(3E,7E)-6-Methylene-8-(2,6,6-trimethyl-cyclohex-1-enyl)-octa-3,7-dien-2-one

Base Information

Chemical Name:(3E,7E)-6-Methylene-8-(2,6,6-trimethyl-cyclohex-1-enyl)-octa-3,7-dien-2-one
CAS No.:304466-91-9
Molecular Formula:C₁₈H₂₆O
Molecular Weight:258.404
Hs Code.:

Synonyms:(3E,7E)-6-Methylene-8-(2,6,6-trimethyl-cyclohex-1-enyl)-octa-3,7-dien-2-one

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Chemical Property of (3E,7E)-6-Methylene-8-(2,6,6-trimethyl-cyclohex-1-enyl)-octa-3,7-dien-2-one

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Technology Process of (3E,7E)-6-Methylene-8-(2,6,6-trimethyl-cyclohex-1-enyl)-octa-3,7-dien-2-one

There total 6 articles about (3E,7E)-6-Methylene-8-(2,6,6-trimethyl-cyclohex-1-enyl)-octa-3,7-dien-2-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: 55.0%

: 180736-80-5
(4E)-3-methylene-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-4-pentenal

: ethyl methyl (2-oxopropyl)phosphonate

: 304466-91-9
(3E,7E)-6-Methylene-8-(2,6,6-trimethyl-cyclohex-1-enyl)-octa-3,7-dien-2-one

Guidance literature:: ethyl methyl (2-oxopropyl)phosphonate; With sodium hydride; In 1,2-dimethoxyethane; at 0 ℃; for 1h;

(4E)-3-methylene-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-4-pentenal; In 1,2-dimethoxyethane; at -10 - 0 ℃; for 0.25h;
DOI:10.1016/S0040-4039(00)01240-5

Reference yield: 51.0%

: 1067-71-6
Diethyl (2-oxopropyl)phosphonate

: 180736-80-5
(4E)-3-methylene-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-4-pentenal

: (3E,9E)-6-Hydroxy-8-methylene-5-[(E)-1-methylene-3-(2,6,6-trimethyl-cyclohex-1-enyl)-allyl]-10-(2,6,6-trimethyl-cyclohex-1-enyl)-deca-3,9-dien-2-one

: 304466-91-9
(3E,7E)-6-Methylene-8-(2,6,6-trimethyl-cyclohex-1-enyl)-octa-3,7-dien-2-one

Guidance literature:: Diethyl (2-oxopropyl)phosphonate; With sodium hydride; In 1,2-dimethoxyethane; at 0 ℃;

(4E)-3-methylene-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-4-pentenal; In 1,2-dimethoxyethane; at -10 ℃;
DOI:10.1080/00397910500187688

Reference yield:

: 79-77-6,14901-07-6
(E)-β-ionone

: 304466-91-9
(3E,7E)-6-Methylene-8-(2,6,6-trimethyl-cyclohex-1-enyl)-octa-3,7-dien-2-one

Guidance literature:: Multi-step reaction with 5 steps

1.1: CH₃COONa

2.1: H₂SO₄

5.1: NaH / 1,2-dimethoxy-ethane / 1 h / 0 °C

5.2: 55 percent / 1,2-dimethoxy-ethane / 0.25 h / -10 - 0 °C

With sulfuric acid; sodium acetate; sodium hydride; In 1,2-dimethoxyethane; 1.1: hydroxyalklylation / 2.1: acetalization / 3.1: Peterson's reaction / 4.1: deacetalization / 5.1: deprotonation / 5.2: Wittig olefination;
DOI:10.1016/S0040-4039(00)01240-5