9E,9Z-9,13-dimethyl-7-(1,5-dimethyl-1-ethoxycarbonyl-4-oxo-5-cyclohexen-6-yl)-7,9,11,13-nonatetraene-15-yl acetate

Base Information

Chemical Name:9E,9Z-9,13-dimethyl-7-(1,5-dimethyl-1-ethoxycarbonyl-4-oxo-5-cyclohexen-6-yl)-7,9,11,13-nonatetraene-15-yl acetate
CAS No.:76681-57-7
Molecular Formula:C₂₄H₃₂O₅
Molecular Weight:400.515
Hs Code.:

Synonyms:

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Chemical Property of 9E,9Z-9,13-dimethyl-7-(1,5-dimethyl-1-ethoxycarbonyl-4-oxo-5-cyclohexen-6-yl)-7,9,11,13-nonatetraene-15-yl acetate

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Technology Process of 9E,9Z-9,13-dimethyl-7-(1,5-dimethyl-1-ethoxycarbonyl-4-oxo-5-cyclohexen-6-yl)-7,9,11,13-nonatetraene-15-yl acetate

There total 14 articles about 9E,9Z-9,13-dimethyl-7-(1,5-dimethyl-1-ethoxycarbonyl-4-oxo-5-cyclohexen-6-yl)-7,9,11,13-nonatetraene-15-yl acetate 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: 39.0%

: 43219-46-1
2E,4E-6-acetoxy-4-methyl-2,4-hexadienal

: 76681-55-5
4-(2,6-dimethyl-6-ethoxycarbonyl-3-oxo-1-cyclohexenyl)-3-butene-2-triphenylphosphonium bromide

: 76681-57-7,76739-25-8
9E,9Z-9,13-dimethyl-7-(1,5-dimethyl-1-ethoxycarbonyl-4-oxo-5-cyclohexen-6-yl)-7,9,11,13-nonatetraene-15-yl acetate

Guidance literature:: With n-butyllithium; In tetrahydrofuran; 1) -30 deg C, 2 h 2) 3 deg C, 2 days;

Reference yield:

: 6153-06-6,105-29-3
(E)-3-methylpent-2-en-4-yn-1-ol

: 76681-57-7,76739-25-8
9E,9Z-9,13-dimethyl-7-(1,5-dimethyl-1-ethoxycarbonyl-4-oxo-5-cyclohexen-6-yl)-7,9,11,13-nonatetraene-15-yl acetate

Guidance literature:: Multi-step reaction with 8 steps

1: 74.5 percent / C₂H₅MgBr / tetrahydrofuran; benzene / 7 h / Heating

2: 65 percent / pyridine / CH₂Cl₂ / 1 h / 0 °C

3: 10.60 g / H₂ / Lindlar's catalyst / hexane

4: 65 percent / 18percent aq. HCl / diethyl ether / 0.05 h

5: 2.0 g / NaBH₄ / ethanol / 0.67 h / 0 - 5 °C

6: PBr₃ / CH₂Cl₂; dimethylformamide; pyridine / 1.5 h / -15 - -10 °C

7: 2.30 g / CH₂Cl₂ / 1.5 h / Heating

8: 1) butyllithium / 1) tetrahydrofuran, -30 deg C 2) -30 deg C, 30 min. than raised to room temperature

With pyridine; hydrogenchloride; sodium tetrahydroborate; n-butyllithium; ethylmagnesium bromide; hydrogen; phosphorus tribromide; Lindlar's catalyst; In tetrahydrofuran; pyridine; diethyl ether; ethanol; hexane; dichloromethane; N,N-dimethyl-formamide; benzene;

Reference yield:

: 1069-94-9
(E)-6,6-diethoxy-3-methyl-hex-2-en-4-yn-1-ol

: 76681-57-7,76739-25-8
9E,9Z-9,13-dimethyl-7-(1,5-dimethyl-1-ethoxycarbonyl-4-oxo-5-cyclohexen-6-yl)-7,9,11,13-nonatetraene-15-yl acetate

Guidance literature:: Multi-step reaction with 7 steps

1: 65 percent / pyridine / CH₂Cl₂ / 1 h / 0 °C

2: 10.60 g / H₂ / Lindlar's catalyst / hexane

3: 65 percent / 18percent aq. HCl / diethyl ether / 0.05 h

4: 2.0 g / NaBH₄ / ethanol / 0.67 h / 0 - 5 °C

5: PBr₃ / CH₂Cl₂; dimethylformamide; pyridine / 1.5 h / -15 - -10 °C

6: 2.30 g / CH₂Cl₂ / 1.5 h / Heating

7: 1) butyllithium / 1) tetrahydrofuran, -30 deg C 2) -30 deg C, 30 min. than raised to room temperature

With pyridine; hydrogenchloride; sodium tetrahydroborate; n-butyllithium; hydrogen; phosphorus tribromide; Lindlar's catalyst; In pyridine; diethyl ether; ethanol; hexane; dichloromethane; N,N-dimethyl-formamide;