N,O-diacetyl-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galctopyranosyl)-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galactopyranosyl)-L-threonine benzylester

Base Information

Chemical Name:N,O-diacetyl-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galctopyranosyl)-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galactopyranosyl)-L-threonine benzylester
CAS No.:100929-15-5
Molecular Formula:C₄₉H₆₇N₅O₂₅
Molecular Weight:1126.09
Hs Code.:

N,O-diacetyl-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galctopyranosyl)-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galactopyranosyl)-L-threonine benzylester

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Chemical Property of N,O-diacetyl-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galctopyranosyl)-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galactopyranosyl)-L-threonine benzylester

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Technology Process of N,O-diacetyl-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galctopyranosyl)-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galactopyranosyl)-L-threonine benzylester

There total 9 articles about N,O-diacetyl-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galctopyranosyl)-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galactopyranosyl)-L-threonine benzylester 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:

: 73724-48-8
N-(fluoren-9-ylmethoxycarbonyl)-L-threonine benzyl ester

: 100929-15-5
N,O-diacetyl-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galctopyranosyl)-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galactopyranosyl)-L-threonine benzylester

Guidance literature:: Multi-step reaction with 7 steps

1: 1. Ag₂CO₃, Drierite, molecular sieves (3 Angstroem) 2. AgClO₄ / 1. CH₂Cl₂, toluene, -5 deg C, 30 min 2. 20 h, room temperature

2: 1. NaBH₄ 2. pyridine / 1. NiCl₂*6H₂O, boric acid / 1. EtOH 2. 2 h

3: morpholine / 0.5 h / Ambient temperature

4: 81 percent / ethyl 2-ethoxy-1,2-dihydroquinoline-1-carboxylate / CH₂Cl₂ / 120 h

5: CH₂Cl₂ / 12 h / Ambient temperature

6: morpholine / CH₂Cl₂ / 1 h

7: 140 mg / pyridine / CH₂Cl₂ / 12 h / Ambient temperature

With morpholine; pyridine; calcium sulfate; sodium tetrahydroborate; 3 A molecular sieve; N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline; silver carbonate; boric acid; nickel dichloride; In dichloromethane;
DOI:10.1016/0008-6215(90)84081-5

Reference yield:

: 100938-55-4
N-(9H-fluorene-9-yl)-methoxycarbonyl-O-(3,4,6-tri-O-acetyl-2-azido-2-deoxy-α-D-galactopyranosyl)-L-threonine benzyl ester

: 100929-15-5
N,O-diacetyl-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galctopyranosyl)-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galactopyranosyl)-L-threonine benzylester

Guidance literature:: Multi-step reaction with 6 steps

1: 1. NaBH₄ 2. pyridine / 1. NiCl₂*6H₂O, boric acid / 1. EtOH 2. 2 h

2: morpholine / 0.5 h / Ambient temperature

3: 81 percent / ethyl 2-ethoxy-1,2-dihydroquinoline-1-carboxylate / CH₂Cl₂ / 120 h

4: CH₂Cl₂ / 12 h / Ambient temperature

5: morpholine / CH₂Cl₂ / 1 h

6: 140 mg / pyridine / CH₂Cl₂ / 12 h / Ambient temperature

With morpholine; pyridine; sodium tetrahydroborate; N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline; boric acid; nickel dichloride; In dichloromethane;
DOI:10.1016/0008-6215(90)84081-5

Reference yield:

: 100929-00-8
benzyl O-(3,4,6-tri-O-acetyl-2-azido-2-deoxy-α-D-galactopyranosyl)-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-serinate

: 100929-15-5
N,O-diacetyl-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galctopyranosyl)-L-seryl-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-α-D-galactopyranosyl)-L-threonine benzylester

Guidance literature:: Multi-step reaction with 8 steps

1: 1. NaBH₄ 2. pyridine / 1. NiCl₂*6H₂O, boric acid / 1. EtOH 2. 2 h

2: morpholine / 0.5 h / Ambient temperature

3: 75 percent / ethyl 2-ethoxy-1,2-dihydroquinoline-1-carboxylate / CH₂Cl₂ / 72 h

4: H₂ / 5percent Pd-C / methanol / 15 h

5: 81 percent / ethyl 2-ethoxy-1,2-dihydroquinoline-1-carboxylate / CH₂Cl₂ / 120 h

6: CH₂Cl₂ / 12 h / Ambient temperature

7: morpholine / CH₂Cl₂ / 1 h

8: 140 mg / pyridine / CH₂Cl₂ / 12 h / Ambient temperature

With morpholine; pyridine; sodium tetrahydroborate; hydrogen; N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline; palladium on activated charcoal; boric acid; nickel dichloride; In methanol; dichloromethane;
DOI:10.1016/0008-6215(90)84081-5