Ethyl onate

Base Information

Chemical Name:Ethyl onate
CAS No.:140209-68-3
Molecular Formula:C₂₄H₃₄O₈S
Molecular Weight:482.595
Hs Code.:

Ethyl <methyl 5-O-acetyl-4-O-benzyl-3-deoxy-7,8-O-isopropylidene-2-thio-β-D-manno-octulopyranosid>onate

Synonyms:Ethyl onate

Suppliers and Price of Ethyl onate

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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 Ethyl onate

Chemical Property:

Purity/Quality:

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Technology Process of Ethyl onate

There total 3 articles about Ethyl onate 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: 79.0%

: 108-24-7
acetic anhydride

: 140209-91-2
Ethyl onate

: 140209-68-3
Ethyl onate

Guidance literature:: With pyridine; dmap; In dichloromethane; for 18h; Ambient temperature;
DOI:10.1016/S0040-4020(01)88191-6

Reference yield:

: 140209-89-8
(2R,4R,5R,6R)-6-((R)-1,2-Dihydroxy-ethyl)-2-ethylsulfanyl-4,5-dihydroxy-tetrahydro-pyran-2-carboxylic acid ethyl ester

: 140209-68-3
Ethyl onate

Guidance literature:: Multi-step reaction with 3 steps

1: 57 percent / p-TsOH / dimethylformamide / 1 h / 0 °C

2: 1.) Bu₂SnO, molecular sieves, 2.) CsF / 1.) toluene, 2 h, reflux, 2.) DMF, 18 h, room temperature

3: 79 percent / pyridine, 4-dimethylaminopyridine / CH₂Cl₂ / 18 h / Ambient temperature

With pyridine; dmap; molecular sieve; di(n-butyl)tin oxide; toluene-4-sulfonic acid; cesium fluoride; In dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/S0040-4020(01)88191-6

Reference yield:

: 140209-90-1
Ethyl onate

: 140209-68-3
Ethyl onate

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) Bu₂SnO, molecular sieves, 2.) CsF / 1.) toluene, 2 h, reflux, 2.) DMF, 18 h, room temperature

2: 79 percent / pyridine, 4-dimethylaminopyridine / CH₂Cl₂ / 18 h / Ambient temperature

With pyridine; dmap; molecular sieve; di(n-butyl)tin oxide; cesium fluoride; In dichloromethane;
DOI:10.1016/S0040-4020(01)88191-6