carbonic acid 4,5-bis-benzyloxy-6-benzyloxymethyl-2-[2-benzyloxymethyl-6-(tert-butyl-dimethyl-silanyloxy)-4-hydroxy-5-(2,2,2-trichloro-ethoxycarbonylamino)-tetrahydro-pyran-3-yloxy]-tetrahydro-pyran-3-yl ester methyl ester

Base Information

Chemical Name:carbonic acid 4,5-bis-benzyloxy-6-benzyloxymethyl-2-[2-benzyloxymethyl-6-(tert-butyl-dimethyl-silanyloxy)-4-hydroxy-5-(2,2,2-trichloro-ethoxycarbonylamino)-tetrahydro-pyran-3-yloxy]-tetrahydro-pyran-3-yl ester methyl ester
CAS No.:676325-12-5
Molecular Formula:C₅₁H₆₄Cl₃NO₁₄Si
Molecular Weight:1049.51
Hs Code.:

carbonic acid 4,5-bis-benzyloxy-6-benzyloxymethyl-2-[2-benzyloxymethyl-6-(<i>tert</i>-butyl-dimethyl-silanyloxy)-4-hydroxy-5-(2,2,2-trichloro-ethoxycarbonylamino)-tetrahydro-pyran-3-yloxy]-tetrahydro-pyran-3-yl ester methyl ester

Synonyms:carbonic acid 4,5-bis-benzyloxy-6-benzyloxymethyl-2-[2-benzyloxymethyl-6-(tert-butyl-dimethyl-silanyloxy)-4-hydroxy-5-(2,2,2-trichloro-ethoxycarbonylamino)-tetrahydro-pyran-3-yloxy]-tetrahydro-pyran-3-yl ester methyl ester

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Chemical Property of carbonic acid 4,5-bis-benzyloxy-6-benzyloxymethyl-2-[2-benzyloxymethyl-6-(tert-butyl-dimethyl-silanyloxy)-4-hydroxy-5-(2,2,2-trichloro-ethoxycarbonylamino)-tetrahydro-pyran-3-yloxy]-tetrahydro-pyran-3-yl ester methyl ester

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Technology Process of carbonic acid 4,5-bis-benzyloxy-6-benzyloxymethyl-2-[2-benzyloxymethyl-6-(tert-butyl-dimethyl-silanyloxy)-4-hydroxy-5-(2,2,2-trichloro-ethoxycarbonylamino)-tetrahydro-pyran-3-yloxy]-tetrahydro-pyran-3-yl ester methyl ester

There total 3 articles about carbonic acid 4,5-bis-benzyloxy-6-benzyloxymethyl-2-[2-benzyloxymethyl-6-(tert-butyl-dimethyl-silanyloxy)-4-hydroxy-5-(2,2,2-trichloro-ethoxycarbonylamino)-tetrahydro-pyran-3-yloxy]-tetrahydro-pyran-3-yl ester methyl 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: 70.0%

: 676325-11-4
C₅₅H₆₈Cl₃NO₁₆Si

: 676325-12-5
carbonic acid 4,5-bis-benzyloxy-6-benzyloxymethyl-2-[2-benzyloxymethyl-6-(tert-butyl-dimethyl-silanyloxy)-4-hydroxy-5-(2,2,2-trichloro-ethoxycarbonylamino)-tetrahydro-pyran-3-yloxy]-tetrahydro-pyran-3-yl ester methyl ester

Guidance literature:: With dimedone; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; at 20 ℃; for 1.5h;
DOI:10.1055/s-2004-815415

Reference yield:

: 2,2,2-Trifluoro-N-phenyl-acetimidic acid (3R,4S,5S,6R)-4,5-bis-benzyloxy-6-benzyloxymethyl-3-methoxycarbonyloxy-tetrahydro-pyran-2-yl ester

: 676325-12-5
carbonic acid 4,5-bis-benzyloxy-6-benzyloxymethyl-2-[2-benzyloxymethyl-6-(tert-butyl-dimethyl-silanyloxy)-4-hydroxy-5-(2,2,2-trichloro-ethoxycarbonylamino)-tetrahydro-pyran-3-yloxy]-tetrahydro-pyran-3-yl ester methyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 76 percent / 4 Angstroem AW 300 molecular sieves / various solvent(s) / 48 h / 5 - 20 °C

2: 70 percent / dimedone / Pd(PPh₃)4 / tetrahydrofuran / 1.5 h / 20 °C

With 4 A molecular sieve; dimedone; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran;
DOI:10.1055/s-2004-815415

Reference yield:

: Carbonic acid allyl ester (2R,3S,4R,5R,6S)-2-benzyloxymethyl-6-(tert-butyl-dimethyl-silanyloxy)-3-hydroxy-5-(2,2,2-trichloro-ethoxycarbonylamino)-tetrahydro-pyran-4-yl ester

: 676325-12-5
carbonic acid 4,5-bis-benzyloxy-6-benzyloxymethyl-2-[2-benzyloxymethyl-6-(tert-butyl-dimethyl-silanyloxy)-4-hydroxy-5-(2,2,2-trichloro-ethoxycarbonylamino)-tetrahydro-pyran-3-yloxy]-tetrahydro-pyran-3-yl ester methyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 76 percent / 4 Angstroem AW 300 molecular sieves / various solvent(s) / 48 h / 5 - 20 °C

2: 70 percent / dimedone / Pd(PPh₃)4 / tetrahydrofuran / 1.5 h / 20 °C

With 4 A molecular sieve; dimedone; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran;
DOI:10.1055/s-2004-815415