(2S,3S)-3,5-dimethyl-2-((1E)-2-phenylethenyl)-2,3-dihydro-4H-pyran-4-one

Base Information

Chemical Name:(2S,3S)-3,5-dimethyl-2-((1E)-2-phenylethenyl)-2,3-dihydro-4H-pyran-4-one
CAS No.:1017605-61-6
Molecular Formula:C₁₅H₁₆O₂
Molecular Weight:228.291
Hs Code.:

Synonyms:(2S,3S)-3,5-dimethyl-2-((1E)-2-phenylethenyl)-2,3-dihydro-4H-pyran-4-one

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Chemical Property of (2S,3S)-3,5-dimethyl-2-((1E)-2-phenylethenyl)-2,3-dihydro-4H-pyran-4-one

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Technology Process of (2S,3S)-3,5-dimethyl-2-((1E)-2-phenylethenyl)-2,3-dihydro-4H-pyran-4-one

There total 3 articles about (2S,3S)-3,5-dimethyl-2-((1E)-2-phenylethenyl)-2,3-dihydro-4H-pyran-4-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: 92.0%

: 14371-10-9
(E)-3-phenylpropenal

: 72486-93-2
1-methoxy-2-methyl-3-trimethylsiloxy-1,3-pentadiene

: 1017605-61-6
(2S,3S)-3,5-dimethyl-2-((1E)-2-phenylethenyl)-2,3-dihydro-4H-pyran-4-one

: 154549-36-7
(E)-3,5-dimethyl-2-styryl-2,3-dihydro-4H-pyran-4-one

: (E)-3,5-dimethyl-2-styryl-2,3-dihydro-4H-pyran-4-one

Guidance literature:: (E)-3-phenylpropenal; 1-methoxy-2-methyl-3-trimethylsiloxy-1,3-pentadiene; With In(OSO₂CF₃)3; 4 A molecular sieve; In methoxybenzene; at 0 ℃; for 48h;

With trifluoroacetic acid; In methoxybenzene; Further stages.;
DOI:10.1002/anie.200704759

Reference yield: 22.0%

: 14371-10-9
(E)-3-phenylpropenal

: 72486-93-2
1-methoxy-2-methyl-3-trimethylsiloxy-1,3-pentadiene

: 1017605-61-6
(2S,3S)-3,5-dimethyl-2-((1E)-2-phenylethenyl)-2,3-dihydro-4H-pyran-4-one

: 154549-36-7
(E)-3,5-dimethyl-2-styryl-2,3-dihydro-4H-pyran-4-one

Guidance literature:: With 3-bromocamphor; methylandrostenediol; In dichloromethane; at -78 ℃;
DOI:10.1021/ja00184a087

Reference yield:

: 14371-10-9
(E)-3-phenylpropenal

: 72486-93-2
1-methoxy-2-methyl-3-trimethylsiloxy-1,3-pentadiene

: 1017605-61-6
(2S,3S)-3,5-dimethyl-2-((1E)-2-phenylethenyl)-2,3-dihydro-4H-pyran-4-one

: 111795-36-9
(2R,3R)-3,5-dimethyl-2-((1E)-2-phenylethenyl)-2,3-dihydro-4H-pyran-4-one

: 111795-36-9,111822-55-0
(2RS,3SR)-3,5-dimethyl-2-((1E)-2-phenylethenyl)-2,3-dihydro-4H-pyran-4-one

Guidance literature:: With trifluoroacetic acid; chiral (acyloxy)borane (CAB) 2; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts; 1. propionitrile, -78 deg C, 8 h; 2. CH₂Cl₂, 0 deg C, 1 h;
DOI:10.1021/jo00033a005