofuran; diethyl ether; dichloromethane; N,N-dimethyl-formamide;