(4R,5R)-(-)-(2-bromobenzyl)-4,5-bis(3-methoxypentan-3-yl)-1,3-dioxolane

Base Information

Chemical Name:(4R,5R)-(-)-(2-bromobenzyl)-4,5-bis(3-methoxypentan-3-yl)-1,3-dioxolane
CAS No.:220936-25-4
Molecular Formula:C₂₂H₃₅BrO₄
Molecular Weight:443.421
Hs Code.:

Synonyms:(4R,5R)-(-)-(2-bromobenzyl)-4,5-bis(3-methoxypentan-3-yl)-1,3-dioxolane

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (4R,5R)-(-)-(2-bromobenzyl)-4,5-bis(3-methoxypentan-3-yl)-1,3-dioxolane

Chemical Property:

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Technology Process of (4R,5R)-(-)-(2-bromobenzyl)-4,5-bis(3-methoxypentan-3-yl)-1,3-dioxolane

There total 4 articles about (4R,5R)-(-)-(2-bromobenzyl)-4,5-bis(3-methoxypentan-3-yl)-1,3-dioxolane 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%

: (4R,5R)-2-(2-bromobenzyl)-4,5-bis(3-hydroxypentan-3-yl)-1,3-dioxolane

: 74-88-4
methyl iodide

: 220936-25-4
(4R,5R)-(-)-(2-bromobenzyl)-4,5-bis(3-methoxypentan-3-yl)-1,3-dioxolane

Guidance literature:: With sodium hydride; In tetrahydrofuran; for 18h; Heating;
DOI:10.1002/(SICI)1099-0690(199902)1999:2<503::AID-EJOC503>3.0.CO;2-I

Reference yield: 51.0%

: 112396-13-1
2-(2-bromophenyl)acetaldehyde dimethyl acetal

: 140408-79-3
(4R,5R)-(+)-3,6-diethyl-3,6-dimethoxyoctane-4,5-diol

: 220936-25-4
(4R,5R)-(-)-(2-bromobenzyl)-4,5-bis(3-methoxypentan-3-yl)-1,3-dioxolane

Guidance literature:: With 4 A molecular sieve; toluene-4-sulfonic acid; In tetrahydrofuran; for 72h; Heating;
DOI:10.1002/(SICI)1099-0690(199902)1999:2<503::AID-EJOC503>3.0.CO;2-I

Reference yield:

: 220936-37-8
(4R,5R)-(-)-4,5-bis(3-methoxypentan-3-yl)-2-(4-methoxyphenyl)-1,3-dioxolane

: 220936-25-4
(4R,5R)-(-)-(2-bromobenzyl)-4,5-bis(3-methoxypentan-3-yl)-1,3-dioxolane

Guidance literature:: Multi-step reaction with 3 steps

1: 71 percent / DDQ / H₂O; CH₂Cl₂ / 1.5 h / Ambient temperature

2: 54 percent / LiAlH₄ / tetrahydrofuran; diethyl ether / 14 h / Heating

3: 51 percent / p-toluenesulfonic acid, molecular sieves 4 Angstroem / tetrahydrofuran / 72 h / Heating

With lithium aluminium tetrahydride; 4 A molecular sieve; toluene-4-sulfonic acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In tetrahydrofuran; diethyl ether; dichloromethane; water;
DOI:10.1002/(SICI)1099-0690(199902)1999:2<503::AID-EJOC503>3.0.CO;2-I