2-(4-Methoxy-benzyloxy)-8,8-dimethyl-3-tetradec-(E)-ylidene-7,9-dioxa-spiro[4.5]decane

Base Information

Chemical Name:2-(4-Methoxy-benzyloxy)-8,8-dimethyl-3-tetradec-(E)-ylidene-7,9-dioxa-spiro[4.5]decane
CAS No.:697235-37-3
Molecular Formula:C₃₂H₅₂O₄
Molecular Weight:500.762
Hs Code.:

Synonyms:2-(4-Methoxy-benzyloxy)-8,8-dimethyl-3-tetradec-(E)-ylidene-7,9-dioxa-spiro[4.5]decane

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Chemical Property of 2-(4-Methoxy-benzyloxy)-8,8-dimethyl-3-tetradec-(E)-ylidene-7,9-dioxa-spiro[4.5]decane

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Technology Process of 2-(4-Methoxy-benzyloxy)-8,8-dimethyl-3-tetradec-(E)-ylidene-7,9-dioxa-spiro[4.5]decane

There total 6 articles about 2-(4-Methoxy-benzyloxy)-8,8-dimethyl-3-tetradec-(E)-ylidene-7,9-dioxa-spiro[4.5]decane 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: 72.0%

: 25791-20-2
(n-tetradecyl)triphenylphosphonium bromide

: 620161-35-5
3-[(4-methoxybenzyl)oxy]-8,8-dimethyl-7,9-dioxaspiro[4.5]decan-2-one

: 697235-37-3
2-(4-Methoxy-benzyloxy)-8,8-dimethyl-3-tetradec-(E)-ylidene-7,9-dioxa-spiro[4.5]decane

Guidance literature:: With potassium tert-butylate; In tetrahydrofuran; benzene; Heating;
DOI:10.1016/S0968-0896(03)00156-1

Reference yield:

: 21622-00-4
Cyclopent-3-ene-1,1-dicarboxylic acid diethyl ester

: 697235-37-3
2-(4-Methoxy-benzyloxy)-8,8-dimethyl-3-tetradec-(E)-ylidene-7,9-dioxa-spiro[4.5]decane

Guidance literature:: Multi-step reaction with 6 steps

1: 84 percent / LiAlH₄ / diethyl ether / 2 h / 20 °C

2: 98 percent / p-TsOH / dimethylformamide / 4 h / 20 °C

3: 71 percent / 4-methylmorpholine N-oxide; OsO₄ / acetone / 16 h / 20 °C

4: 52 percent / NaH; Bu₄NI / tetrahydrofuran / 20 h / 20 °C

5: 97 percent / 4 Angstroem MS; pyridinium chlorochromate / CH₂Cl₂ / 12 h / 20 °C

6: 72 percent / t-BuOK / benzene; tetrahydrofuran / Heating

With osmium(VIII) oxide; lithium aluminium tetrahydride; 4 Angstroem MS; potassium tert-butylate; tetra-(n-butyl)ammonium iodide; sodium hydride; toluene-4-sulfonic acid; 4-methylmorpholine N-oxide; pyridinium chlorochromate; In tetrahydrofuran; diethyl ether; dichloromethane; N,N-dimethyl-formamide; acetone; benzene; 6: Wittig olefination;
DOI:10.1016/S0968-0896(03)00156-1

Reference yield:

: 76910-02-6
3-cyclopenten-1,1-dimethanol

: 697235-37-3
2-(4-Methoxy-benzyloxy)-8,8-dimethyl-3-tetradec-(E)-ylidene-7,9-dioxa-spiro[4.5]decane

Guidance literature:: Multi-step reaction with 5 steps

1: 98 percent / p-TsOH / dimethylformamide / 4 h / 20 °C

2: 71 percent / 4-methylmorpholine N-oxide; OsO₄ / acetone / 16 h / 20 °C

3: 52 percent / NaH; Bu₄NI / tetrahydrofuran / 20 h / 20 °C

4: 97 percent / 4 Angstroem MS; pyridinium chlorochromate / CH₂Cl₂ / 12 h / 20 °C

5: 72 percent / t-BuOK / benzene; tetrahydrofuran / Heating

With osmium(VIII) oxide; 4 Angstroem MS; potassium tert-butylate; tetra-(n-butyl)ammonium iodide; sodium hydride; toluene-4-sulfonic acid; 4-methylmorpholine N-oxide; pyridinium chlorochromate; In tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide; acetone; benzene; 5: Wittig olefination;
DOI:10.1016/S0968-0896(03)00156-1