Ethyl-{(3S,4S,6S)-6-[(2R,3R,4R,6R)-4-hydroxy-6-methyl-2-(2-nitro-benzyloxy)-5-oxo-tetrahydro-pyran-3-yloxy]-4-methoxy-tetrahydro-pyran-3-yl}-carbamic acid 9H-fluoren-9-ylmethyl ester

Base Information

Chemical Name:Ethyl-{(3S,4S,6S)-6-[(2R,3R,4R,6R)-4-hydroxy-6-methyl-2-(2-nitro-benzyloxy)-5-oxo-tetrahydro-pyran-3-yloxy]-4-methoxy-tetrahydro-pyran-3-yl}-carbamic acid 9H-fluoren-9-ylmethyl ester
CAS No.:132938-46-6
Molecular Formula:C₃₆H₄₀N₂O₁₁
Molecular Weight:676.72
Hs Code.:

Ethyl-{(3S,4S,6S)-6-[(2R,3R,4R,6R)-4-hydroxy-6-methyl-2-(2-nitro-benzyloxy)-5-oxo-tetrahydro-pyran-3-yloxy]-4-methoxy-tetrahydro-pyran-3-yl}-carbamic acid 9H-fluoren-9-ylmethyl ester

Synonyms:Ethyl-{(3S,4S,6S)-6-[(2R,3R,4R,6R)-4-hydroxy-6-methyl-2-(2-nitro-benzyloxy)-5-oxo-tetrahydro-pyran-3-yloxy]-4-methoxy-tetrahydro-pyran-3-yl}-carbamic acid 9H-fluoren-9-ylmethyl ester

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Chemical Property of Ethyl-{(3S,4S,6S)-6-[(2R,3R,4R,6R)-4-hydroxy-6-methyl-2-(2-nitro-benzyloxy)-5-oxo-tetrahydro-pyran-3-yloxy]-4-methoxy-tetrahydro-pyran-3-yl}-carbamic acid 9H-fluoren-9-ylmethyl ester

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Technology Process of Ethyl-{(3S,4S,6S)-6-[(2R,3R,4R,6R)-4-hydroxy-6-methyl-2-(2-nitro-benzyloxy)-5-oxo-tetrahydro-pyran-3-yloxy]-4-methoxy-tetrahydro-pyran-3-yl}-carbamic acid 9H-fluoren-9-ylmethyl ester

There total 9 articles about Ethyl-{(3S,4S,6S)-6-[(2R,3R,4R,6R)-4-hydroxy-6-methyl-2-(2-nitro-benzyloxy)-5-oxo-tetrahydro-pyran-3-yloxy]-4-methoxy-tetrahydro-pyran-3-yl}-carbamic acid 9H-fluoren-9-ylmethyl 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:

: 73-34-7,87-96-7,488-79-9,551-63-3,609-01-8,643-17-4,643-18-5,4164-09-4,6014-42-2,6155-36-8,6189-71-5,6696-41-9,6736-43-2,13224-93-6,22611-09-2,28161-49-1,28161-50-4,28161-52-6,45864-36-6,63814-64-2,71116-59-1,71116-61-5,72598-05-1,87936-88-7,87936-89-8,97466-79-0,116908-82-8,120442-60-6,123484-22-0,133576-32-6
D-Fucose

: 132938-46-6
Ethyl-{(3S,4S,6S)-6-[(2R,3R,4R,6R)-4-hydroxy-6-methyl-2-(2-nitro-benzyloxy)-5-oxo-tetrahydro-pyran-3-yloxy]-4-methoxy-tetrahydro-pyran-3-yl}-carbamic acid 9H-fluoren-9-ylmethyl ester

Guidance literature:: Multi-step reaction with 8 steps

1: 98 percent / NEt₃, 4-dimethylaminopyridine / CH₂Cl₂ / 2 h / 0 - 25 °C

2: 30percent HBr, acetic acid / 0.5 h / 0 °C

3: AgCO₃ / CH₂Cl₂ / 16 h / 25 °C / 3 Angstroem-Molekularsieb

4: 95 percent / NaOMe, MeOH / 3 h / 25 °C

5: 90 percent / acetonitrile / 2 h / Heating

6: AgClO₄, SnCl₂ / tetrahydrofuran / 6 h / -90 - -10 deg C

7: 90 percent / NaH, ethanediol / tetrahydrofuran / 0.5 h / 0 °C

8: 1) n-Bu₂SnO, 2) Br₂, n-Bu₃SnOMe / 1) MeOH, 1h, reflux, 2) CH₂Cl₂, 2h, 25 deg C

With methanol; dmap; silver (II) carbonate; hydrogen bromide; bromine; sodium methylate; tributyltin methoxide; silver perchlorate; sodium hydride; di(n-butyl)tin oxide; ethylene glycol; acetic acid; triethylamine; tin(ll) chloride; In tetrahydrofuran; dichloromethane; acetonitrile;

Reference yield:

: 612-25-9
2-Nitrobenzyl alcohol

: 132938-46-6
Ethyl-{(3S,4S,6S)-6-[(2R,3R,4R,6R)-4-hydroxy-6-methyl-2-(2-nitro-benzyloxy)-5-oxo-tetrahydro-pyran-3-yloxy]-4-methoxy-tetrahydro-pyran-3-yl}-carbamic acid 9H-fluoren-9-ylmethyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: AgCO₃ / CH₂Cl₂ / 16 h / 25 °C / 3 Angstroem-Molekularsieb

2: 95 percent / NaOMe, MeOH / 3 h / 25 °C

3: 90 percent / acetonitrile / 2 h / Heating

4: AgClO₄, SnCl₂ / tetrahydrofuran / 6 h / -90 - -10 deg C

5: 90 percent / NaH, ethanediol / tetrahydrofuran / 0.5 h / 0 °C

6: 1) n-Bu₂SnO, 2) Br₂, n-Bu₃SnOMe / 1) MeOH, 1h, reflux, 2) CH₂Cl₂, 2h, 25 deg C

With methanol; silver (II) carbonate; bromine; sodium methylate; tributyltin methoxide; silver perchlorate; sodium hydride; di(n-butyl)tin oxide; ethylene glycol; tin(ll) chloride; In tetrahydrofuran; dichloromethane; acetonitrile;

Reference yield:

: 132938-42-2
(2R,3R,4S,5R,6R)-2-Methyl-6-(2-nitro-benzyloxy)-tetrahydro-pyran-3,4,5-triol

: 132938-46-6
Ethyl-{(3S,4S,6S)-6-[(2R,3R,4R,6R)-4-hydroxy-6-methyl-2-(2-nitro-benzyloxy)-5-oxo-tetrahydro-pyran-3-yloxy]-4-methoxy-tetrahydro-pyran-3-yl}-carbamic acid 9H-fluoren-9-ylmethyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 90 percent / acetonitrile / 2 h / Heating

2: AgClO₄, SnCl₂ / tetrahydrofuran / 6 h / -90 - -10 deg C

3: 90 percent / NaH, ethanediol / tetrahydrofuran / 0.5 h / 0 °C

4: 1) n-Bu₂SnO, 2) Br₂, n-Bu₃SnOMe / 1) MeOH, 1h, reflux, 2) CH₂Cl₂, 2h, 25 deg C

With bromine; tributyltin methoxide; silver perchlorate; sodium hydride; di(n-butyl)tin oxide; ethylene glycol; tin(ll) chloride; In tetrahydrofuran; acetonitrile;