(S)-(E)-2-(5-hydroxy-3,4-dimethoxybenzylidene)-3-(3,4,5-trimethoxybenzyl)butanolide

Base Information

Chemical Name:(S)-(E)-2-(5-hydroxy-3,4-dimethoxybenzylidene)-3-(3,4,5-trimethoxybenzyl)butanolide
CAS No.:146120-84-5
Molecular Formula:C₂₃H₂₆O₈
Molecular Weight:430.455
Hs Code.:

Synonyms:(S)-(E)-2-(5-hydroxy-3,4-dimethoxybenzylidene)-3-(3,4,5-trimethoxybenzyl)butanolide

Suppliers and Price of (S)-(E)-2-(5-hydroxy-3,4-dimethoxybenzylidene)-3-(3,4,5-trimethoxybenzyl)butanolide

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of (S)-(E)-2-(5-hydroxy-3,4-dimethoxybenzylidene)-3-(3,4,5-trimethoxybenzyl)butanolide

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of (S)-(E)-2-(5-hydroxy-3,4-dimethoxybenzylidene)-3-(3,4,5-trimethoxybenzyl)butanolide

There total 11 articles about (S)-(E)-2-(5-hydroxy-3,4-dimethoxybenzylidene)-3-(3,4,5-trimethoxybenzyl)butanolide 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:

: 146120-86-7
(S)-(E)-2-<5-(2-methoxyethoxy)methoxy-3,4-dimethoxybenzylidene>-3-(3,4,5-trimethoxybenzyl)butanolide

: 146120-84-5
(S)-(E)-2-(5-hydroxy-3,4-dimethoxybenzylidene)-3-(3,4,5-trimethoxybenzyl)butanolide

Guidance literature:: With boron trichloride; In dichloromethane; at 0 ℃; for 0.166667h;
DOI:10.1016/0040-4020(95)00702-A

Reference yield:

: 99-24-1
methyl galloate

: 146120-84-5
(S)-(E)-2-(5-hydroxy-3,4-dimethoxybenzylidene)-3-(3,4,5-trimethoxybenzyl)butanolide

Guidance literature:: Multi-step reaction with 8 steps

2: 97 percent / K₂CO₃ / acetone / 1.5 h / Heating

3: 100 percent / hydrogen / 10percent Pd-C / methanol / 20 h

4: 80 percent / NaH / tetrahydrofuran / 2 h / Heating

5: 99 percent / LiAlH₄ / tetrahydrofuran / 4 h / 0 °C

6: 94 percent / MnO₂ / toluene / 22 h / Ambient temperature

8: 10.1 g / BCl₃ / CH₂Cl₂ / 0.17 h / 0 °C

With manganese(IV) oxide; lithium aluminium tetrahydride; hydrogen; boron trichloride; sodium hydride; potassium carbonate; palladium on activated charcoal; In tetrahydrofuran; methanol; dichloromethane; acetone; toluene;
DOI:10.1016/0040-4020(95)00702-A

Reference yield:

: 26409-24-5
methyl 3-benzyloxy-4,5-dimethoxybenzoate

: 146120-84-5
(S)-(E)-2-(5-hydroxy-3,4-dimethoxybenzylidene)-3-(3,4,5-trimethoxybenzyl)butanolide

Guidance literature:: Multi-step reaction with 6 steps

1: 100 percent / hydrogen / 10percent Pd-C / methanol / 20 h

2: 80 percent / NaH / tetrahydrofuran / 2 h / Heating

3: 99 percent / LiAlH₄ / tetrahydrofuran / 4 h / 0 °C

4: 94 percent / MnO₂ / toluene / 22 h / Ambient temperature

6: 10.1 g / BCl₃ / CH₂Cl₂ / 0.17 h / 0 °C

With manganese(IV) oxide; lithium aluminium tetrahydride; hydrogen; boron trichloride; sodium hydride; palladium on activated charcoal; In tetrahydrofuran; methanol; dichloromethane; toluene;
DOI:10.1016/0040-4020(95)00702-A