(E)-α-ethylidene-3,4-dimethoxy-2-(phenylmethoxy)benzeneacetaldehyde

Base Information

Chemical Name:(E)-α-ethylidene-3,4-dimethoxy-2-(phenylmethoxy)benzeneacetaldehyde
CAS No.:74614-86-1
Molecular Formula:C₁₉H₂₀O₄
Molecular Weight:312.365
Hs Code.:

Synonyms:(E)-α-ethylidene-3,4-dimethoxy-2-(phenylmethoxy)benzeneacetaldehyde

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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 (E)-α-ethylidene-3,4-dimethoxy-2-(phenylmethoxy)benzeneacetaldehyde

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Technology Process of (E)-α-ethylidene-3,4-dimethoxy-2-(phenylmethoxy)benzeneacetaldehyde

There total 5 articles about (E)-α-ethylidene-3,4-dimethoxy-2-(phenylmethoxy)benzeneacetaldehyde 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: 79.0%

: 74614-85-0
β-ethenyl-3,4-dimethoxy-2-(phenylmethoxy)benzeneethanol

: 74614-86-1
(E)-α-ethylidene-3,4-dimethoxy-2-(phenylmethoxy)benzeneacetaldehyde

Guidance literature:: With chromium trioxide-pyridine complex; In dichloromethane;
DOI:10.1021/ja00531a054

Reference yield:

: 6527-13-5
3,4-dimethoxy-(phenylmethoxy)benzaldehyde

: 74614-86-1
(E)-α-ethylidene-3,4-dimethoxy-2-(phenylmethoxy)benzeneacetaldehyde

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) sodium hydride / 1.) DMSO, THF, -10 deg C, 5 min, 2.) -10 deg C (10 min), room temperature, 1 h

2: 97 percent / tetrahydrofuran / 1.) -20 deg C, 30 min, 2.) 0 deg C, 45 min, 3.) room temperature, 1 h

3: 1.) CrO₃, pyridine, 2.) 5percent HCl / 1.) methylene chloride, room temperature, 35 min, 2.) THF, room temperature, 10 h

With pyridine; chromium(VI) oxide; hydrogenchloride; sodium hydride; In tetrahydrofuran;
DOI:10.1021/ja00366a028

Reference yield:

: 74614-84-9
<3,4-dimethoxy-2-(phenylmethoxy)phenyl>oxirane

: 74614-86-1
(E)-α-ethylidene-3,4-dimethoxy-2-(phenylmethoxy)benzeneacetaldehyde

Guidance literature:: Multi-step reaction with 2 steps

1: 97 percent / tetrahydrofuran / 1.) -20 deg C, 30 min, 2.) 0 deg C, 45 min, 3.) room temperature, 1 h

2: 1.) CrO₃, pyridine, 2.) 5percent HCl / 1.) methylene chloride, room temperature, 35 min, 2.) THF, room temperature, 10 h

With pyridine; chromium(VI) oxide; hydrogenchloride; In tetrahydrofuran;
DOI:10.1021/ja00366a028