N-Benzyl-N'-ethoxycarbonyl-N''-[(2,3,4,6-tetra-O-acetyl-β-D-galactopyranos-1-yl)oxy]-L-guanidine

Base Information

Chemical Name:N-Benzyl-N'-ethoxycarbonyl-N''-[(2,3,4,6-tetra-O-acetyl-β-D-galactopyranos-1-yl)oxy]-L-guanidine
CAS No.:1318804-79-3
Molecular Formula:C₂₅H₃₃N₃O₁₂
Molecular Weight:567.55
Hs Code.:

Synonyms:N-Benzyl-N'-ethoxycarbonyl-N''-[(2,3,4,6-tetra-O-acetyl-β-D-galactopyranos-1-yl)oxy]-L-guanidine

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Chemical Property of N-Benzyl-N'-ethoxycarbonyl-N''-[(2,3,4,6-tetra-O-acetyl-β-D-galactopyranos-1-yl)oxy]-L-guanidine

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Technology Process of N-Benzyl-N'-ethoxycarbonyl-N''-[(2,3,4,6-tetra-O-acetyl-β-D-galactopyranos-1-yl)oxy]-L-guanidine

There total 3 articles about N-Benzyl-N'-ethoxycarbonyl-N''-[(2,3,4,6-tetra-O-acetyl-β-D-galactopyranos-1-yl)oxy]-L-guanidine 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: 90.0%

: 931415-41-7
(2R,3S,4S,5R,6S)-2-(acetoxymethyl)-6-(aminooxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate

: 54035-70-0
ethyl N-(benzylcarbamothioyl)carbamate

: 1318804-79-3
N-Benzyl-N'-ethoxycarbonyl-N''-[(2,3,4,6-tetra-O-acetyl-β-D-galactopyranos-1-yl)oxy]-L-guanidine

Guidance literature:: With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; In dichloromethane; at 0 - 20 ℃; for 48h;
DOI:10.1039/c0ob01117g

Reference yield:

: 572-09-8,3068-32-4,4026-32-8,6919-96-6,13242-53-0,14227-54-4,14795-18-7,19186-59-5,21698-13-5,29907-26-4,53369-42-9,60619-58-1,61303-35-3,67337-79-5,69127-37-3,70749-15-4,72002-90-5,75247-30-2,75880-74-9,78418-57-2,102339-89-9,102339-90-2,103530-40-1,114028-03-4,114718-45-5,138514-70-2,138514-71-3,19285-38-2
acetobromogalactose

: 1318804-79-3
N-Benzyl-N'-ethoxycarbonyl-N''-[(2,3,4,6-tetra-O-acetyl-β-D-galactopyranos-1-yl)oxy]-L-guanidine

Guidance literature:: Multi-step reaction with 3 steps

1: tetra(n-butyl)ammonium hydrogensulfate; sodium hydroxide / dichloromethane; water / 4 h / 20 °C

2: methylhydrazine / methanol; dichloromethane / 0.42 h / 20 °C

3: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine / dichloromethane / 48 h / 0 - 20 °C

With tetra(n-butyl)ammonium hydrogensulfate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; methylhydrazine; sodium hydroxide; In methanol; dichloromethane; water;
DOI:10.1039/c0ob01117g

Reference yield:

: 390756-32-8
(2R,3S,4S,5R,6S)-2-(acetoxymethyl)-6-((1,3-dioxoisoindolin-2-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate

: 1318804-79-3
N-Benzyl-N'-ethoxycarbonyl-N''-[(2,3,4,6-tetra-O-acetyl-β-D-galactopyranos-1-yl)oxy]-L-guanidine

Guidance literature:: Multi-step reaction with 2 steps

1: methylhydrazine / methanol; dichloromethane / 0.42 h / 20 °C

2: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine / dichloromethane / 48 h / 0 - 20 °C

With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; methylhydrazine; In methanol; dichloromethane;
DOI:10.1039/c0ob01117g