Chloro-acetic acid (2S,4aR,6R,7R,8R,8aS)-7-hydroxy-6-pent-4-enyloxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yl ester

Base Information

Chemical Name:Chloro-acetic acid (2S,4aR,6R,7R,8R,8aS)-7-hydroxy-6-pent-4-enyloxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yl ester
CAS No.:143416-67-5
Molecular Formula:C₂₀H₂₅ClO₇
Molecular Weight:412.867
Hs Code.:

Synonyms:Chloro-acetic acid (2S,4aR,6R,7R,8R,8aS)-7-hydroxy-6-pent-4-enyloxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yl ester

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

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Chemical Property of Chloro-acetic acid (2S,4aR,6R,7R,8R,8aS)-7-hydroxy-6-pent-4-enyloxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yl ester

Chemical Property:

Purity/Quality:: 98% ^*data from raw suppliers

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Technology Process of Chloro-acetic acid (2S,4aR,6R,7R,8R,8aS)-7-hydroxy-6-pent-4-enyloxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yl ester

There total 5 articles about Chloro-acetic acid (2S,4aR,6R,7R,8R,8aS)-7-hydroxy-6-pent-4-enyloxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yl 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: 60.0%

: 143416-42-6
4,6-O-benzylidene-(pent-4-enyl)-β-D-galactopyranoside

: 79-04-9
chloroacetyl chloride

: 143416-67-5
Chloro-acetic acid (2S,4aR,6R,7R,8R,8aS)-7-hydroxy-6-pent-4-enyloxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yl ester

Guidance literature:: With pyridine; In dichloromethane; at 0 ℃; for 0.333333h;
DOI:10.1016/S0040-4020(01)81568-4

Reference yield:

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

: 143416-67-5
Chloro-acetic acid (2S,4aR,6R,7R,8R,8aS)-7-hydroxy-6-pent-4-enyloxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yl ester

Guidance literature:: Multi-step reaction with 4 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: 60 percent / pyridine / CH₂Cl₂ / 0.33 h / 0 °C

With pyridine; methanol; formic acid; 4 A molecular sieve; silver trifluoromethanesulfonate; sodium methylate; In dichloromethane;
DOI:10.1016/S0040-4020(01)81568-4

Reference yield:

: 125367-09-1,125367-10-4,128503-34-4,143416-41-5
pent-4-enyl 2,3,4,6-tetra-O-benzoyl-β-D-galactopyranoside

: 143416-67-5
Chloro-acetic acid (2S,4aR,6R,7R,8R,8aS)-7-hydroxy-6-pent-4-enyloxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 96 percent / MeOH / NaOMe

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

3: 60 percent / pyridine / CH₂Cl₂ / 0.33 h / 0 °C

With pyridine; methanol; formic acid; sodium methylate; In dichloromethane;
DOI:10.1016/S0040-4020(01)81568-4