2-Bromopropane → Difamilast

HRID 475640Notes

Reaction equation

[F:1][CH:2]([F:29])[O:3][C:4]1[CH:9]=[CH:8][C:7]([C:10]2[O:11][CH:12]=[C:13]([CH2:15][NH:16][C:17](=[O:27])[C:18]3[CH:23]=[CH:22][CH:21]=[CH:20][C:19]=3[O:24][CH2:25][CH3:26])[N:14]=2)=[CH:6][C:5]=1[OH:28].Br[CH:31]([CH3:33])[CH3:32]>>[F:29][CH:2]([F:1])[O:3][C:4]1[CH:9]=[CH:8][C:7]([C:10]2[O:11][CH:12]=[C:13]([CH2:15][NH:16][C:17](=[O:27])[C:18]3[CH:23]=[CH:22][CH:21]=[CH:20][C:19]=3[O:24][CH2:25][CH3:26])[N:14]=2)=[CH:6][C:5]=1[O:28][CH:31]([CH3:33])[CH3:32]

Participants

Reactant 2

HCID 63582-Bromopropane

HCID 68983382HCID 68983382, compound

Product 1

HCID 57855696Difamilast

Procedure

Using the compound obtained in Example 347 and 2-bromopropane, white powdery N-[2-(4-difluoromethoxy-3-isopropoxyphenyl)oxazol-4-ylmethyl]-2-ethoxybenzamide was obtained following the procedure of Example 348.

Sources & evidence

ORD record: ord-9a51953406214ff3a6ecdd73bafa15a7
Source dataset: uspto-grants-2014_01
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US08637559B2

Reaction notes

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