1,3-Bis-[3-(2-benzyloxy-1-benzyloxymethyl-ethoxy)-2-(2-benzyloxy-1-benzyloxymethyl-ethoxymethyl)-propoxy]-5-ethynyl-benzene

Base Information

Chemical Name:1,3-Bis-[3-(2-benzyloxy-1-benzyloxymethyl-ethoxy)-2-(2-benzyloxy-1-benzyloxymethyl-ethoxymethyl)-propoxy]-5-ethynyl-benzene
CAS No.:429686-85-1
Molecular Formula:C₈₄H₉₄O₁₄
Molecular Weight:1327.66
Hs Code.:

Synonyms:1,3-Bis-[3-(2-benzyloxy-1-benzyloxymethyl-ethoxy)-2-(2-benzyloxy-1-benzyloxymethyl-ethoxymethyl)-propoxy]-5-ethynyl-benzene

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Chemical Property of 1,3-Bis-[3-(2-benzyloxy-1-benzyloxymethyl-ethoxy)-2-(2-benzyloxy-1-benzyloxymethyl-ethoxymethyl)-propoxy]-5-ethynyl-benzene

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Technology Process of 1,3-Bis-[3-(2-benzyloxy-1-benzyloxymethyl-ethoxy)-2-(2-benzyloxy-1-benzyloxymethyl-ethoxymethyl)-propoxy]-5-ethynyl-benzene

There total 6 articles about 1,3-Bis-[3-(2-benzyloxy-1-benzyloxymethyl-ethoxy)-2-(2-benzyloxy-1-benzyloxymethyl-ethoxymethyl)-propoxy]-5-ethynyl-benzene 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: 56.0%

: 145078-84-8
1-ethynyl-3,5-dihydroxybenzene

: C₃₈H₄₅BrO₆

: 429686-85-1
1,3-Bis-[3-(2-benzyloxy-1-benzyloxymethyl-ethoxy)-2-(2-benzyloxy-1-benzyloxymethyl-ethoxymethyl)-propoxy]-5-ethynyl-benzene

Guidance literature:: With 18-crown-6 ether; potassium carbonate; In acetone; for 206h; Heating;
DOI:10.1002/1521-3765(20020118)8:2<408::AID-CHEM408>3.0.CO;2-L

Reference yield:

: 26153-38-8
3,5-dihydroxybenzaldehyde

: 429686-85-1
1,3-Bis-[3-(2-benzyloxy-1-benzyloxymethyl-ethoxy)-2-(2-benzyloxy-1-benzyloxymethyl-ethoxymethyl)-propoxy]-5-ethynyl-benzene

Guidance literature:: Multi-step reaction with 5 steps

1: 90 percent / DMAP; Et₃N / dimethylformamide / 18 h / 20 °C

2: 97 percent / PPh₃ / CH₂Cl₂ / 0.17 h / 0 - 20 °C

3: 95 percent / LDA / hexane; tetrahydrofuran / -78 °C

4: 100 percent / H₂SO₄ / methanol; CH₂Cl₂ / 65 h

5: 56 percent / K₂CO₃; [18]crown-6 / acetone / 206 h / Heating

With dmap; 18-crown-6 ether; sulfuric acid; potassium carbonate; triethylamine; triphenylphosphine; lithium diisopropyl amide; In tetrahydrofuran; methanol; hexane; dichloromethane; N,N-dimethyl-formamide; acetone;
DOI:10.1002/1521-3765(20020118)8:2<408::AID-CHEM408>3.0.CO;2-L

Reference yield:

: 187803-42-5
((5-ethynyl-1,3-phenylene)bis(oxy))bis(tert-butyldimethylsilane)

: 429686-85-1
1,3-Bis-[3-(2-benzyloxy-1-benzyloxymethyl-ethoxy)-2-(2-benzyloxy-1-benzyloxymethyl-ethoxymethyl)-propoxy]-5-ethynyl-benzene

Guidance literature:: Multi-step reaction with 2 steps

1: 100 percent / H₂SO₄ / methanol; CH₂Cl₂ / 65 h

2: 56 percent / K₂CO₃; [18]crown-6 / acetone / 206 h / Heating

With 18-crown-6 ether; sulfuric acid; potassium carbonate; In methanol; dichloromethane; acetone;
DOI:10.1002/1521-3765(20020118)8:2<408::AID-CHEM408>3.0.CO;2-L