3,4-dibenzyloxy-5-formylbenzaldehyde dimethyl acetal

Base Information

Chemical Name:3,4-dibenzyloxy-5-formylbenzaldehyde dimethyl acetal
CAS No.:119384-64-4
Molecular Formula:C₂₄H₂₄O₅
Molecular Weight:392.452
Hs Code.:

Synonyms:3,4-dibenzyloxy-5-formylbenzaldehyde dimethyl acetal

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Chemical Property of 3,4-dibenzyloxy-5-formylbenzaldehyde dimethyl acetal

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Technology Process of 3,4-dibenzyloxy-5-formylbenzaldehyde dimethyl acetal

There total 4 articles about 3,4-dibenzyloxy-5-formylbenzaldehyde dimethyl acetal 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: 94.0%

: 119384-63-3
5-bromo-3,4-benzyloxybenzaldehyde dimethyl acetal

: 68-12-2,33513-42-7
N,N-dimethyl-formamide

: 119384-64-4
3,4-dibenzyloxy-5-formylbenzaldehyde dimethyl acetal

Guidance literature:: With n-butyllithium; In diethyl ether; hexane; 1.) -78 deg C, 10 min, 2.) -78 deg C to room temperature, 3 h;
DOI:10.1248/cpb.37.1441

Reference yield:

: 16414-34-9
3-bromo-4,5-dihydroxybenzaldehyde

: 119384-64-4
3,4-dibenzyloxy-5-formylbenzaldehyde dimethyl acetal

Guidance literature:: Multi-step reaction with 3 steps

1: 86 percent / potassium carbonate / dimethylformamide / 3 h / Heating

2: 91 percent / ammonium chloride / methanol / 4 h / Heating

3: 94 percent / 1.) n-butyl lithium / hexane; diethyl ether / 1.) -78 deg C, 10 min, 2.) -78 deg C to room temperature, 3 h

With n-butyllithium; ammonium chloride; potassium carbonate; In methanol; diethyl ether; hexane; N,N-dimethyl-formamide;
DOI:10.1248/cpb.37.1441

Reference yield:

: 100-44-7
benzyl chloride

: 119384-64-4
3,4-dibenzyloxy-5-formylbenzaldehyde dimethyl acetal

Guidance literature:: Multi-step reaction with 3 steps

1: 86 percent / potassium carbonate / dimethylformamide / 3 h / Heating

2: 91 percent / ammonium chloride / methanol / 4 h / Heating

3: 94 percent / 1.) n-butyl lithium / hexane; diethyl ether / 1.) -78 deg C, 10 min, 2.) -78 deg C to room temperature, 3 h

With n-butyllithium; ammonium chloride; potassium carbonate; In methanol; diethyl ether; hexane; N,N-dimethyl-formamide;
DOI:10.1248/cpb.37.1441