diisopropyl (3R,4S)-3-(3,4-dimethylbenzyl)-4-hydroxypyrazolidine-1,2-dicarboxylate

Base Information

Chemical Name:diisopropyl (3R,4S)-3-(3,4-dimethylbenzyl)-4-hydroxypyrazolidine-1,2-dicarboxylate
CAS No.:1374844-31-1
Molecular Formula:C₂₀H₃₀N₂O₅
Molecular Weight:378.469
Hs Code.:

Synonyms:diisopropyl (3R,4S)-3-(3,4-dimethylbenzyl)-4-hydroxypyrazolidine-1,2-dicarboxylate

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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 diisopropyl (3R,4S)-3-(3,4-dimethylbenzyl)-4-hydroxypyrazolidine-1,2-dicarboxylate

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Technology Process of diisopropyl (3R,4S)-3-(3,4-dimethylbenzyl)-4-hydroxypyrazolidine-1,2-dicarboxylate

There total 2 articles about diisopropyl (3R,4S)-3-(3,4-dimethylbenzyl)-4-hydroxypyrazolidine-1,2-dicarboxylate 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: 71.0%

: 2446-83-5
di-isopropyl azodicarboxylate

: 19938-01-3
3-(3,4-dimethylphenyl)propionaldehyde

: 70775-39-2,5367-24-8
dimethylsulfoxonium methylide

: 1374844-31-1
diisopropyl (3R,4S)-3-(3,4-dimethylbenzyl)-4-hydroxypyrazolidine-1,2-dicarboxylate

Guidance literature:: di-isopropyl azodicarboxylate; 3-(3,4-dimethylphenyl)propionaldehyde; With L-proline; In acetonitrile; at 0 ℃; for 3h;

dimethylsulfoxonium methylide; In dimethyl sulfoxide; acetonitrile; at -5 ℃; for 2h; optical yield given as %ee; enantioselective reaction;
DOI:10.1021/ol300739b