trans-(E)-dimethyl 2,3-bis(4-benzyloxy-3-methoxybenzylidene)-1,4-butanediol

Base Information

Chemical Name:trans-(E)-dimethyl 2,3-bis(4-benzyloxy-3-methoxybenzylidene)-1,4-butanediol
CAS No.:1243054-22-9
Molecular Formula:C₃₄H₃₄O₆
Molecular Weight:538.64
Hs Code.:

Synonyms:trans-(E)-dimethyl 2,3-bis(4-benzyloxy-3-methoxybenzylidene)-1,4-butanediol

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Chemical Property of trans-(E)-dimethyl 2,3-bis(4-benzyloxy-3-methoxybenzylidene)-1,4-butanediol

Chemical Property:

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Technology Process of trans-(E)-dimethyl 2,3-bis(4-benzyloxy-3-methoxybenzylidene)-1,4-butanediol

There total 9 articles about trans-(E)-dimethyl 2,3-bis(4-benzyloxy-3-methoxybenzylidene)-1,4-butanediol 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: 85.0%

: 1243054-20-7
trans-(E)-dimethyl 2,3-bis(4'-benzyloxy-3'-methoxybenzylidene)succinic acid

: 1243054-22-9
trans-(E)-dimethyl 2,3-bis(4-benzyloxy-3-methoxybenzylidene)-1,4-butanediol

Guidance literature:: With aluminum (III) chloride; lithium aluminium tetrahydride; In tetrahydrofuran; at 20 ℃; Inert atmosphere;
DOI:10.3184/030823410X12869011963454

Reference yield:

: 2426-87-1
3-methoxy-4-(phenylmethoxy)benzaldehyde

: 1243054-22-9
trans-(E)-dimethyl 2,3-bis(4-benzyloxy-3-methoxybenzylidene)-1,4-butanediol

Guidance literature:: Multi-step reaction with 5 steps

1: sodium ethanolate / ethanol / Reflux

2: water; sodium hydroxide / ethanol / Reflux

3: methanol

4: sodium methylate / methanol / Reflux

5: lithium aluminium tetrahydride; aluminum (III) chloride

With aluminum (III) chloride; lithium aluminium tetrahydride; water; sodium methylate; sodium ethanolate; sodium hydroxide; In methanol; ethanol; 1: Stobbe condensation / 2: Stobbe condensation / 4: Stobbe condensation;
DOI:10.3184/174751911X13082938433857

Reference yield:

: 100-44-7
benzyl chloride

: 1243054-22-9
trans-(E)-dimethyl 2,3-bis(4-benzyloxy-3-methoxybenzylidene)-1,4-butanediol

Guidance literature:: Multi-step reaction with 6 steps

1: potassium carbonate / ethanol

2: sodium ethanolate / ethanol / Reflux

3: water; sodium hydroxide / ethanol / Reflux

4: methanol

5: sodium methylate / methanol / Reflux

6: lithium aluminium tetrahydride; aluminum (III) chloride

With aluminum (III) chloride; lithium aluminium tetrahydride; water; sodium methylate; sodium ethanolate; potassium carbonate; sodium hydroxide; In methanol; ethanol; 2: Stobbe condensation / 3: Stobbe condensation / 5: Stobbe condensation;
DOI:10.3184/174751911X13082938433857