(3S,5S)-isopropyl 5-((tert-butyldiphenylsilyloxy)methyl)-2-formyl-5-methyl-1-(thiophene-2-carbonyl)pyrazolidine-3-carboxylate

Base Information

Chemical Name:(3S,5S)-isopropyl 5-((tert-butyldiphenylsilyloxy)methyl)-2-formyl-5-methyl-1-(thiophene-2-carbonyl)pyrazolidine-3-carboxylate
CAS No.:1040396-50-6
Molecular Formula:C₃₁H₃₈N₂O₅SSi
Molecular Weight:578.805
Hs Code.:

Synonyms:(3S,5S)-isopropyl 5-((tert-butyldiphenylsilyloxy)methyl)-2-formyl-5-methyl-1-(thiophene-2-carbonyl)pyrazolidine-3-carboxylate

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Chemical Property of (3S,5S)-isopropyl 5-((tert-butyldiphenylsilyloxy)methyl)-2-formyl-5-methyl-1-(thiophene-2-carbonyl)pyrazolidine-3-carboxylate

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Technology Process of (3S,5S)-isopropyl 5-((tert-butyldiphenylsilyloxy)methyl)-2-formyl-5-methyl-1-(thiophene-2-carbonyl)pyrazolidine-3-carboxylate

There total 1 articles about (3S,5S)-isopropyl 5-((tert-butyldiphenylsilyloxy)methyl)-2-formyl-5-methyl-1-(thiophene-2-carbonyl)pyrazolidine-3-carboxylate 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: 99.0%

: 1040396-56-2
(3S,5S)-isopropyl 5-((tert-butyldiphenylsilyloxy)methyl)-5-methyl-1-(thiophene-2-carbonyl)pyrazolidine-3-carboxylate

: 2258-42-6
formyl acetic anhydride

: 1040396-50-6
(3S,5S)-isopropyl 5-((tert-butyldiphenylsilyloxy)methyl)-2-formyl-5-methyl-1-(thiophene-2-carbonyl)pyrazolidine-3-carboxylate

Guidance literature:: In dichloromethane; at 0 - 20 ℃; Inert atmosphere;
DOI:10.1021/ol8011869

Reference yield: 73.0%

: 1040396-50-6
(3S,5S)-isopropyl 5-((tert-butyldiphenylsilyloxy)methyl)-2-formyl-5-methyl-1-(thiophene-2-carbonyl)pyrazolidine-3-carboxylate

: 1040396-51-7
(2S,4S)-isopropyl 5-(tert-butyldiphenylsilyloxy)-2-formamido-4-methyl-4-(thiophene-2-carboxamido)pentanoate

Guidance literature:: With samarium diiodide; isopropyl alcohol; In tetrahydrofuran; at -78 ℃; for 0.5h; Inert atmosphere;
DOI:10.1021/ol8011869