tert-butyl (3S)-5-oxo-1-[(1R)-1-phenylethyl]pyrrolidine-(3R)-carboxylate

Base Information

• Chemical Name: tert-butyl (3S)-5-oxo-1-[(1R)-1-phenylethyl]pyrrolidine-(3R)-carboxylate
• CAS No.: 915795-85-6
• Molecular Formula: C₁₇H₂₃NO₃
• Molecular Weight: 289.375

Synonyms:tert-butyl (3S)-5-oxo-1-[(1R)-1-phenylethyl]pyrrolidine-(3R)-carboxylate

Chemical Property of tert-butyl (3S)-5-oxo-1-[(1R)-1-phenylethyl]pyrrolidine-(3R)-carboxylate

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Technology Process of tert-butyl (3S)-5-oxo-1-[(1R)-1-phenylethyl]pyrrolidine-(3R)-carboxylate

There total 3 articles about tert-butyl (3S)-5-oxo-1-[(1R)-1-phenylethyl]pyrrolidine-(3R)-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:

7-[(7S)-7-amino-7-methyl-5-azaspiro[2.4]hept-5-yl]-6-fluoro-1-[(1R,2S)-2-fluorocyclopropyl]-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (915302-91-9) + 2-tert-butyl-1,3-diisopropylisourea (71432-55-8) → tert-butyl (3R)-5-oxo-1-[(1R)-1-phenylethyl]pyrrolidine-(3R)-carboxylate (915795-86-7) + tert-butyl (3S)-5-oxo-1-[(1R)-1-phenylethyl]pyrrolidine-(3R)-carboxylate (915795-85-6)

Guidance literature:

In dichloromethane; at 20 - 40 ℃; for 4h;

Reference yield:

2-tert-butyl-1,3-diisopropylisourea (71432-55-8) + (3RS)-1-<(R)-1-phenylethyl>-5-oxo-3-pyrrolidinecarboxylic acid (915302-94-2,96449-93-3,99735-44-1) → tert-butyl (3R)-5-oxo-1-[(1R)-1-phenylethyl]pyrrolidine-(3R)-carboxylate (915795-86-7) + tert-butyl (3S)-5-oxo-1-[(1R)-1-phenylethyl]pyrrolidine-(3R)-carboxylate (915795-85-6)

Guidance literature:

In dichloromethane; at 20 - 40 ℃; for 4h;

Reference yield:

O-tert-butyl-N,N'-diisopropylurea (847373-29-9) + (3RS)-1-<(R)-1-phenylethyl>-5-oxo-3-pyrrolidinecarboxylic acid (915302-94-2,96449-93-3,99735-44-1) → tert-butyl (3R)-5-oxo-1-[(1R)-1-phenylethyl]pyrrolidine-(3R)-carboxylate (915795-86-7) + tert-butyl (3S)-5-oxo-1-[(1R)-1-phenylethyl]pyrrolidine-(3R)-carboxylate (915795-85-6)

Guidance literature:

In dichloromethane; at 20 - 40 ℃; for 5h; Product distribution / selectivity; Heating / reflux;

upstream raw materials:

2-tert-butyl-1,3-diisopropylisourea

(3RS)-1-<(R)-1-phenylethyl>-5-oxo-3-pyrrolidinecarboxylic acid

O-tert-butyl-N,N'-diisopropylurea

7-[(7S)-7-amino-7-methyl-5-azaspiro[2.4]hept-5-yl]-6-fluoro-1-[(1R,2S)-2-fluorocyclopropyl]-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid

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