Hydroxyamine hydrochloride → (NE)-N-[3-(4-bromophenyl)-3-(4-chloro-2-fluorophenyl)-1-(2-methyl-4-pyridinyl)propylidene]hydroxylamine

HRID 1617607Notes

Reaction equation

[Br:1][C:2]1[CH:7]=[CH:6][C:5]([CH:8]([C:19]2[CH:24]=[CH:23][C:22]([Cl:25])=[CH:21][C:20]=2[F:26])[CH2:9][C:10]([C:12]2[CH:17]=[CH:16][N:15]=[C:14]([CH3:18])[CH:13]=2)=O)=[CH:4][CH:3]=1.Cl.[NH2:28][OH:29].C([O-])(O)=O.[Na+]>>[Br:1][C:2]1[CH:7]=[CH:6][C:5]([CH:8]([C:19]2[CH:24]=[CH:23][C:22]([Cl:25])=[CH:21][C:20]=2[F:26])[CH2:9]/[C:10](/[C:12]2[CH:17]=[CH:16][N:15]=[C:14]([CH3:18])[CH:13]=2)=[N:28]\[OH:29])=[CH:4][CH:3]=1

Participants

Reactant 3

HCID 443297Hydroxyamine hydrochloride

HCID 516892Sodium Bicarbonate

HCID 666667083-(4-Bromo-phenyl)-3-(4-chloro-2-fluoro-phenyl)-1-(2-methyl-pyridin-4-yl)-propan-1-one

Product 1

HCID 136166969(NE)-N-[3-(4-bromophenyl)-3-(4-chloro-2-fluorophenyl)-1-(2-methyl-4-pyridinyl)propylidene]hydroxylamine

Procedure

In analogy to example 1, step 2, 3-(4-bromo-phenyl)-3-(4-chloro-2-fluoro-phenyl)-1-(2-methyl-pyridin-4-yl)-propan-1-one was reacted with hydroxylamine hydrochloride in the presence of NaHCO3 to give the title compound containing 10% of the corresponding Z isomer as an off-white powder, MS (ESI+): m/z=448.9 [M+H]+.

Sources & evidence

ORD record: ord-7b887c5412cf4d12a7bae8306b6f9ef9
Source dataset: uspto-grants-2014_07
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US08765730B2

Reaction notes

Loading…