N^α-fluoren-9-ylmethoxycarbonyl-3-O-[2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine

Base Information

• Chemical Name: N^α-fluoren-9-ylmethoxycarbonyl-3-O-[2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine
• CAS No.: 174783-86-9
• Molecular Formula: C₄₈H₅₄N₂O₁₉
• Molecular Weight: 962.959

Synonyms:N^α-fluoren-9-ylmethoxycarbonyl-3-O-[2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine

Chemical Property of N^α-fluoren-9-ylmethoxycarbonyl-3-O-[2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine

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Technology Process of N^α-fluoren-9-ylmethoxycarbonyl-3-O-[2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine

There total 31 articles about N^α-fluoren-9-ylmethoxycarbonyl-3-O-[2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine 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: 88.0%

Nα-fluoren-9-ylmethoxycarbonyl-3-O-[2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine allyl ester (384346-85-4) → Nα-fluoren-9-ylmethoxycarbonyl-3-O-[2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine (174783-86-9)

Guidance literature:

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; N-methylaniline; In tetrahydrofuran; at 20 ℃; for 1h;

DOI:10.1021/ja015570t

Reference yield: 87.0%

acetic anhydride (108-24-7) + Nα-fluoren-9-ylmethoxycarbonyl-O-[2-azido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine benzyl ester (282736-10-1) → Nα-fluoren-9-ylmethoxycarbonyl-3-O-[2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine (174783-86-9)

Guidance literature:

N^α-fluoren-9-ylmethoxycarbonyl-O-[2-azido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine benzyl ester; With hydrogen; palladium on activated charcoal; In methanol;

acetic anhydride; With triethylamine;

DOI:10.1016/S0040-4039(00)00367-1

Reference yield: 77.0%

Nα-fluoren-9-ylmethoxycarbonyl-3-O-[2-azido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine phenacyl ester (848701-30-4) + acetic anhydride (108-24-7) → Nα-fluoren-9-ylmethoxycarbonyl-3-O-[2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine (174783-86-9)

Guidance literature:

With acetic acid; zinc; In tetrahydrofuran; at 20 ℃; for 4h;

DOI:10.1016/j.tetasy.2004.12.003

upstream raw materials:

acetic anhydride

N^α-fluoren-9-ylmethoxycarbonyl-O-[2-azido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine benzyl ester

N^α-fluoren-9-ylmethoxycarbonyl-3-O-[2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine allyl ester

N^α-fluoren-9-ylmethoxycarbonyl-3-O-[2-azido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl]-L-threonine phenacyl ester

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