ethyl 2,3-di-O-benzoyl-5-O-(chloroacetyl)-6-O-pivaloyl-1-thio-α-D-galactofuranoside

Base Information

Chemical Name:ethyl 2,3-di-O-benzoyl-5-O-(chloroacetyl)-6-O-pivaloyl-1-thio-α-D-galactofuranoside
CAS No.:130719-10-7
Molecular Formula:C₂₉H₃₃ClO₉S
Molecular Weight:593.095
Hs Code.:

Synonyms:ethyl 2,3-di-O-benzoyl-5-O-(chloroacetyl)-6-O-pivaloyl-1-thio-α-D-galactofuranoside

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Chemical Property of ethyl 2,3-di-O-benzoyl-5-O-(chloroacetyl)-6-O-pivaloyl-1-thio-α-D-galactofuranoside

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Technology Process of ethyl 2,3-di-O-benzoyl-5-O-(chloroacetyl)-6-O-pivaloyl-1-thio-α-D-galactofuranoside

There total 7 articles about ethyl 2,3-di-O-benzoyl-5-O-(chloroacetyl)-6-O-pivaloyl-1-thio-α-D-galactofuranoside 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: 95.0%

: 130719-09-4
ethyl 2,3-di-O-benzoyl-6-O-pivaloyl-1-thio-α-D-galactofuranoside

: 541-88-8
Chloroacetic anhydride

: 130719-10-7
ethyl 2,3-di-O-benzoyl-5-O-(chloroacetyl)-6-O-pivaloyl-1-thio-α-D-galactofuranoside

Guidance literature:: With sodium hydrogencarbonate; In N,N-dimethyl-formamide; at 20 ℃; for 2h;

Reference yield:

: 5463-33-2
D-galactose-diethyl-dithioacetal

: 130719-10-7
ethyl 2,3-di-O-benzoyl-5-O-(chloroacetyl)-6-O-pivaloyl-1-thio-α-D-galactofuranoside

Guidance literature:: Multi-step reaction with 6 steps

1: 80 percent / camphersulfonic acid / dimethylformamide / 6 h / 20 °C

2: 63 percent / molecular sieves 4 Angstroem, HgCl₂, HgO / acetonitrile / 0.08 h / 20 °C

3: pyridine / 1 h / 0 °C

4: HOAc, H₂O / 4 h / 60 °C

5: 89 percent / pyridine / dioxane / 1 h / 0 °C

6: 95 percent / NaHCO₃ / dimethylformamide / 2 h / 20 °C

With pyridine; 4 A molecular sieve; camphor-10-sulfonic acid; water; sodium hydrogencarbonate; acetic acid; mercury dichloride; mercury(II) oxide; In 1,4-dioxane; N,N-dimethyl-formamide; acetonitrile;

Reference yield:

: 3282-30-2
pivaloyl chloride

: 130719-10-7
ethyl 2,3-di-O-benzoyl-5-O-(chloroacetyl)-6-O-pivaloyl-1-thio-α-D-galactofuranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 89 percent / pyridine / dioxane / 1 h / 0 °C

2: 95 percent / NaHCO₃ / dimethylformamide / 2 h / 20 °C

With pyridine; sodium hydrogencarbonate; In 1,4-dioxane; N,N-dimethyl-formamide;