5-Methyl-isoxazole-3-carboxylic acid {(S)-1-[(S)-1-{(S)-2-benzothiazol-2-yl-1-[(S)-1-(2,4-dimethoxy-benzyl)-2-oxo-pyrrolidin-3-ylmethyl]-2-hydroxy-ethylcarbamoyl}-2-(4-fluoro-phenyl)-ethylcarbamoyl]-2-methyl-propyl}-amide

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Chemical Name:5-Methyl-isoxazole-3-carboxylic acid {(S)-1-[(S)-1-{(S)-2-benzothiazol-2-yl-1-[(S)-1-(2,4-dimethoxy-benzyl)-2-oxo-pyrrolidin-3-ylmethyl]-2-hydroxy-ethylcarbamoyl}-2-(4-fluoro-phenyl)-ethylcarbamoyl]-2-methyl-propyl}-amide
CAS No.:325482-19-7
Molecular Formula:C₄₂H₄₇FN₆O₈S
Molecular Weight:814.935
Hs Code.:

5-Methyl-isoxazole-3-carboxylic acid {(S)-1-[(S)-1-{(S)-2-benzothiazol-2-yl-1-[(S)-1-(2,4-dimethoxy-benzyl)-2-oxo-pyrrolidin-3-ylmethyl]-2-hydroxy-ethylcarbamoyl}-2-(4-fluoro-phenyl)-ethylcarbamoyl]-2-methyl-propyl}-amide

Synonyms:5-Methyl-isoxazole-3-carboxylic acid {(S)-1-[(S)-1-{(S)-2-benzothiazol-2-yl-1-[(S)-1-(2,4-dimethoxy-benzyl)-2-oxo-pyrrolidin-3-ylmethyl]-2-hydroxy-ethylcarbamoyl}-2-(4-fluoro-phenyl)-ethylcarbamoyl]-2-methyl-propyl}-amide

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Chemical Property of 5-Methyl-isoxazole-3-carboxylic acid {(S)-1-[(S)-1-{(S)-2-benzothiazol-2-yl-1-[(S)-1-(2,4-dimethoxy-benzyl)-2-oxo-pyrrolidin-3-ylmethyl]-2-hydroxy-ethylcarbamoyl}-2-(4-fluoro-phenyl)-ethylcarbamoyl]-2-methyl-propyl}-amide

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Technology Process of 5-Methyl-isoxazole-3-carboxylic acid {(S)-1-[(S)-1-{(S)-2-benzothiazol-2-yl-1-[(S)-1-(2,4-dimethoxy-benzyl)-2-oxo-pyrrolidin-3-ylmethyl]-2-hydroxy-ethylcarbamoyl}-2-(4-fluoro-phenyl)-ethylcarbamoyl]-2-methyl-propyl}-amide

There total 6 articles about 5-Methyl-isoxazole-3-carboxylic acid {(S)-1-[(S)-1-{(S)-2-benzothiazol-2-yl-1-[(S)-1-(2,4-dimethoxy-benzyl)-2-oxo-pyrrolidin-3-ylmethyl]-2-hydroxy-ethylcarbamoyl}-2-(4-fluoro-phenyl)-ethylcarbamoyl]-2-methyl-propyl}-amide 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: 65.0%

: 39499-34-8
5-methyl-3-isoxazolyl chloride

: (S)-2-Amino-N-[(S)-1-{(S)-2-benzothiazol-2-yl-1-[(S)-1-(2,4-dimethoxy-benzyl)-2-oxo-pyrrolidin-3-ylmethyl]-2-hydroxy-ethylcarbamoyl}-2-(4-fluoro-phenyl)-ethyl]-3-methyl-butyramide

: 325482-19-7
5-Methyl-isoxazole-3-carboxylic acid {(S)-1-[(S)-1-{(S)-2-benzothiazol-2-yl-1-[(S)-1-(2,4-dimethoxy-benzyl)-2-oxo-pyrrolidin-3-ylmethyl]-2-hydroxy-ethylcarbamoyl}-2-(4-fluoro-phenyl)-ethylcarbamoyl]-2-methyl-propyl}-amide

Guidance literature:: With 2,4,6-trimethyl-pyridine; In dichloromethane; at 0 ℃; for 0.5h;
DOI:10.1016/S0960-894X(99)00587-9

Reference yield:

: 261615-07-0
(S)-2-tert-Butoxycarbonylamino-3-[(S)-1-(2,4-dimethoxy-benzyl)-2-oxo-pyrrolidin-3-yl]-propionic acid

: 325482-19-7
5-Methyl-isoxazole-3-carboxylic acid {(S)-1-[(S)-1-{(S)-2-benzothiazol-2-yl-1-[(S)-1-(2,4-dimethoxy-benzyl)-2-oxo-pyrrolidin-3-ylmethyl]-2-hydroxy-ethylcarbamoyl}-2-(4-fluoro-phenyl)-ethylcarbamoyl]-2-methyl-propyl}-amide

Guidance literature:: Multi-step reaction with 7 steps

1: 71 percent / NMM; isobutyl chloroformate / CH₂Cl₂ / 2 h / -20 - 23 °C

2: tetrahydrofuran / 4 h / -78 °C

3: 68 percent / NaBH₄ / ethanol / 0 °C

4: HCl / dioxane / 3 h / 23 °C

5: HATU; NMM / acetonitrile / 0.75 h / 0 °C

6: HCl / dioxane / 3 h / 23 °C

7: 65 percent / 2,4,6-collidine / CH₂Cl₂ / 0.5 h / 0 °C

With 4-methyl-morpholine; 2,4,6-trimethyl-pyridine; hydrogenchloride; sodium tetrahydroborate; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; isobutyl chloroformate; In tetrahydrofuran; 1,4-dioxane; ethanol; dichloromethane; acetonitrile; 1: Condensation / 2: Arylation / 3: Reduction / 4: Acidolysis / 5: Condensation / 6: Acidolysis / 7: Acylation;
DOI:10.1016/S0960-894X(99)00587-9

Reference yield:

: (S)-3-((S)-2-Amino-3-benzothiazol-2-yl-3-hydroxy-propyl)-1-(2,4-dimethoxy-benzyl)-pyrrolidin-2-one

: 325482-19-7
5-Methyl-isoxazole-3-carboxylic acid {(S)-1-[(S)-1-{(S)-2-benzothiazol-2-yl-1-[(S)-1-(2,4-dimethoxy-benzyl)-2-oxo-pyrrolidin-3-ylmethyl]-2-hydroxy-ethylcarbamoyl}-2-(4-fluoro-phenyl)-ethylcarbamoyl]-2-methyl-propyl}-amide

Guidance literature:: Multi-step reaction with 3 steps

1: HATU; NMM / acetonitrile / 0.75 h / 0 °C

2: HCl / dioxane / 3 h / 23 °C

3: 65 percent / 2,4,6-collidine / CH₂Cl₂ / 0.5 h / 0 °C

With 4-methyl-morpholine; 2,4,6-trimethyl-pyridine; hydrogenchloride; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; In 1,4-dioxane; dichloromethane; acetonitrile; 1: Condensation / 2: Acidolysis / 3: Acylation;
DOI:10.1016/S0960-894X(99)00587-9