(2S,10S)-(+)-2,10-bis(p-bromophenyl)-1,11-bis(triphenylmethoxy)-3,6,9-trioxaundecane

Base Information

Chemical Name:(2S,10S)-(+)-2,10-bis(p-bromophenyl)-1,11-bis(triphenylmethoxy)-3,6,9-trioxaundecane
CAS No.:306281-96-9
Molecular Formula:C₅₈H₅₂Br₂O₅
Molecular Weight:988.856
Hs Code.:

Synonyms:(2S,10S)-(+)-2,10-bis(p-bromophenyl)-1,11-bis(triphenylmethoxy)-3,6,9-trioxaundecane

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Chemical Property of (2S,10S)-(+)-2,10-bis(p-bromophenyl)-1,11-bis(triphenylmethoxy)-3,6,9-trioxaundecane

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Technology Process of (2S,10S)-(+)-2,10-bis(p-bromophenyl)-1,11-bis(triphenylmethoxy)-3,6,9-trioxaundecane

There total 5 articles about (2S,10S)-(+)-2,10-bis(p-bromophenyl)-1,11-bis(triphenylmethoxy)-3,6,9-trioxaundecane 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: 84.0%

: 7460-82-4
diethylene glycol ditosylate

: 306281-93-6
(S)-(+)-1-(p-bromophenyl)-2-(triphenylmethoxy)ethanol

: 306281-96-9
(2S,10S)-(+)-2,10-bis(p-bromophenyl)-1,11-bis(triphenylmethoxy)-3,6,9-trioxaundecane

Guidance literature:: (S)-(+)-1-(p-bromophenyl)-2-(triphenylmethoxy)ethanol; With sodium hydride; In N,N-dimethyl-formamide; at 60 ℃; for 1h;

diethylene glycol ditosylate; In N,N-dimethyl-formamide; at 60 ℃; for 24h; Further stages.;

Reference yield:

: 76-83-5
trityl chloride

: 306281-96-9
(2S,10S)-(+)-2,10-bis(p-bromophenyl)-1,11-bis(triphenylmethoxy)-3,6,9-trioxaundecane

Guidance literature:: Multi-step reaction with 2 steps

1.1: 81 percent / DMAP / dimethylformamide / 15 h / 20 °C

2.1: NaH / dimethylformamide / 1 h / 60 °C

2.2: 84 percent / dimethylformamide / 24 h / 60 °C

With dmap; sodium hydride; In N,N-dimethyl-formamide;

Reference yield:

: 92093-23-7
1-(4-bromophenyl)ethane-1,2-diol

: 306281-96-9
(2S,10S)-(+)-2,10-bis(p-bromophenyl)-1,11-bis(triphenylmethoxy)-3,6,9-trioxaundecane

Guidance literature:: Multi-step reaction with 4 steps

1.1: 24 percent / lipase QL / acetonitrile; diisopropyl ether / 48 h / 30 °C

2.1: 74 percent / aq. K₂CO₃ / methanol / 1.5 h / 20 °C

3.1: 81 percent / DMAP / dimethylformamide / 15 h / 20 °C

4.1: NaH / dimethylformamide / 1 h / 60 °C

4.2: 84 percent / dimethylformamide / 24 h / 60 °C

With dmap; Lipase QL; sodium hydride; potassium carbonate; In methanol; di-isopropyl ether; N,N-dimethyl-formamide; acetonitrile;