2,2'-(2,3-dimethylbutane-2,3-diyl)bis(oxy)bis(ethane-2,1-diyl)bis(4-methylbenzenesulfonate)

Base Information

Chemical Name:2,2'-(2,3-dimethylbutane-2,3-diyl)bis(oxy)bis(ethane-2,1-diyl)bis(4-methylbenzenesulfonate)
CAS No.:76779-61-8
Molecular Formula:C₂₄H₃₄O₈S₂
Molecular Weight:514.661
Hs Code.:

Synonyms:2,2'-(2,3-dimethylbutane-2,3-diyl)bis(oxy)bis(ethane-2,1-diyl)bis(4-methylbenzenesulfonate)

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Chemical Property of 2,2'-(2,3-dimethylbutane-2,3-diyl)bis(oxy)bis(ethane-2,1-diyl)bis(4-methylbenzenesulfonate)

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Technology Process of 2,2'-(2,3-dimethylbutane-2,3-diyl)bis(oxy)bis(ethane-2,1-diyl)bis(4-methylbenzenesulfonate)

There total 7 articles about 2,2'-(2,3-dimethylbutane-2,3-diyl)bis(oxy)bis(ethane-2,1-diyl)bis(4-methylbenzenesulfonate) 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: 73.0%

: 76779-60-7
3,6-dioxa-4,4,5,5-tetramethyloctane-1,8-diol

: 98-59-9
p-toluenesulfonyl chloride

: 76779-61-8
2,2'-(2,3-dimethylbutane-2,3-diyl)bis(oxy)bis(ethane-2,1-diyl)bis(4-methylbenzenesulfonate)

Guidance literature:: In pyridine; at -25 ℃; for 16h;
DOI:10.1016/S0040-4020(01)96617-7

Reference yield:

: 76-09-5
2,3-dimethyl-2,3-butane diol

: 76779-61-8
2,2'-(2,3-dimethylbutane-2,3-diyl)bis(oxy)bis(ethane-2,1-diyl)bis(4-methylbenzenesulfonate)

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) sodium hydride / 1.) THF, 30 min, 2.) THF, 60 deg C, 5 d

2: 59.6 percent / H₂ / Pd-C / methanol / 20 h / 760 Torr / Ambient temperature

3: 47.1 percent / pyridine / 3 h

With pyridine; hydrogen; sodium hydride; palladium on activated charcoal; In methanol;
DOI:10.1021/ac950773j

Reference yield:

: 184289-41-6
1,8-bis(benzyloxy)-4,4,5,5-tetramethyl-3,6-dioxaoctane

: 76779-61-8
2,2'-(2,3-dimethylbutane-2,3-diyl)bis(oxy)bis(ethane-2,1-diyl)bis(4-methylbenzenesulfonate)

Guidance literature:: Multi-step reaction with 2 steps

1: 59.6 percent / H₂ / Pd-C / methanol / 20 h / 760 Torr / Ambient temperature

2: 47.1 percent / pyridine / 3 h

With pyridine; hydrogen; palladium on activated charcoal; In methanol;
DOI:10.1021/ac950773j