4-[(E)-1-Methyl-3-(2,6,6-trimethyl-cyclohex-1-enyl)-prop-2-en-(E)-ylidene]-cyclohept-2-enone

Base Information

Chemical Name:4-[(E)-1-Methyl-3-(2,6,6-trimethyl-cyclohex-1-enyl)-prop-2-en-(E)-ylidene]-cyclohept-2-enone
CAS No.:74982-33-5
Molecular Formula:C₂₀H₂₈O
Molecular Weight:284.442
Hs Code.:

Synonyms:4-[(E)-1-Methyl-3-(2,6,6-trimethyl-cyclohex-1-enyl)-prop-2-en-(E)-ylidene]-cyclohept-2-enone

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Chemical Property of 4-[(E)-1-Methyl-3-(2,6,6-trimethyl-cyclohex-1-enyl)-prop-2-en-(E)-ylidene]-cyclohept-2-enone

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Technology Process of 4-[(E)-1-Methyl-3-(2,6,6-trimethyl-cyclohex-1-enyl)-prop-2-en-(E)-ylidene]-cyclohept-2-enone

There total 10 articles about 4-[(E)-1-Methyl-3-(2,6,6-trimethyl-cyclohex-1-enyl)-prop-2-en-(E)-ylidene]-cyclohept-2-enone 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: 98.0%

: 74982-31-3
4-[(E)-1-Methyl-3-(2,6,6-trimethyl-cyclohex-1-enyl)-prop-2-en-(E)-ylidene]-cyclohept-2-enol

: 74982-33-5
4-[(E)-1-Methyl-3-(2,6,6-trimethyl-cyclohex-1-enyl)-prop-2-en-(E)-ylidene]-cyclohept-2-enone

Guidance literature:: With manganese(IV) oxide; In dichloromethane;
DOI:10.1021/ja00540a047

Reference yield:

: 1121-66-0
2-Cyclohepten-1-one

: 74982-33-5
4-[(E)-1-Methyl-3-(2,6,6-trimethyl-cyclohex-1-enyl)-prop-2-en-(E)-ylidene]-cyclohept-2-enone

Guidance literature:: Multi-step reaction with 6 steps

1: 1.) NBS / 1.) CCL₄, 2.) water, phase-transfer catalysis

2: 1.) LDA, 2.) NaBH₄, 3.) PBr₃ / 1.) THF, 3.) 0 deg C, 10 min

3: 1.) LDA / 1.) THF, -78 deg C

4: K₂CO₃ / methanol; H₂O

5: KOH / butan-1-ol

6: 98 percent / MnO₂ / CH₂Cl₂

With manganese(IV) oxide; potassium hydroxide; sodium tetrahydroborate; N-Bromosuccinimide; phosphorus tribromide; potassium carbonate; lithium diisopropyl amide; In methanol; dichloromethane; water; butan-1-ol;
DOI:10.1021/ja00540a047

Reference yield:

: 79-77-6,14901-07-6
(E)-β-ionone

: 74982-33-5
4-[(E)-1-Methyl-3-(2,6,6-trimethyl-cyclohex-1-enyl)-prop-2-en-(E)-ylidene]-cyclohept-2-enone

Guidance literature:: Multi-step reaction with 7 steps

1: 1.) ozone, 2.) NaBH₄ / 1.) CH₃OH

2: PBr₃ / diethyl ether

3: dimethylformamide

4: 1.) LDA / 1.) THF, -78 deg C

5: K₂CO₃ / methanol; H₂O

6: KOH / butan-1-ol

7: 98 percent / MnO₂ / CH₂Cl₂

With manganese(IV) oxide; potassium hydroxide; sodium tetrahydroborate; phosphorus tribromide; potassium carbonate; ozone; lithium diisopropyl amide; In methanol; diethyl ether; dichloromethane; water; N,N-dimethyl-formamide; butan-1-ol;
DOI:10.1021/ja00540a047