5-<2-(3-Benzyloxyphenyl)ethenyl>-1-<4-<2-(3-benzyloxyphenyl)ethenyl>phenoxy>-2,3-dimethoxybenzol

Base Information

Chemical Name:5-<2-(3-Benzyloxyphenyl)ethenyl>-1-<4-<2-(3-benzyloxyphenyl)ethenyl>phenoxy>-2,3-dimethoxybenzol
CAS No.:118799-03-4
Molecular Formula:C₄₄H₃₈O₅
Molecular Weight:646.783
Hs Code.:

Synonyms:5-<2-(3-Benzyloxyphenyl)ethenyl>-1-<4-<2-(3-benzyloxyphenyl)ethenyl>phenoxy>-2,3-dimethoxybenzol

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Chemical Property of 5-<2-(3-Benzyloxyphenyl)ethenyl>-1-<4-<2-(3-benzyloxyphenyl)ethenyl>phenoxy>-2,3-dimethoxybenzol

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Technology Process of 5-<2-(3-Benzyloxyphenyl)ethenyl>-1-<4-<2-(3-benzyloxyphenyl)ethenyl>phenoxy>-2,3-dimethoxybenzol

There total 9 articles about 5-<2-(3-Benzyloxyphenyl)ethenyl>-1-<4-<2-(3-benzyloxyphenyl)ethenyl>phenoxy>-2,3-dimethoxybenzol 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: 90.0%

: 1700-37-4
3-Benzyloxybenzaldehyde

: 118799-02-3
<4,5-Dimethoxy-3-<4-(triphenylphosphoniomethyl)phenoxy>benzyl>phosphonium-dibromid

: 118799-03-4
5-<2-(3-Benzyloxyphenyl)ethenyl>-1-<4-<2-(3-benzyloxyphenyl)ethenyl>phenoxy>-2,3-dimethoxybenzol

Guidance literature:: With sodium methylate; In dichloromethane; for 1h;

Reference yield:

: 83011-43-2
3-hydroxy-4,5-dimethoxybenzoate

: 118799-03-4
5-<2-(3-Benzyloxyphenyl)ethenyl>-1-<4-<2-(3-benzyloxyphenyl)ethenyl>phenoxy>-2,3-dimethoxybenzol

Guidance literature:: Multi-step reaction with 5 steps

1: 38 percent / K₂CO₃;CuO / pyridine / 48 h / 120 °C

2: 85 percent / LiAlH₄ / tetrahydrofuran

3: 81 percent / PBr₃ / CH₂Cl₂ / 3 h / Ambient temperature

4: 96 percent / acetonitrile / 1 h / Heating

5: 90 percent / 1N NaOCH₃ / CH₂Cl₂ / 1 h

With lithium aluminium tetrahydride; sodium methylate; phosphorus tribromide; potassium carbonate; copper(II) oxide; In tetrahydrofuran; pyridine; dichloromethane; acetonitrile;

Reference yield:

: 14719-83-6
methyl 3-nitro-4-chlorobenzoate

: 118799-03-4
5-<2-(3-Benzyloxyphenyl)ethenyl>-1-<4-<2-(3-benzyloxyphenyl)ethenyl>phenoxy>-2,3-dimethoxybenzol

Guidance literature:: Multi-step reaction with 6 steps

1: 1.) NaH / 1.) DMF, 20 deg C, 15 min 2.) 125 deg C, 45 min

2: 80 percent / H₂ / 5 percent Pd-C / methanol / 3 h / 20 °C / 3750.3 Torr

3: 1.) NaNO₂, AcOH, 15 percent HCl 2.) 30 percent H₃PO₂ / 1.) H₂O, 0 deg C, 20 min 2.) 0 deg C, 12 h

4: 1.) LiAlH₄ 2.) H₂SO₄ / 1.) THF, 20 deg C, 15 h 2.) H₂O, 0 deg C

5: 1.) Br₃B / 1.) CH₂Cl₂, 20 deg C, 3 h 2.) MeCN, reflux, 1 h

6: 1.) NaOMe / 1.) MeOH, 20 deg C, 30 min 2.) reflux, 2 h

With hydrogenchloride; lithium aluminium tetrahydride; sulfuric acid; hydrogen; sodium methylate; hypophosphorous acid; boron tribromide; sodium hydride; acetic acid; sodium nitrite; palladium on activated charcoal; In methanol;
DOI:10.1055/s-1991-26496