3,5-difluoro-2-hydroxybenzaldehyde → HCID 136102567, compound

HRID 1993447Notes

Reaction equation

HRID 1993447 reaction equation
[N:1]1([C:7]2[N:12]=[CH:11][NH:10][C:9](=[O:13])[CH:8]=2)[CH2:6][CH2:5][NH:4][CH2:3][CH2:2]1.[F:14][C:15]1[CH:22]=[C:21]([F:23])[CH:20]=[C:17]([CH:18]=O)[C:16]=1[OH:24]>>[F:14][C:15]1[C:16]([OH:24])=[C:17]([CH:20]=[C:21]([F:23])[CH:22]=1)[CH2:18][N:4]1[CH2:5][CH2:6][N:1]([C:7]2[N:12]=[CH:11][NH:10][C:9](=[O:13])[CH:8]=2)[CH2:2][CH2:3]1

Participants

3

Reactant 2

HCID 27793743,5-difluoro-2-hydroxybenzaldehydeHCID 1361025406-piperazin-1-yl-3H-pyrimidin-4-one2×

Product 1

HCID 136102567HCID 136102567, compound

Procedure

6-[4-(3,5-Difluoro-2-hydroxy-benzyl)-piperazin-1-yl]-3H-pyrimidin-4-one was prepared using Procedure B from 6-piperazin-1-yl-3H-pyrimidin-4-one (Intermediate 4) and 3,5-difluorosalicylaldehyde (available from Aldrich). 1H NMR (400 MHz, DMSO-d6) δ 3.48-3.53 (m, 4H), 3.67 (s, 2H), 5.27 (s, 1H), 6.89-6.91 (m, 1H), 7.09-7.13 (m, 1H), 7.89 (s, 1H), 11.64 (br s, 1H). Mass spectrum (ES) MH+=323.

Sources & evidence

ORD record
ord-39796a77f4f14f8b84206dfb817784bd
Source dataset
uspto-grants-2010_01
Patent number
US07652013B2

Reaction notes

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