Methanesulfonic acid (R)-[(4R,5S)-5-(2-benzenesulfonyl-ethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-methyl ester

Base Information

Chemical Name:Methanesulfonic acid (R)-[(4R,5S)-5-(2-benzenesulfonyl-ethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-methyl ester
CAS No.:645394-58-7
Molecular Formula:C₂₀H₃₀O₉S₂
Molecular Weight:478.585
Hs Code.:

Synonyms:Methanesulfonic acid (R)-[(4R,5S)-5-(2-benzenesulfonyl-ethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-methyl ester

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Chemical Property of Methanesulfonic acid (R)-[(4R,5S)-5-(2-benzenesulfonyl-ethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-methyl ester

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Technology Process of Methanesulfonic acid (R)-[(4R,5S)-5-(2-benzenesulfonyl-ethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-methyl ester

There total 7 articles about Methanesulfonic acid (R)-[(4R,5S)-5-(2-benzenesulfonyl-ethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-methyl 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: 97.0%

: 124-63-0
methanesulfonyl chloride

: 645394-57-6
(R)-[(4S,5S)-5-(2-Benzenesulfonyl-ethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-methanol

: 645394-58-7
Methanesulfonic acid (R)-[(4R,5S)-5-(2-benzenesulfonyl-ethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-methyl ester

Guidance literature:: With dmap; triethylamine;
DOI:10.1002/anie.200352423

Reference yield:

: 85325-93-5,105454-09-9,105454-10-2
1,2-anhydro-3,4:5,6-di-O-isopropylidene-D-glucitol

: 645394-58-7
Methanesulfonic acid (R)-[(4R,5S)-5-(2-benzenesulfonyl-ethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-methyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: 84 percent / BF₃*OEt₂ / tetrahydrofuran / -78 °C

2.1: hydrochloric acid / tetrahydrofuran

2.2: 67 percent / TsOH / acetone

3.1: 97 percent / 4-(dimethylamino)pyridine; triethylamine

With hydrogenchloride; dmap; boron trifluoride diethyl etherate; triethylamine; In tetrahydrofuran;
DOI:10.1002/anie.200352423

Reference yield:

: 116511-95-6
(benzenesulfonyl)methyllithium

: 645394-58-7
Methanesulfonic acid (R)-[(4R,5S)-5-(2-benzenesulfonyl-ethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-methyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: 84 percent / BF₃*OEt₂ / tetrahydrofuran / -78 °C

2.1: hydrochloric acid / tetrahydrofuran

2.2: 67 percent / TsOH / acetone

3.1: 97 percent / 4-(dimethylamino)pyridine; triethylamine

With hydrogenchloride; dmap; boron trifluoride diethyl etherate; triethylamine; In tetrahydrofuran;
DOI:10.1002/anie.200352423