(Z)-ethyl-2-methyl-5-(3,4,6,6-tetramethyl-2-oxo-1-cyclohex-3-enyl)-2-pentenoate

Base Information

Chemical Name:(Z)-ethyl-2-methyl-5-(3,4,6,6-tetramethyl-2-oxo-1-cyclohex-3-enyl)-2-pentenoate
CAS No.:912844-00-9
Molecular Formula:C₁₈H₂₈O₃
Molecular Weight:292.419
Hs Code.:

Synonyms:(Z)-ethyl-2-methyl-5-(3,4,6,6-tetramethyl-2-oxo-1-cyclohex-3-enyl)-2-pentenoate

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (Z)-ethyl-2-methyl-5-(3,4,6,6-tetramethyl-2-oxo-1-cyclohex-3-enyl)-2-pentenoate

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Technology Process of (Z)-ethyl-2-methyl-5-(3,4,6,6-tetramethyl-2-oxo-1-cyclohex-3-enyl)-2-pentenoate

There total 6 articles about (Z)-ethyl-2-methyl-5-(3,4,6,6-tetramethyl-2-oxo-1-cyclohex-3-enyl)-2-pentenoate 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: 54.4%

: 912843-99-3
3-(3,4,6,6-tetramethyl-2-oxo-1-cyclohex-3-enyl)-propanal

: 61553-29-5
2-(diethoxyphosphoryl)propionic acid ethyl ester

: 912844-00-9
(Z)-ethyl-2-methyl-5-(3,4,6,6-tetramethyl-2-oxo-1-cyclohex-3-enyl)-2-pentenoate

Guidance literature:: With 18-crown-6 ether; potassium hexamethylsilazane; In tetrahydrofuran; at -78 - 20 ℃; for 16h;
DOI:10.1016/j.ejmech.2006.03.016

Reference yield:

: 912843-93-7
6-[2-(1,3-dioxolan-2-yl)-ethyl]-3,5,5-trimethylcyclohex-2-en-1-one

: 912844-00-9
(Z)-ethyl-2-methyl-5-(3,4,6,6-tetramethyl-2-oxo-1-cyclohex-3-enyl)-2-pentenoate

Guidance literature:: Multi-step reaction with 3 steps

1: 14.9 percent / cyclohexyl isopropyl amide; n-BuLi / tetrahydrofuran; hexane / 20 h / 20 °C

2: 0.26 g / H₂SO₄ / diethyl ether / 48 h / 20 °C

3: 54.4 percent / 18-croun-6; K-bis(trimethylsilyl)amide / tetrahydrofuran / 16 h / -78 - 20 °C

With n-butyllithium; 18-crown-6 ether; sulfuric acid; N-cyclohexylisopropylamine; potassium hexamethylsilazane; In tetrahydrofuran; diethyl ether; hexane; 3: Wittig reaction;
DOI:10.1016/j.ejmech.2006.03.016

Reference yield:

: 912843-98-2
6-[2-(1,3-dioxolan-2-yl)-ethyl]-2,3,5,5-tetramethyl-cyclohex-2-en-1-one

: 912844-00-9
(Z)-ethyl-2-methyl-5-(3,4,6,6-tetramethyl-2-oxo-1-cyclohex-3-enyl)-2-pentenoate

Guidance literature:: Multi-step reaction with 2 steps

1: 0.26 g / H₂SO₄ / diethyl ether / 48 h / 20 °C

2: 54.4 percent / 18-croun-6; K-bis(trimethylsilyl)amide / tetrahydrofuran / 16 h / -78 - 20 °C

With 18-crown-6 ether; sulfuric acid; potassium hexamethylsilazane; In tetrahydrofuran; diethyl ether; 2: Wittig reaction;
DOI:10.1016/j.ejmech.2006.03.016