N-(9H-fluoren-9-yl-methoxycarbonyl)-O-(2-acetamido-2-deoxy-6-O-[benzyl-(5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-α-D-glycero-D-galacto-2-nonulopyranosyl)onate]-α-D-galactopyranosyl)-L-serine tert-butyl ester

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Chemical Name:N-(9H-fluoren-9-yl-methoxycarbonyl)-O-(2-acetamido-2-deoxy-6-O-[benzyl-(5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-α-D-glycero-D-galacto-2-nonulopyranosyl)onate]-α-D-galactopyranosyl)-L-serine tert-butyl ester
CAS No.:912840-55-2
Molecular Formula:C₅₆H₆₉N₃O₂₂
Molecular Weight:1136.17
Hs Code.:

N-(9H-fluoren-9-yl-methoxycarbonyl)-O-(2-acetamido-2-deoxy-6-O-[benzyl-(5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-α-D-glycero-D-galacto-2-nonulopyranosyl)onate]-α-D-galactopyranosyl)-L-serine tert-butyl ester

Synonyms:N-(9H-fluoren-9-yl-methoxycarbonyl)-O-(2-acetamido-2-deoxy-6-O-[benzyl-(5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-α-D-glycero-D-galacto-2-nonulopyranosyl)onate]-α-D-galactopyranosyl)-L-serine tert-butyl ester

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Chemical Property of N-(9H-fluoren-9-yl-methoxycarbonyl)-O-(2-acetamido-2-deoxy-6-O-[benzyl-(5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-α-D-glycero-D-galacto-2-nonulopyranosyl)onate]-α-D-galactopyranosyl)-L-serine tert-butyl ester

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Technology Process of N-(9H-fluoren-9-yl-methoxycarbonyl)-O-(2-acetamido-2-deoxy-6-O-[benzyl-(5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-α-D-glycero-D-galacto-2-nonulopyranosyl)onate]-α-D-galactopyranosyl)-L-serine tert-butyl ester

There total 3 articles about N-(9H-fluoren-9-yl-methoxycarbonyl)-O-(2-acetamido-2-deoxy-6-O-[benzyl-(5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-α-D-glycero-D-galacto-2-nonulopyranosyl)onate]-α-D-galactopyranosyl)-L-serine tert-butyl ester 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: 58.0%

: 912840-54-1
N-(9H-fluoren-9-yl-methoxycarbonyl)-O-(2-acetamido-2-deoxy-α-D-galactopyranosyl)-L-serine tert-butyl ester

: 330846-47-4
α-NeuAc4NAcCOOBnXan

: 912840-55-2
N-(9H-fluoren-9-yl-methoxycarbonyl)-O-(2-acetamido-2-deoxy-6-O-[benzyl-(5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-α-D-glycero-D-galacto-2-nonulopyranosyl)onate]-α-D-galactopyranosyl)-L-serine tert-butyl ester

Guidance literature:: With methylsulfenyl bromide; 4 A molecular sieve; silver trifluoromethanesulfonate; N-ethyl-N,N-diisopropylamine; In dichloromethane; acetonitrile; at -65 ℃;
DOI:10.1016/j.bmc.2006.06.014

Reference yield: 44.0%

: 912840-54-1
N-(9H-fluoren-9-yl-methoxycarbonyl)-O-(2-acetamido-2-deoxy-α-D-galactopyranosyl)-L-serine tert-butyl ester

: 912840-55-2
N-(9H-fluoren-9-yl-methoxycarbonyl)-O-(2-acetamido-2-deoxy-6-O-[benzyl-(5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-α-D-glycero-D-galacto-2-nonulopyranosyl)onate]-α-D-galactopyranosyl)-L-serine tert-butyl ester

Guidance literature:: With methylsulfenyl bromide; silver trifluoromethanesulfonate; In dichloromethane; 1,2-dichloro-ethane; acetonitrile; at -65 ℃; Inert atmosphere;
DOI:10.1002/anie.201104529

Reference yield:

: 120204-22-0
O-(2-Acetamido-3,4,6-tri-O-acetyl-2-desoxy-α-D-galactopyranosyl)-N-(9-fluorenylmethoxycarbonyl)-L-serin-tert-butylester

: 912840-55-2
N-(9H-fluoren-9-yl-methoxycarbonyl)-O-(2-acetamido-2-deoxy-6-O-[benzyl-(5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-α-D-glycero-D-galacto-2-nonulopyranosyl)onate]-α-D-galactopyranosyl)-L-serine tert-butyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 72 percent / sodium methoxide / methanol / 20 °C

2: 44 percent / silver trifluoromethanesulfonate; CH₃SBr / acetonitrile; CH₂Cl₂ / -65 °C

With methylsulfenyl bromide; sodium methylate; silver trifluoromethanesulfonate; In methanol; dichloromethane; acetonitrile;
DOI:10.1002/anie.200602494