Potassium Bromide → Ethyl 1-(4-fluorophenyl)-4-(methylthio)-2-[4-(methylthio)phenyl]-6-oxo-1,6-dihydropyrimidine-5-carboxylate

HRID 901930Notes

Reaction equation

HRID 901930 reaction equation
CS[C:3](=[C:6]([C:12]([O:14]CC)=O)[C:7]([O:9][CH2:10][CH3:11])=[O:8])[S:4][CH3:5].[F:17][C:18]1[CH:23]=[CH:22][C:21]([NH:24][C:25]([C:27]2[CH:32]=[CH:31][C:30]([S:33][CH3:34])=[CH:29][CH:28]=2)=[NH:26])=[CH:20][CH:19]=1.[K+].[Br-]>>[F:17][C:18]1[CH:23]=[CH:22][C:21]([N:24]2[C:12](=[O:14])[C:6]([C:7]([O:9][CH2:10][CH3:11])=[O:8])=[C:3]([S:4][CH3:5])[N:26]=[C:25]2[C:27]2[CH:32]=[CH:31][C:30]([S:33][CH3:34])=[CH:29][CH:28]=2)=[CH:20][CH:19]=1

Participants

4

Reactant 3

HCID 253877Potassium BromideHCID 35647452-(Bis-methylsulfanyl-methylene)-HCID 178503195HCID 178503195, compound

Product 1

HCID 59700893Ethyl 1-(4-fluorophenyl)-4-(methylthio)-2-[4-(methylthio)phenyl]-6-oxo-1,6-dihydropyrimidine-5-carboxylateYield 15.7%

Procedure

The title compound was prepared from diethyl [bis(methylthio)methylene]malonate (0.88 g, 3.3 mmol) and N-(4-fluorophenyl)-4-(methylthio)benzenecarboximidamide (0.87 g, 3.3 mmol) (prepared according to the procedure described in preparation 5) by following the procedure described in example 41 (0.22 g, yield 15.7%, mp 151-155° C., purity 99.72% by HPLC). 1H-NMR (CDCl3):δ 1.37-1.40 (t, 3H), 2.45 (s, 3H), 2.55 (s, 3H), 4.38-4.43 (q, 2H), 7.02-7.07 (m, 4H), 7.11-7.14 (m, 2H), 7.22-7.26 (m, 2H). IR (KBr) cm−1: 3360, 3072, 2978, 2924, 1694 (—C═O). MS m/z:431.2 (M+).

Workup

  1. customprepared
  2. customdescribed in preparation 5)

Sources & evidence

ORD record
ord-32c92ef631ea4b1f8345cb8543d050f2
Source dataset
uspto-grants-2008_04
Patent number
US07365069B2

Reaction notes

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