(R)-2-[(S)-1-(Diphenyl-phosphinothioyl)-pyrrolidin-2-yl]-4-isopropyl-4,5-dihydro-oxazole

Base Information

Chemical Name:(R)-2-[(S)-1-(Diphenyl-phosphinothioyl)-pyrrolidin-2-yl]-4-isopropyl-4,5-dihydro-oxazole
CAS No.:444901-97-7
Molecular Formula:C₂₂H₂₇N₂OPS
Molecular Weight:398.509
Hs Code.:

Synonyms:(R)-2-[(S)-1-(Diphenyl-phosphinothioyl)-pyrrolidin-2-yl]-4-isopropyl-4,5-dihydro-oxazole

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Chemical Property of (R)-2-[(S)-1-(Diphenyl-phosphinothioyl)-pyrrolidin-2-yl]-4-isopropyl-4,5-dihydro-oxazole

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Technology Process of (R)-2-[(S)-1-(Diphenyl-phosphinothioyl)-pyrrolidin-2-yl]-4-isopropyl-4,5-dihydro-oxazole

There total 12 articles about (R)-2-[(S)-1-(Diphenyl-phosphinothioyl)-pyrrolidin-2-yl]-4-isopropyl-4,5-dihydro-oxazole 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: 90.0%

: (S)-1-(Diphenyl-phosphinothioyl)-pyrrolidine-2-carboxylic acid ((S)-1-methoxy-2-methyl-propyl)-amide

: 444901-97-7
(R)-2-[(S)-1-(Diphenyl-phosphinothioyl)-pyrrolidin-2-yl]-4-isopropyl-4,5-dihydro-oxazole

Guidance literature:: With dmap; p-toluenesulfonyl chloride; In dichloromethane;
DOI:10.1016/S0040-4039(03)01561-2

Reference yield:

: 608533-93-3
(S)-1-(Diphenyl-phosphinothioyl)-pyrrolidine-2-carboxylic acid ((R)-1-hydroxymethyl-2-methyl-propyl)-amide

: 444901-97-7
(R)-2-[(S)-1-(Diphenyl-phosphinothioyl)-pyrrolidin-2-yl]-4-isopropyl-4,5-dihydro-oxazole

Guidance literature:: With methanesulfonyl chloride; triethylamine; In dichloromethane; at 0 - 20 ℃;
DOI:10.1016/S0040-4039(02)00346-5

Reference yield:

: 61057-98-5
(S)-1-(Diphenyl-phosphinothioyl)-pyrrolidine-2-carboxylic acid

: 444901-97-7
(R)-2-[(S)-1-(Diphenyl-phosphinothioyl)-pyrrolidin-2-yl]-4-isopropyl-4,5-dihydro-oxazole

Guidance literature:: Multi-step reaction with 3 steps

1: 68 percent / EDC; HOBT / CH₂Cl₂ / 20 °C

2: LiBH₄ / tetrahydrofuran / 0 - 20 °C

3: MsCl; Et₃N / CH₂Cl₂ / 0 - 20 °C

With lithium borohydride; benzotriazol-1-ol; methanesulfonyl chloride; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; triethylamine; In tetrahydrofuran; dichloromethane;
DOI:10.1016/S0040-4039(02)00346-5