Ethyl bromodifluoroacetate → HCID 67466965, compound

HRID 403222Notes

Reaction equation

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

Participants

Reactant 2

HCID 69585Ethyl bromodifluoroacetate

HCID 178465714HCID 178465714, compound

Product 1

HCID 67466965HCID 67466965, compound

Procedure

Starting from (R)-2-methyl-propane-2-sulfinic acid [1-(5-bromo-2,4-difluoro-phenyl)-eth-(E)-ylidene]-amide (intermediate A2E) and ethyl 2-bromo-2,2-difluoroacetate, the product (R)-3-(5-bromo-2,4-difluoro-phenyl)-2,2-difluoro-3-((R)-2-methyl-propane-2-sulfinylamino)-butyric acid ethyl ester was obtained as an orange oil. MS (ISP): m/z=462.1 [M+H]+ and 464.1 [M+2+H]+.

Sources & evidence

ORD record: ord-8ecd4a983cfc4d988bbbfb245e1e5c06
Source dataset: uspto-grants-2014_06
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US08748418B2

Reaction notes

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