4-O-benzoyl-3-O-benzyl-1,2-O-[1-(exo-cyano)ethylidene]-β-L-rhamnopyranose

Base Information

Chemical Name:4-O-benzoyl-3-O-benzyl-1,2-O-[1-(exo-cyano)ethylidene]-β-L-rhamnopyranose
CAS No.:311350-22-8
Molecular Formula:C₂₃H₂₃NO₆
Molecular Weight:409.439
Hs Code.:

Synonyms:4-O-benzoyl-3-O-benzyl-1,2-O-[1-(exo-cyano)ethylidene]-β-L-rhamnopyranose

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Chemical Property of 4-O-benzoyl-3-O-benzyl-1,2-O-[1-(exo-cyano)ethylidene]-β-L-rhamnopyranose

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Technology Process of 4-O-benzoyl-3-O-benzyl-1,2-O-[1-(exo-cyano)ethylidene]-β-L-rhamnopyranose

There total 9 articles about 4-O-benzoyl-3-O-benzyl-1,2-O-[1-(exo-cyano)ethylidene]-β-L-rhamnopyranose 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%

: 98-88-4
benzoyl chloride

: 311350-21-7
3-O-benzyl-1,2-O-[1-(exo-cyano)ethylidene]-β-L-rhamnopyranose

: 311350-22-8
4-O-benzoyl-3-O-benzyl-1,2-O-[1-(exo-cyano)ethylidene]-β-L-rhamnopyranose

Guidance literature:: With pyridine; at 20 ℃; for 2h;
DOI:10.1080/07328300008544126

Reference yield: 42.0%

: 81927-55-1
O-benzyl 2,2,2-trichloroacetimidate

: 89756-17-2
4-O-benzoyl-1,2-O-<1-(exo-cyano)ethylidene>-β-L-rhamnopyranose

: 311350-22-8
4-O-benzoyl-3-O-benzyl-1,2-O-[1-(exo-cyano)ethylidene]-β-L-rhamnopyranose

Guidance literature:: With trifluorormethanesulfonic acid; In n-heptane; dichloromethane; at 0 - 20 ℃; for 26h;
DOI:10.1080/07328300008544126

Reference yield:

: 69908-87-8
3,4-di-O-acetyl-1,2-O-<1-(exo-cyano)ethylidene>-β-L-rhamnopyranose

: 311350-22-8
4-O-benzoyl-3-O-benzyl-1,2-O-[1-(exo-cyano)ethylidene]-β-L-rhamnopyranose

Guidance literature:: Multi-step reaction with 4 steps

1: 57 percent / hydrochloric acid / methanol / 1 h / 20 °C

2: 60 percent / trifluoromethanesulfonic acid / CH₂Cl₂; heptane / 3 h / 0 °C

3: 60 percent / NaOMe / pyridine / 0.08 h / 20 °C

4: 72 percent / pyridine / 2 h / 20 °C

With pyridine; hydrogenchloride; trifluorormethanesulfonic acid; sodium methylate; In pyridine; methanol; n-heptane; dichloromethane; 1: Deacetylation / 2: Alkylation / 3: Deacetylation / 4: Acylation;
DOI:10.1080/07328300008544126