5-O-p-toluenesulfonyl-2,3-O-isopropylidene-L-arabinose diethyl dithioacetal

Base Information

Chemical Name:5-O-p-toluenesulfonyl-2,3-O-isopropylidene-L-arabinose diethyl dithioacetal
CAS No.:126448-14-4
Molecular Formula:C₁₉H₃₀O₆S₃
Molecular Weight:450.642
Hs Code.:

Synonyms:5-O-p-toluenesulfonyl-2,3-O-isopropylidene-L-arabinose diethyl dithioacetal

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Chemical Property of 5-O-p-toluenesulfonyl-2,3-O-isopropylidene-L-arabinose diethyl dithioacetal

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Technology Process of 5-O-p-toluenesulfonyl-2,3-O-isopropylidene-L-arabinose diethyl dithioacetal

There total 3 articles about 5-O-p-toluenesulfonyl-2,3-O-isopropylidene-L-arabinose diethyl dithioacetal 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: 74.0%

: 53872-72-3
2,3-O-isopropylidene-L-arabinose diethyl mercaptal

: 98-59-9
p-toluenesulfonyl chloride

: 126448-14-4
5-O-p-toluenesulfonyl-2,3-O-isopropylidene-L-arabinose diethyl dithioacetal

Guidance literature:: In pyridine; dichloromethane; at 0 ℃; for 4h;
DOI:10.1016/S0008-6215(97)00128-6

Reference yield:

: 43179-48-2
L-arabinose di(ethylthio)acetal

: 126448-14-4
5-O-p-toluenesulfonyl-2,3-O-isopropylidene-L-arabinose diethyl dithioacetal

Guidance literature:: Multi-step reaction with 3 steps

1: 100 percent / TsOH / acetone / 5 h / 20 °C

2: 91 percent / HCl / methanol; H₂O / 0.67 h / 50 °C

3: 74 percent / pyridine; CH₂Cl₂ / 4 h / 0 °C

With hydrogenchloride; toluene-4-sulfonic acid; In pyridine; methanol; dichloromethane; water; acetone;
DOI:10.1016/S0008-6215(97)00128-6

Reference yield:

: 92936-93-1
(4R,5S)-4-(bis(ethylthio)methyl)-5-((S)-2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-dimethyl-1,3-dioxolane

: 126448-14-4
5-O-p-toluenesulfonyl-2,3-O-isopropylidene-L-arabinose diethyl dithioacetal

Guidance literature:: Multi-step reaction with 2 steps

1: 91 percent / HCl / methanol; H₂O / 0.67 h / 50 °C

2: 74 percent / pyridine; CH₂Cl₂ / 4 h / 0 °C

With hydrogenchloride; In pyridine; methanol; dichloromethane; water;
DOI:10.1016/S0008-6215(97)00128-6