(2S,5R)-5-[(R)-Amino-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-methyl]-2-tert-butyl-2,5-dimethyl-[1,3]dioxolan-4-one

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Chemical Name:(2S,5R)-5-[(R)-Amino-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-methyl]-2-tert-butyl-2,5-dimethyl-[1,3]dioxolan-4-one
CAS No.:911292-78-9
Molecular Formula:C₄₄H₅₃NO₈
Molecular Weight:723.907
Hs Code.:

Synonyms:(2S,5R)-5-[(R)-Amino-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-methyl]-2-tert-butyl-2,5-dimethyl-[1,3]dioxolan-4-one

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Chemical Property of (2S,5R)-5-[(R)-Amino-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-methyl]-2-tert-butyl-2,5-dimethyl-[1,3]dioxolan-4-one

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Technology Process of (2S,5R)-5-[(R)-Amino-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-methyl]-2-tert-butyl-2,5-dimethyl-[1,3]dioxolan-4-one

There total 5 articles about (2S,5R)-5-[(R)-Amino-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-methyl]-2-tert-butyl-2,5-dimethyl-[1,3]dioxolan-4-one 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%

: 911292-66-5
2-Methyl-propane-2-sulfinic acid [(R)-((2S,4R)-2-tert-butyl-2,4-dimethyl-5-oxo-[1,3]dioxolan-4-yl)-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-methyl]-amide

: 911292-78-9
(2S,5R)-5-[(R)-Amino-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-methyl]-2-tert-butyl-2,5-dimethyl-[1,3]dioxolan-4-one

Guidance literature:: With hydrogenchloride; In diethyl ether; at 0 - 25 ℃; for 2.5h;
DOI:10.1021/jo0608164

Reference yield:

: 911292-61-0
2-methyl-N-{(1E)-[(2S,3S,4R,5R,6R)-3,4,5-tribenzyloxy-6-(benzyloxymethyl)tetrahydro-2H-pyran-2-yl]methylene}propane-2-sulfinamide

: 911292-78-9
(2S,5R)-5-[(R)-Amino-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-methyl]-2-tert-butyl-2,5-dimethyl-[1,3]dioxolan-4-one

Guidance literature:: Multi-step reaction with 2 steps

1.1: LHMDS / tetrahydrofuran / 1 h / -70 °C

1.2: 90 percent / HMPA / tetrahydrofuran / -85 - -60 °C

2.1: 94 percent / aq. HCl / diethyl ether / 2.5 h / 0 - 25 °C

With hydrogenchloride; lithium hexamethyldisilazane; In tetrahydrofuran; diethyl ether;
DOI:10.1021/jo0608164

Reference yield:

: 75-97-8
3,3-dimethyl-butan-2-one

: 911292-78-9
(2S,5R)-5-[(R)-Amino-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-methyl]-2-tert-butyl-2,5-dimethyl-[1,3]dioxolan-4-one

Guidance literature:: Multi-step reaction with 3 steps

1.1: PTSA

2.1: LHMDS / tetrahydrofuran / 1 h / -70 °C

2.2: 90 percent / HMPA / tetrahydrofuran / -85 - -60 °C

3.1: 94 percent / aq. HCl / diethyl ether / 2.5 h / 0 - 25 °C

With hydrogenchloride; toluene-4-sulfonic acid; lithium hexamethyldisilazane; In tetrahydrofuran; diethyl ether;
DOI:10.1021/jo0608164