6,8-difluoro-2-(3-fluoro-4-pivaloylaminophenyl)-7-methylsulfonyl-5-pivaloylamino-4H-1-benzopyran-4-one

Base Information

Chemical Name:6,8-difluoro-2-(3-fluoro-4-pivaloylaminophenyl)-7-methylsulfonyl-5-pivaloylamino-4H-1-benzopyran-4-one
CAS No.:165180-11-0
Molecular Formula:C₂₆H₂₇F₃N₂O₆S
Molecular Weight:552.571
Hs Code.:

Synonyms:6,8-difluoro-2-(3-fluoro-4-pivaloylaminophenyl)-7-methylsulfonyl-5-pivaloylamino-4H-1-benzopyran-4-one

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Chemical Property of 6,8-difluoro-2-(3-fluoro-4-pivaloylaminophenyl)-7-methylsulfonyl-5-pivaloylamino-4H-1-benzopyran-4-one

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Technology Process of 6,8-difluoro-2-(3-fluoro-4-pivaloylaminophenyl)-7-methylsulfonyl-5-pivaloylamino-4H-1-benzopyran-4-one

There total 6 articles about 6,8-difluoro-2-(3-fluoro-4-pivaloylaminophenyl)-7-methylsulfonyl-5-pivaloylamino-4H-1-benzopyran-4-one 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: 94.0%

: sodium hydrogensulfite

: 165179-92-0
6,8-difluoro-2-(3-fluoro-4-pivaloylaminophenyl)-7-methylthio-5-pivaloylamino-4H-1-benzopyran-4-one

: 165180-11-0
6,8-difluoro-2-(3-fluoro-4-pivaloylaminophenyl)-7-methylsulfonyl-5-pivaloylamino-4H-1-benzopyran-4-one

Guidance literature:: With sodium chloride; sodium hydrogencarbonate; 3-chloro-benzenecarboperoxoic acid; In dichloromethane;

Reference yield: 94.0%

: 165179-92-0
6,8-difluoro-2-(3-fluoro-4-pivaloylaminophenyl)-7-methylthio-5-pivaloylamino-4H-1-benzopyran-4-one

: 165180-11-0
6,8-difluoro-2-(3-fluoro-4-pivaloylaminophenyl)-7-methylsulfonyl-5-pivaloylamino-4H-1-benzopyran-4-one

Guidance literature:: With 3-chloro-benzenecarboperoxoic acid; In dichloromethane; for 2h; Ambient temperature;
DOI:10.1021/jm970728z

Reference yield:

: 152835-78-4
ethyl 3,5-difluoro-6-(N-pivaloylamino)-2-(2-tetrahydropyranyloxy)benzoate

: 165180-11-0
6,8-difluoro-2-(3-fluoro-4-pivaloylaminophenyl)-7-methylsulfonyl-5-pivaloylamino-4H-1-benzopyran-4-one

Guidance literature:: Multi-step reaction with 4 steps

1: 1.) LDA / 1.) THF, hexane, -78 deg C, 2 h, 2.) THF, hexane, -78 deg C, 30 min

2: NaH / dioxane; toluene / 2 h / Heating

3: conc. aq. HCl / ethanol / 14 h / Ambient temperature

4: 94 percent / m-chloroperbenzoic acid / CH₂Cl₂ / 2 h / Ambient temperature

With hydrogenchloride; sodium hydride; 3-chloro-benzenecarboperoxoic acid; lithium diisopropyl amide; In 1,4-dioxane; ethanol; dichloromethane; toluene;
DOI:10.1021/jm970728z