(4,6-O-benzylidene-3-O-[(S)-1-(oxycarbonyl)-2-cyclohexylethyloxy]-β-D-galactopyranosyl-O-(1->3)-[(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-O-(1->4)]-6-O-benzyl-1,2-dideoxy-D-glucopyranose

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Chemical Name:(4,6-O-benzylidene-3-O-[(S)-1-(oxycarbonyl)-2-cyclohexylethyloxy]-β-D-galactopyranosyl-O-(1->3)-[(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-O-(1->4)]-6-O-benzyl-1,2-dideoxy-D-glucopyranose
CAS No.:438216-20-7
Molecular Formula:C₆₂H₇₄O₁₅
Molecular Weight:1059.26
Hs Code.:

(4,6-O-benzylidene-3-O-[(S)-1-(oxycarbonyl)-2-cyclohexylethyloxy]-β-D-galactopyranosyl-O-(1->3)-[(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-O-(1->4)]-6-O-benzyl-1,2-dideoxy-D-glucopyranose

Synonyms:(4,6-O-benzylidene-3-O-[(S)-1-(oxycarbonyl)-2-cyclohexylethyloxy]-β-D-galactopyranosyl-O-(1->3)-[(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-O-(1->4)]-6-O-benzyl-1,2-dideoxy-D-glucopyranose

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Chemical Property of (4,6-O-benzylidene-3-O-[(S)-1-(oxycarbonyl)-2-cyclohexylethyloxy]-β-D-galactopyranosyl-O-(1->3)-[(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-O-(1->4)]-6-O-benzyl-1,2-dideoxy-D-glucopyranose

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Technology Process of (4,6-O-benzylidene-3-O-[(S)-1-(oxycarbonyl)-2-cyclohexylethyloxy]-β-D-galactopyranosyl-O-(1->3)-[(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-O-(1->4)]-6-O-benzyl-1,2-dideoxy-D-glucopyranose

There total 10 articles about (4,6-O-benzylidene-3-O-[(S)-1-(oxycarbonyl)-2-cyclohexylethyloxy]-β-D-galactopyranosyl-O-(1->3)-[(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-O-(1->4)]-6-O-benzyl-1,2-dideoxy-D-glucopyranose 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: 90.0%

: 438216-19-4
(2-O-benzoyl-4,6-O-benzylidene-3-O-[(S)-1-(oxycarbonyl)-2-cyclohexylethyloxy]-β-D-galactopyranosyl-O-(1->3)-[(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-O-(1->4)]-6-O-benzyl-1,2-dideoxy-D-glucopyranose

: 438216-20-7
(4,6-O-benzylidene-3-O-[(S)-1-(oxycarbonyl)-2-cyclohexylethyloxy]-β-D-galactopyranosyl-O-(1->3)-[(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-O-(1->4)]-6-O-benzyl-1,2-dideoxy-D-glucopyranose

Guidance literature:: With sodium methylate; In methanol; for 2h; Heating;
DOI:10.1021/jo0110956

Reference yield:

: 135214-83-4
1,5-Anhydro-2-deoxy-4,6-O-(phenylmethylene)-D-arabino-hexopyranoside

: 438216-20-7
(4,6-O-benzylidene-3-O-[(S)-1-(oxycarbonyl)-2-cyclohexylethyloxy]-β-D-galactopyranosyl-O-(1->3)-[(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-O-(1->4)]-6-O-benzyl-1,2-dideoxy-D-glucopyranose

Guidance literature:: Multi-step reaction with 7 steps

1.1: 97 percent / DMAP; Et₃N / CH₂Cl₂ / 2 h / 20 °C

2.1: 92 percent / NaBH₃CN; HCl; 4 Angstroem molecular sieves / diethyl ether; tetrahydrofuran / 20 °C

3.1: 1,1,3,3-tetramethylurea; 4 Angsroem molecular sieves / CH₂Cl₂ / 20 °C

3.2: AgOTf / CH₂Cl₂ / 24 h / 20 °C

4.1: 85 percent / NaOMe / methanol / 2 h / 45 °C

5.1: NaH / tetrahydrofuran / 0.5 h / 0 °C

5.2: 48 percent / AgOTf; 4 Angstroem molecular sieves / CH₂Cl₂ / 0 - 20 °C

6.1: aq. LiOH / tetrahydrofuran / 48 h / 20 °C

7.1: 90 percent / NaOme / methanol / 2 h / Heating

With hydrogenchloride; dmap; lithium hydroxide; 4 A molecular sieve; sodium methylate; sodium hydride; sodium cyanoborohydride; triethylamine; tetramethylurea; In tetrahydrofuran; methanol; diethyl ether; dichloromethane;
DOI:10.1021/jo0110956

Reference yield:

: 162118-38-9
(3S,4R,5R,6S)-3,4,5-tris(benzyloxy)-6-methyltetrahydro-2H-pyran-2-ol

: 438216-20-7
(4,6-O-benzylidene-3-O-[(S)-1-(oxycarbonyl)-2-cyclohexylethyloxy]-β-D-galactopyranosyl-O-(1->3)-[(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-O-(1->4)]-6-O-benzyl-1,2-dideoxy-D-glucopyranose

Guidance literature:: Multi-step reaction with 6 steps

1.1: 89 percent / Et₃N / CH₂Cl₂ / 24 h / 20 °C

2.1: 1,1,3,3-tetramethylurea; 4 Angsroem molecular sieves / CH₂Cl₂ / 20 °C

2.2: AgOTf / CH₂Cl₂ / 24 h / 20 °C

3.1: 85 percent / NaOMe / methanol / 2 h / 45 °C

4.1: NaH / tetrahydrofuran / 0.5 h / 0 °C

4.2: 48 percent / AgOTf; 4 Angstroem molecular sieves / CH₂Cl₂ / 0 - 20 °C

5.1: aq. LiOH / tetrahydrofuran / 48 h / 20 °C

6.1: 90 percent / NaOme / methanol / 2 h / Heating

With lithium hydroxide; 4 A molecular sieve; sodium methylate; sodium hydride; triethylamine; tetramethylurea; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1021/jo0110956