[(3R,4S)-4-(2-fluoro-5-methylphenyl)pyrrolidin-3-yl]carbamic acid tert-butyl ester

Base Information

Chemical Name:[(3R,4S)-4-(2-fluoro-5-methylphenyl)pyrrolidin-3-yl]carbamic acid tert-butyl ester
CAS No.:1351344-20-1
Molecular Formula:C₁₆H₂₃FN₂O₂
Molecular Weight:294.369
Hs Code.:

Synonyms:[(3R,4S)-4-(2-fluoro-5-methylphenyl)pyrrolidin-3-yl]carbamic acid tert-butyl ester

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Chemical Property of [(3R,4S)-4-(2-fluoro-5-methylphenyl)pyrrolidin-3-yl]carbamic acid tert-butyl ester

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Technology Process of [(3R,4S)-4-(2-fluoro-5-methylphenyl)pyrrolidin-3-yl]carbamic acid tert-butyl ester

There total 10 articles about [(3R,4S)-4-(2-fluoro-5-methylphenyl)pyrrolidin-3-yl]carbamic acid tert-butyl ester 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:

: 1351344-19-8
[(3R,4S)-1-benzyl-4-(2-fluoro-5-methylphenyl)pyrrolidin-3-yl]carbamic acid tert-butyl ester

: 1351344-20-1
[(3R,4S)-4-(2-fluoro-5-methylphenyl)pyrrolidin-3-yl]carbamic acid tert-butyl ester

Guidance literature:: With hydrogen; palladium 10% on activated carbon; In methanol; at 50 ℃; under 75007.5 Torr;

Reference yield:

: 93249-44-6
2-fluoro-5-methylbenzaldehyde

: 1351344-20-1
[(3R,4S)-4-(2-fluoro-5-methylphenyl)pyrrolidin-3-yl]carbamic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 7 steps

1: sodium hydroxide / water; methanol / 0.83 h / 0 - 20 °C

2: acetic anhydride / dmap / 19 h / 20 °C

3: trifluoroacetic acid / dichloromethane / 1.5 h / 10 - 20 °C

4: zinc; acetic acid / 1.5 h / 30 °C

5: triethylamine / tetrahydrofuran / 21 h / 0 - 20 °C

6: isopropyl alcohol; diethylamine; 2-Methylpentane / Resolution of racemate

7: hydrogen / palladium 10% on activated carbon / methanol / 50 °C / 75007.5 Torr

With hydrogen; acetic anhydride; acetic acid; triethylamine; trifluoroacetic acid; sodium hydroxide; zinc; dmap; palladium 10% on activated carbon; In tetrahydrofuran; methanol; 2-Methylpentane; dichloromethane; water; diethylamine; isopropyl alcohol;

Reference yield:

: 1351344-14-3
1-(2-fluoro-5-methylphenyl)-2-nitroethanol

: 1351344-20-1
[(3R,4S)-4-(2-fluoro-5-methylphenyl)pyrrolidin-3-yl]carbamic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: acetic anhydride / dmap / 19 h / 20 °C

2: trifluoroacetic acid / dichloromethane / 1.5 h / 10 - 20 °C

3: zinc; acetic acid / 1.5 h / 30 °C

4: triethylamine / tetrahydrofuran / 21 h / 0 - 20 °C

5: isopropyl alcohol; diethylamine; 2-Methylpentane / Resolution of racemate

6: hydrogen / palladium 10% on activated carbon / methanol / 50 °C / 75007.5 Torr

With hydrogen; acetic anhydride; acetic acid; triethylamine; trifluoroacetic acid; zinc; dmap; palladium 10% on activated carbon; In tetrahydrofuran; methanol; 2-Methylpentane; dichloromethane; diethylamine; isopropyl alcohol;