(2S)-4-[N-(benzyloxycarbonyl)ethylamino]-1-p-toluenesulfonato-2-butanol

Base Information

Chemical Name:(2S)-4-[N-(benzyloxycarbonyl)ethylamino]-1-p-toluenesulfonato-2-butanol
CAS No.:259657-03-9
Molecular Formula:C₂₁H₂₇NO₆S
Molecular Weight:421.514
Hs Code.:

Synonyms:(2S)-4-[N-(benzyloxycarbonyl)ethylamino]-1-p-toluenesulfonato-2-butanol

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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 (2S)-4-[N-(benzyloxycarbonyl)ethylamino]-1-p-toluenesulfonato-2-butanol

Chemical Property:

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Technology Process of (2S)-4-[N-(benzyloxycarbonyl)ethylamino]-1-p-toluenesulfonato-2-butanol

There total 3 articles about (2S)-4-[N-(benzyloxycarbonyl)ethylamino]-1-p-toluenesulfonato-2-butanol 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: 72.0%

: 98-59-9
p-toluenesulfonyl chloride

: 259657-01-7
(2S)-4-[N-(benzyloxycarbonyl)ethylamino]-1,2-butanediol

: 259657-03-9
(2S)-4-[N-(benzyloxycarbonyl)ethylamino]-1-p-toluenesulfonato-2-butanol

Guidance literature:: With pyridine; In dichloromethane; at 0 - 5 ℃; for 18.5h;
DOI:10.1021/jm990375z

Reference yield:

: (S)-4-Ethylamino-butane-1,2-diol

: 259657-03-9
(2S)-4-[N-(benzyloxycarbonyl)ethylamino]-1-p-toluenesulfonato-2-butanol

Guidance literature:: Multi-step reaction with 2 steps

1: aq. NaHCO₃ / diethyl ether / 16 h / 20 °C

2: 72 percent / pyridine / CH₂Cl₂ / 18.5 h / 0 - 5 °C

With pyridine; sodium hydrogencarbonate; In diethyl ether; dichloromethane; 1: Condensation / 2: Tosylation;
DOI:10.1021/jm990375z

Reference yield:

: 259656-99-0
benzyl (2S)-4-(ethylamino)-2-hydroxy-4-oxobutanoate

: 259657-03-9
(2S)-4-[N-(benzyloxycarbonyl)ethylamino]-1-p-toluenesulfonato-2-butanol

Guidance literature:: Multi-step reaction with 3 steps

1: BH₃ / tetrahydrofuran / 17 h / 20 °C

2: aq. NaHCO₃ / diethyl ether / 16 h / 20 °C

3: 72 percent / pyridine / CH₂Cl₂ / 18.5 h / 0 - 5 °C

With pyridine; borane; sodium hydrogencarbonate; In tetrahydrofuran; diethyl ether; dichloromethane; 1: Reduction / 2: Condensation / 3: Tosylation;
DOI:10.1021/jm990375z