4-[2-(benzyloxycarbonylamino)ethyl]phenyl 2,4-di-O-methyl-3-O-{4-O-benzyl-2-O-methyl-3-O-[4-O-acetyl-2-O-methyl-3-O-(3-O-benzyl-4-O-methyl-α-D-rhamnopyranoside)-α-L-fucopyranosyl]-α-L-rhamnopyranosyl}-α-L-rhamnopyranoside

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Chemical Name:4-[2-(benzyloxycarbonylamino)ethyl]phenyl 2,4-di-O-methyl-3-O-{4-O-benzyl-2-O-methyl-3-O-[4-O-acetyl-2-O-methyl-3-O-(3-O-benzyl-4-O-methyl-α-D-rhamnopyranoside)-α-L-fucopyranosyl]-α-L-rhamnopyranosyl}-α-L-rhamnopyranoside
CAS No.:176039-89-7
Molecular Formula:C₆₁H₈₁NO₂₀
Molecular Weight:1148.31
Hs Code.:

4-[2-(benzyloxycarbonylamino)ethyl]phenyl 2,4-di-O-methyl-3-O-{4-O-benzyl-2-O-methyl-3-O-[4-O-acetyl-2-O-methyl-3-O-(3-O-benzyl-4-O-methyl-α-D-rhamnopyranoside)-α-L-fucopyranosyl]-α-L-rhamnopyranosyl}-α-L-rhamnopyranoside

Synonyms:4-[2-(benzyloxycarbonylamino)ethyl]phenyl 2,4-di-O-methyl-3-O-{4-O-benzyl-2-O-methyl-3-O-[4-O-acetyl-2-O-methyl-3-O-(3-O-benzyl-4-O-methyl-α-D-rhamnopyranoside)-α-L-fucopyranosyl]-α-L-rhamnopyranosyl}-α-L-rhamnopyranoside

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Chemical Property of 4-[2-(benzyloxycarbonylamino)ethyl]phenyl 2,4-di-O-methyl-3-O-{4-O-benzyl-2-O-methyl-3-O-[4-O-acetyl-2-O-methyl-3-O-(3-O-benzyl-4-O-methyl-α-D-rhamnopyranoside)-α-L-fucopyranosyl]-α-L-rhamnopyranosyl}-α-L-rhamnopyranoside

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Technology Process of 4-[2-(benzyloxycarbonylamino)ethyl]phenyl 2,4-di-O-methyl-3-O-{4-O-benzyl-2-O-methyl-3-O-[4-O-acetyl-2-O-methyl-3-O-(3-O-benzyl-4-O-methyl-α-D-rhamnopyranoside)-α-L-fucopyranosyl]-α-L-rhamnopyranosyl}-α-L-rhamnopyranoside

There total 7 articles about 4-[2-(benzyloxycarbonylamino)ethyl]phenyl 2,4-di-O-methyl-3-O-{4-O-benzyl-2-O-methyl-3-O-[4-O-acetyl-2-O-methyl-3-O-(3-O-benzyl-4-O-methyl-α-D-rhamnopyranoside)-α-L-fucopyranosyl]-α-L-rhamnopyranosyl}-α-L-rhamnopyranoside 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: 92.0%

: 176039-88-6
4-[2-(benzyloxycarbonylamino)ethyl]phenyl 2,4-di-O-methyl-3-O-{4-O-benzyl-2-O-methyl-3-O-[4-O-acetyl-2-O-methyl-3-O-(3-O-benzyl-2-O-chloroacetyl-4-O-methyl-α-D-rhamnopyranoside)-α-L-fucopyranosyl]-α-L-rhamnopyranosyl}-α-L-rhamnopyranoside

: 176039-89-7
4-[2-(benzyloxycarbonylamino)ethyl]phenyl 2,4-di-O-methyl-3-O-{4-O-benzyl-2-O-methyl-3-O-[4-O-acetyl-2-O-methyl-3-O-(3-O-benzyl-4-O-methyl-α-D-rhamnopyranoside)-α-L-fucopyranosyl]-α-L-rhamnopyranosyl}-α-L-rhamnopyranoside

Guidance literature:: With hydrazine dithiocarbonate; In acetic acid; for 1h; Ambient temperature;
DOI:10.1016/0040-4020(96)00035-X

Reference yield:

: 100-39-0
benzyl bromide

: 176039-89-7
4-[2-(benzyloxycarbonylamino)ethyl]phenyl 2,4-di-O-methyl-3-O-{4-O-benzyl-2-O-methyl-3-O-[4-O-acetyl-2-O-methyl-3-O-(3-O-benzyl-4-O-methyl-α-D-rhamnopyranoside)-α-L-fucopyranosyl]-α-L-rhamnopyranosyl}-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 1.) dibutyltin oxide, 2.) cesium fluoride / 1.) methanol, reflux, 1.5 h, 2.) DMF, RT, 17 h

2: 95 percent / NaHCO₃ / dimethylformamide / 1.5 h / Ambient temperature

3: 71 percent / NIS, TfOH, molecular sieves 4 Angstroem / 1,2-dichloro-ethane; diethyl ether / 0.25 h / 0 °C

4: 92 percent / hydrazine dithiocarbonate / acetic acid; various solvent(s) / 1 h / Ambient temperature

With N-iodo-succinimide; trifluorormethanesulfonic acid; hydrazine dithiocarbonate; 4 A molecular sieve; di(n-butyl)tin oxide; sodium hydrogencarbonate; cesium fluoride; In diethyl ether; acetic acid; 1,2-dichloro-ethane; N,N-dimethyl-formamide;
DOI:10.1016/0040-4020(96)00035-X

Reference yield:

: 145124-97-6
ethyl 6-deoxy-2,3-O-isopropylidene-1-thio-α-D-mannopyranoside

: 176039-89-7
4-[2-(benzyloxycarbonylamino)ethyl]phenyl 2,4-di-O-methyl-3-O-{4-O-benzyl-2-O-methyl-3-O-[4-O-acetyl-2-O-methyl-3-O-(3-O-benzyl-4-O-methyl-α-D-rhamnopyranoside)-α-L-fucopyranosyl]-α-L-rhamnopyranosyl}-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 6 steps

1: NaH / dimethylformamide / 1 h / Ambient temperature

2: 85 percent / acetic acid / H₂O / 18 h / 50 °C

3: 1.) dibutyltin oxide, 2.) cesium fluoride / 1.) methanol, reflux, 1.5 h, 2.) DMF, RT, 17 h

4: 95 percent / NaHCO₃ / dimethylformamide / 1.5 h / Ambient temperature

5: 71 percent / NIS, TfOH, molecular sieves 4 Angstroem / 1,2-dichloro-ethane; diethyl ether / 0.25 h / 0 °C

6: 92 percent / hydrazine dithiocarbonate / acetic acid; various solvent(s) / 1 h / Ambient temperature

With N-iodo-succinimide; trifluorormethanesulfonic acid; hydrazine dithiocarbonate; 4 A molecular sieve; sodium hydride; di(n-butyl)tin oxide; sodium hydrogencarbonate; acetic acid; cesium fluoride; In diethyl ether; water; acetic acid; 1,2-dichloro-ethane; N,N-dimethyl-formamide;
DOI:10.1016/0040-4020(96)00035-X