2-[2-(4-Acetoxy-2-methoxy-phenyl)-2-oxo-eth-(Z)-ylidene]-pentanoic acid methyl ester

Base Information

Chemical Name:2-[2-(4-Acetoxy-2-methoxy-phenyl)-2-oxo-eth-(Z)-ylidene]-pentanoic acid methyl ester
CAS No.:137396-08-8
Molecular Formula:C₁₇H₂₀O₆
Molecular Weight:320.342
Hs Code.:

Synonyms:2-[2-(4-Acetoxy-2-methoxy-phenyl)-2-oxo-eth-(Z)-ylidene]-pentanoic acid methyl ester

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Chemical Property of 2-[2-(4-Acetoxy-2-methoxy-phenyl)-2-oxo-eth-(Z)-ylidene]-pentanoic acid methyl ester

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Technology Process of 2-[2-(4-Acetoxy-2-methoxy-phenyl)-2-oxo-eth-(Z)-ylidene]-pentanoic acid methyl ester

There total 7 articles about 2-[2-(4-Acetoxy-2-methoxy-phenyl)-2-oxo-eth-(Z)-ylidene]-pentanoic acid methyl ester 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:

: 6626-15-9
4-Bromoresorcinol

: 137396-08-8
2-[2-(4-Acetoxy-2-methoxy-phenyl)-2-oxo-eth-(Z)-ylidene]-pentanoic acid methyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: K₂CO₃ / acetone / 14 h / Heating

2: acetone / 16 h / Heating

3: 86 percent / KOH / ethanol; H₂O / 2 h / 90 °C

4: 1.) NaH / 1.) THF, -60 deg C, 2.) THF, 3 h

5: 1.) n-BuLi, 4.) NaOCH₃, 5.) pyridine, DMAP, 6.) Ce(NH₄)6(NO₂)2, 0.1 N aq. HNO₃

With pyridine; dmap; potassium hydroxide; n-butyllithium; Ce(NH₄)6(NO₂)2; nitric acid; sodium methylate; sodium hydride; potassium carbonate; In ethanol; water; acetone;
DOI:10.1021/ja00024a040

Reference yield:

: 494773-45-4
4-bromo-3-hydroxy-phenyl 4-methyl-benzenesulfonate

: 137396-08-8
2-[2-(4-Acetoxy-2-methoxy-phenyl)-2-oxo-eth-(Z)-ylidene]-pentanoic acid methyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: acetone / 16 h / Heating

2: 86 percent / KOH / ethanol; H₂O / 2 h / 90 °C

3: 1.) NaH / 1.) THF, -60 deg C, 2.) THF, 3 h

4: 1.) n-BuLi, 4.) NaOCH₃, 5.) pyridine, DMAP, 6.) Ce(NH₄)6(NO₂)2, 0.1 N aq. HNO₃

With pyridine; dmap; potassium hydroxide; n-butyllithium; Ce(NH₄)6(NO₂)2; nitric acid; sodium methylate; sodium hydride; In ethanol; water; acetone;
DOI:10.1021/ja00024a040

Reference yield:

: 137396-01-1
4-bromo-3-methoxyphenyl 4-methylbenzenesulfonate

: 137396-08-8
2-[2-(4-Acetoxy-2-methoxy-phenyl)-2-oxo-eth-(Z)-ylidene]-pentanoic acid methyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 86 percent / KOH / ethanol; H₂O / 2 h / 90 °C

2: 1.) NaH / 1.) THF, -60 deg C, 2.) THF, 3 h

3: 1.) n-BuLi, 4.) NaOCH₃, 5.) pyridine, DMAP, 6.) Ce(NH₄)6(NO₂)2, 0.1 N aq. HNO₃

With pyridine; dmap; potassium hydroxide; n-butyllithium; Ce(NH₄)6(NO₂)2; nitric acid; sodium methylate; sodium hydride; In ethanol; water;
DOI:10.1021/ja00024a040