2-(p-Toluenesulfonyl)ethyl (4R,5R,7R)-7-hydroxy-(4,5-dimethylmethylene)dioxyoctanoate

Base Information

Chemical Name:2-(p-Toluenesulfonyl)ethyl (4R,5R,7R)-7-hydroxy-(4,5-dimethylmethylene)dioxyoctanoate
CAS No.:133522-14-2
Molecular Formula:C₂₀H₃₀O₇S
Molecular Weight:414.52
Hs Code.:

Synonyms:2-(p-Toluenesulfonyl)ethyl (4R,5R,7R)-7-hydroxy-(4,5-dimethylmethylene)dioxyoctanoate

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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 2-(p-Toluenesulfonyl)ethyl (4R,5R,7R)-7-hydroxy-(4,5-dimethylmethylene)dioxyoctanoate

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Technology Process of 2-(p-Toluenesulfonyl)ethyl (4R,5R,7R)-7-hydroxy-(4,5-dimethylmethylene)dioxyoctanoate

There total 6 articles about 2-(p-Toluenesulfonyl)ethyl (4R,5R,7R)-7-hydroxy-(4,5-dimethylmethylene)dioxyoctanoate 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: 100.0%

: 91273-91-5
p-toluenesulfonylethyl (4R,5R,7R,2E)-7-hydroxy-4,5-dimethylmethylenedioxy-2-octenoate

: 133522-14-2
2-(p-Toluenesulfonyl)ethyl (4R,5R,7R)-7-hydroxy-(4,5-dimethylmethylene)dioxyoctanoate

Guidance literature:: With hydrogen; palladium on activated charcoal; In tetrahydrofuran; for 3h; under 14710.2 Torr; Ambient temperature;
DOI:10.1246/bcsj.66.523

Reference yield:

: 91273-91-5,148406-82-0
(E)-3-[(4R,5R)-5-((R)-2-Hydroxy-propyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-acrylic acid 2-(toluene-4-sulfonyl)-ethyl ester

: 133522-14-2
2-(p-Toluenesulfonyl)ethyl (4R,5R,7R)-7-hydroxy-(4,5-dimethylmethylene)dioxyoctanoate

Guidance literature:: With hydrogen; palladium on activated charcoal; In tetrahydrofuran; for 3h; under 14710.2 Torr; Yield given; Ambient temperature;
DOI:10.1016/S0040-4039(00)79484-6

Reference yield:

: 55338-33-5
methyl 4,6-dideoxy-α-D-arabino-hexopyranoside

: 133522-14-2
2-(p-Toluenesulfonyl)ethyl (4R,5R,7R)-7-hydroxy-(4,5-dimethylmethylene)dioxyoctanoate

Guidance literature:: Multi-step reaction with 4 steps

1: 100 percent / Dowex-50W(H⁺) / H₂O / 8.5 h / Heating

2: benzene / 18 h / Heating

3: p-tolenesulfonic acid, acetone / 64 h / Ambient temperature

4: 100 percent / H₂ / 10percent Pd/C / tetrahydrofuran / 3 h / 14710.2 Torr / Ambient temperature

With Dowex-50W(H⁺); hydrogen; toluene-4-sulfonic acid; acetone; palladium on activated charcoal; In tetrahydrofuran; water; benzene;
DOI:10.1246/bcsj.66.523