Dimethyl Sulfate → HCID 20130607, compound
Reaction equation
[Br:1][C:2]1[CH:13]=[C:12]([Cl:14])[C:11]([N:15]2[C:20](=[O:21])[C:19]3[CH2:22][CH2:23][CH2:24][C:18]=3[NH:17][C:16]2=[O:25])=[CH:10][C:3]=1[C:4]([O:6][CH:7]([CH3:9])[CH3:8])=[O:5].S(OC)(O[CH3:30])(=O)=O.[Na]>C(O)(C)C>[Br:1][C:2]1[CH:13]=[C:12]([Cl:14])[C:11]([N:15]2[C:20](=[O:21])[C:19]3[CH2:22][CH2:23][CH2:24][C:18]=3[N:17]([CH3:30])[C:16]2=[O:25])=[CH:10][C:3]=1[C:4]([O:6][CH:7]([CH3:9])[CH3:8])=[O:5]Participants
5
Reactant 3
Product 1
Reagents, catalysts & solvents 1
Procedure
using isopropyl 2-bromo-4-chloro-5-(1,2,4,5,6,7-hexahydro-2,4-dioxo-3H-cyclopenta[d]pyrimidin-3-yl)-benzoate and dimethyl sulphate with sodium isopropylate in isopropanol there is obtained isopropyl 2-bromo-4-chloro-5-(1,2,4,5,6,7-hexahydro-1-methyl-2,4-dioxo-3H-cyclopenta[d]pyrimidin-3-yl)-benzoate, 1H--NMR (CDCl3, 400 MHz) 7.86 ppm (s, 1H), 7.74 ppm (s, 1H), 5.23 ppm (m, 1H), 3.42 ppm (s, 3H), 2.96 ppm (m, 2H), 2.82 ppm (m, 2H), 2.18 ppm (m, 2H), 1.35 ppm (d, 6H),
Sources & evidence
- ORD record
- ord-bb8450b728044d09b5dc0a2ce89fd8f1
- Source dataset
- uspto-grants-1988_07
- Patent number
- US04760163
Reaction notes
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