pent-4-enyl 2-O-benzoyl-4,6-O-benzylidene-3-O-chloroacetyl-β-D-galactopyranoside

Base Information

Chemical Name:pent-4-enyl 2-O-benzoyl-4,6-O-benzylidene-3-O-chloroacetyl-β-D-galactopyranoside
CAS No.:143416-44-8
Molecular Formula:C₂₇H₂₉ClO₈
Molecular Weight:516.975
Hs Code.:

Synonyms:pent-4-enyl 2-O-benzoyl-4,6-O-benzylidene-3-O-chloroacetyl-β-D-galactopyranoside

Suppliers and Price of pent-4-enyl 2-O-benzoyl-4,6-O-benzylidene-3-O-chloroacetyl-β-D-galactopyranoside

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of pent-4-enyl 2-O-benzoyl-4,6-O-benzylidene-3-O-chloroacetyl-β-D-galactopyranoside

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of pent-4-enyl 2-O-benzoyl-4,6-O-benzylidene-3-O-chloroacetyl-β-D-galactopyranoside

There total 6 articles about pent-4-enyl 2-O-benzoyl-4,6-O-benzylidene-3-O-chloroacetyl-β-D-galactopyranoside 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: 94.0%

: 220608-71-9
Benzoic acid (2S,4aR,6R,7R,8S,8aR)-8-hydroxy-6-pent-4-enyloxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl ester

: 541-88-8
Chloroacetic anhydride

: 143416-44-8
pent-4-enyl 2-O-benzoyl-4,6-O-benzylidene-3-O-chloroacetyl-β-D-galactopyranoside

Guidance literature:: With dmap; In dichloromethane;
DOI:10.1016/S0040-4020(01)81568-4

Reference yield:

: 821-09-0
n-Pent-4-enyl alcohol

: 143416-44-8
pent-4-enyl 2-O-benzoyl-4,6-O-benzylidene-3-O-chloroacetyl-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1: 74 percent / silver triflate, molecular sieves (4 Angstroem) / CH₂Cl₂ / 0.5 h / -20 °C

2: 96 percent / MeOH / NaOMe

3: 44 percent / HCOOH / 2 h / Ambient temperature

4: n-Bu₄NHSO₄, 40percent aq. NaOH / 0.17 h / 0 °C

5: 94 percent / 4-dimethylaminopyridine / CH₂Cl₂

With methanol; dmap; sodium hydroxide; formic acid; 4 A molecular sieve; silver trifluoromethanesulfonate; tetra(n-butyl)ammonium hydrogensulfate; sodium methylate; In dichloromethane;
DOI:10.1016/S0040-4020(01)81568-4

Reference yield:

: 188435-38-3
bromide 2,3,4,6-tetra-O-Bz-α-D-galactopyranosyl bromide

: 143416-44-8
pent-4-enyl 2-O-benzoyl-4,6-O-benzylidene-3-O-chloroacetyl-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1: 74 percent / silver triflate, molecular sieves (4 Angstroem) / CH₂Cl₂ / 0.5 h / -20 °C

2: 96 percent / MeOH / NaOMe

3: 44 percent / HCOOH / 2 h / Ambient temperature

4: n-Bu₄NHSO₄, 40percent aq. NaOH / 0.17 h / 0 °C

5: 94 percent / 4-dimethylaminopyridine / CH₂Cl₂

With methanol; dmap; sodium hydroxide; formic acid; 4 A molecular sieve; silver trifluoromethanesulfonate; tetra(n-butyl)ammonium hydrogensulfate; sodium methylate; In dichloromethane;
DOI:10.1016/S0040-4020(01)81568-4