(S)-3-{2-[(S)-3-(4-Cyano-phenyl)-4,5-dihydro-isoxazol-5-yl]-acetylamino}-2-(3,5-dimethyl-isoxazole-4-sulfonylamino)-propionic acid methyl ester

Base Information

Chemical Name:(S)-3-{2-[(S)-3-(4-Cyano-phenyl)-4,5-dihydro-isoxazol-5-yl]-acetylamino}-2-(3,5-dimethyl-isoxazole-4-sulfonylamino)-propionic acid methyl ester
CAS No.:208120-00-7
Molecular Formula:C₂₁H₂₃N₅O₇S
Molecular Weight:489.509
Hs Code.:

(S)-3-{2-[(S)-3-(4-Cyano-phenyl)-4,5-dihydro-isoxazol-5-yl]-acetylamino}-2-(3,5-dimethyl-isoxazole-4-sulfonylamino)-propionic acid methyl ester

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Chemical Property of (S)-3-{2-[(S)-3-(4-Cyano-phenyl)-4,5-dihydro-isoxazol-5-yl]-acetylamino}-2-(3,5-dimethyl-isoxazole-4-sulfonylamino)-propionic acid methyl ester

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Technology Process of (S)-3-{2-[(S)-3-(4-Cyano-phenyl)-4,5-dihydro-isoxazol-5-yl]-acetylamino}-2-(3,5-dimethyl-isoxazole-4-sulfonylamino)-propionic acid methyl ester

There total 3 articles about (S)-3-{2-[(S)-3-(4-Cyano-phenyl)-4,5-dihydro-isoxazol-5-yl]-acetylamino}-2-(3,5-dimethyl-isoxazole-4-sulfonylamino)-propionic acid methyl 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:

: 80466-79-1
isoxazole-4-sulfonyl chloride

: 208120-00-7
(S)-3-{2-[(S)-3-(4-Cyano-phenyl)-4,5-dihydro-isoxazol-5-yl]-acetylamino}-2-(3,5-dimethyl-isoxazole-4-sulfonylamino)-propionic acid methyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 83 percent / Et₃N / CH₂Cl₂ / 18 h / Ambient temperature

2: 75 percent / 4 M HCl / dioxane / 4 h / Ambient temperature

3: TBTU, Et₃N / dimethylformamide / 18 h / Ambient temperature

With hydrogenchloride; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine; In 1,4-dioxane; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1021/jm980348t

Reference yield:

: 185536-65-6
methyl N²-(3,5-dimethylisoxazol-4-ylsulfonyl)-N³-Boc-(S)-2,3-diaminopropionate

: 208120-00-7
(S)-3-{2-[(S)-3-(4-Cyano-phenyl)-4,5-dihydro-isoxazol-5-yl]-acetylamino}-2-(3,5-dimethyl-isoxazole-4-sulfonylamino)-propionic acid methyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 75 percent / 4 M HCl / dioxane / 4 h / Ambient temperature

2: TBTU, Et₃N / dimethylformamide / 18 h / Ambient temperature

With hydrogenchloride; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine; In 1,4-dioxane; N,N-dimethyl-formamide;
DOI:10.1021/jm980348t

Reference yield:

: 170726-81-5
[3-(4-cyano-phenyl)-4,5-dihydro-isoxazol-5-yl]-acetic acid

: methyl N²-(3,5-dimethylisoxazol-4-ylsulfonyl)-(S)-2,3-diaminopropionate hydrochloride

: 208120-00-7
(S)-3-{2-[(S)-3-(4-Cyano-phenyl)-4,5-dihydro-isoxazol-5-yl]-acetylamino}-2-(3,5-dimethyl-isoxazole-4-sulfonylamino)-propionic acid methyl ester

Guidance literature:: With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine; In N,N-dimethyl-formamide; for 18h; Ambient temperature;
DOI:10.1021/jm980348t