Heptanoic acid, 7,7-dimethoxy-3-[(4-methoxyphenyl)methoxy]-2,4-dimethyl-, 2-propenyl ester, (2S,3S,4R)-

Base Information

Chemical Name:Heptanoic acid, 7,7-dimethoxy-3-[(4-methoxyphenyl)methoxy]-2,4-dimethyl-, 2-propenyl ester, (2S,3S,4R)-
CAS No.:881652-86-4
Molecular Formula:C22H34O6
Molecular Weight:394.508
Hs Code.:

Synonyms:

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Chemical Property of Heptanoic acid, 7,7-dimethoxy-3-[(4-methoxyphenyl)methoxy]-2,4-dimethyl-, 2-propenyl ester, (2S,3S,4R)-

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Technology Process of Heptanoic acid, 7,7-dimethoxy-3-[(4-methoxyphenyl)methoxy]-2,4-dimethyl-, 2-propenyl ester, (2S,3S,4R)-

There total 6 articles about Heptanoic acid, 7,7-dimethoxy-3-[(4-methoxyphenyl)methoxy]-2,4-dimethyl-, 2-propenyl ester, (2S,3S,4R)- 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:

: 881652-74-0
1-(((3S,4R)-2,4-dimethylhexa-1,5-dien-3-yloxy)methyl)-4-methoxybenzene

: 881652-86-4
(2S,3S,4R)-allyl 7,7-dimethoxy-3-(4-methoxybenzyloxy)-2,4-dimethylheptanoate

Guidance literature:: Multi-step reaction with 5 steps

1.1: Rh(acac)(CO)2; H₂; pyridinium p-toluenesulfonate / triphenylphosphine / 56 h / 60 °C / 37493.2 Torr

2.1: 9-BBN / tetrahydrofuran / 9 h / -78 - 23 °C

2.2: aq. NaOH; H₂O₂ / tetrahydrofuran / 1 h

3.1: oxalyl chloride; dimethyl sulfoxide; triethylamine / CH₂Cl₂ / -78 °C

4.1: 2-methyl-2-butene; sodium chlorite; aq. sodium dihydrogen phosphate / 2-methyl-propan-2-ol / 1 h / 20 °C

5.1: potassium carbonate / acetone / 2 h / Heating

With acetylacetonatodicarbonylrhodium(l); sodium chlorite; 9-borabicyclo[3.3.1]nonane dimer; sodium dihydrogen phosphate; 2-methyl-but-2-ene; oxalyl dichloride; hydrogen; pyridinium p-toluenesulfonate; potassium carbonate; dimethyl sulfoxide; triethylamine; triphenylphosphine; In tetrahydrofuran; dichloromethane; acetone; tert-butyl alcohol; 2.1: Still-Barrish hydroboration;
DOI:10.1021/ja058692k

Reference yield:

: 2746-25-0
p-Methoxybenzyl bromide

: 881652-86-4
(2S,3S,4R)-allyl 7,7-dimethoxy-3-(4-methoxybenzyloxy)-2,4-dimethylheptanoate

Guidance literature:: Multi-step reaction with 6 steps

1.1: CH₂Cl₂ / 48 h

1.2: sodium hydride / tetrahydrofuran / 5.5 h / Heating

2.1: Rh(acac)(CO)2; H₂; pyridinium p-toluenesulfonate / triphenylphosphine / 56 h / 60 °C / 37493.2 Torr

3.1: 9-BBN / tetrahydrofuran / 9 h / -78 - 23 °C

3.2: aq. NaOH; H₂O₂ / tetrahydrofuran / 1 h

4.1: oxalyl chloride; dimethyl sulfoxide; triethylamine / CH₂Cl₂ / -78 °C

5.1: 2-methyl-2-butene; sodium chlorite; aq. sodium dihydrogen phosphate / 2-methyl-propan-2-ol / 1 h / 20 °C

6.1: potassium carbonate / acetone / 2 h / Heating

With acetylacetonatodicarbonylrhodium(l); sodium chlorite; 9-borabicyclo[3.3.1]nonane dimer; sodium dihydrogen phosphate; 2-methyl-but-2-ene; oxalyl dichloride; hydrogen; pyridinium p-toluenesulfonate; potassium carbonate; dimethyl sulfoxide; triethylamine; triphenylphosphine; In tetrahydrofuran; dichloromethane; acetone; tert-butyl alcohol; 3.1: Still-Barrish hydroboration;
DOI:10.1021/ja058692k

Reference yield:

: (2S,3S,4R)-7,7-Dimethoxy-3-(4-methoxy-benzyloxy)-2,4-dimethyl-heptanal

: 881652-86-4
(2S,3S,4R)-allyl 7,7-dimethoxy-3-(4-methoxybenzyloxy)-2,4-dimethylheptanoate

Guidance literature:: Multi-step reaction with 2 steps

1: 2-methyl-2-butene; sodium chlorite; aq. sodium dihydrogen phosphate / 2-methyl-propan-2-ol / 1 h / 20 °C

2: potassium carbonate / acetone / 2 h / Heating

With sodium chlorite; sodium dihydrogen phosphate; 2-methyl-but-2-ene; potassium carbonate; In acetone; tert-butyl alcohol;
DOI:10.1021/ja058692k