4-methoxyphenyl 3,4-O-isopropylidene-6-O-pivaloyl-β-D-galactopyranosyl-(1<*>4)-2-deoxy-2-phthalimido-6-O-pivaloyl-β-D-glucopyranoside

Base Information

Chemical Name:4-methoxyphenyl 3,4-O-isopropylidene-6-O-pivaloyl-β-D-galactopyranosyl-(1<*>4)-2-deoxy-2-phthalimido-6-O-pivaloyl-β-D-glucopyranoside
CAS No.:174356-64-0
Molecular Formula:C₄₀H₅₁NO₁₅
Molecular Weight:785.843
Hs Code.:

Synonyms:4-methoxyphenyl 3,4-O-isopropylidene-6-O-pivaloyl-β-D-galactopyranosyl-(1<*>4)-2-deoxy-2-phthalimido-6-O-pivaloyl-β-D-glucopyranoside

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Chemical Property of 4-methoxyphenyl 3,4-O-isopropylidene-6-O-pivaloyl-β-D-galactopyranosyl-(1<*>4)-2-deoxy-2-phthalimido-6-O-pivaloyl-β-D-glucopyranoside

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Technology Process of 4-methoxyphenyl 3,4-O-isopropylidene-6-O-pivaloyl-β-D-galactopyranosyl-(1<*>4)-2-deoxy-2-phthalimido-6-O-pivaloyl-β-D-glucopyranoside

There total 5 articles about 4-methoxyphenyl 3,4-O-isopropylidene-6-O-pivaloyl-β-D-galactopyranosyl-(1<*>4)-2-deoxy-2-phthalimido-6-O-pivaloyl-β-D-glucopyranoside 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: 83.0%

: 3282-30-2
pivaloyl chloride

: 174356-63-9
4-methoxyphenyl 3,4-O-isopropylidene-β-D-galactopyranosyl-(1<*>4)-2-O-deoxy-2-phthalimido-β-D-glucopyranoside

: 174356-64-0
4-methoxyphenyl 3,4-O-isopropylidene-6-O-pivaloyl-β-D-galactopyranosyl-(1<*>4)-2-deoxy-2-phthalimido-6-O-pivaloyl-β-D-glucopyranoside

Guidance literature:: With pyridine; dmap; for 4.5h; Ambient temperature;
DOI:10.1016/0008-6215(95)00262-6

Reference yield:

: 129647-37-6
O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1->4)-1,3,6-tri-O-acetyl-2-deoxy-2-phthalimido-α,β-D-glucopyranose

: 174356-64-0
4-methoxyphenyl 3,4-O-isopropylidene-6-O-pivaloyl-β-D-galactopyranosyl-(1<*>4)-2-deoxy-2-phthalimido-6-O-pivaloyl-β-D-glucopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 91 percent / trifluoromethanesulfonic acid / 1,2-dichloro-ethane / a) 0 deg C, 1.5 h, b) RT, 1.5 h

2: 84 percent / 0.1 M NaOMe / methanol; tetrahydrofuran / 1 h / Ambient temperature

3: 83 percent / p-TsOH / acetone / 19 h / Ambient temperature

4: 83 percent / 4-(dimethylamino)pyridine, pyridine / 4.5 h / Ambient temperature

With pyridine; dmap; trifluorormethanesulfonic acid; sodium methylate; toluene-4-sulfonic acid; In tetrahydrofuran; methanol; 1,2-dichloro-ethane; acetone;
DOI:10.1016/0008-6215(95)00262-6

Reference yield:

: 150-76-5
4-methoxy-phenol

: 174356-64-0
4-methoxyphenyl 3,4-O-isopropylidene-6-O-pivaloyl-β-D-galactopyranosyl-(1<*>4)-2-deoxy-2-phthalimido-6-O-pivaloyl-β-D-glucopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 91 percent / trifluoromethanesulfonic acid / 1,2-dichloro-ethane / a) 0 deg C, 1.5 h, b) RT, 1.5 h

2: 84 percent / 0.1 M NaOMe / methanol; tetrahydrofuran / 1 h / Ambient temperature

3: 83 percent / p-TsOH / acetone / 19 h / Ambient temperature

4: 83 percent / 4-(dimethylamino)pyridine, pyridine / 4.5 h / Ambient temperature

With pyridine; dmap; trifluorormethanesulfonic acid; sodium methylate; toluene-4-sulfonic acid; In tetrahydrofuran; methanol; 1,2-dichloro-ethane; acetone;
DOI:10.1016/0008-6215(95)00262-6