2-Thiophenecarboxylic acid, tetrahydro-3-oxo-, methyl ester → Isopropyl 2-chloro-4-fluoro-5-{3-[2-(methoxycarbonyl)-4,5-dihydro-thien-3-yl]ureido}-benzoate
Reaction equation
[Cl:1][C:2]1[CH:13]=[C:12]([F:14])[C:11]([NH:15][C:16]([NH2:18])=[O:17])=[CH:10][C:3]=1[C:4]([O:6][CH:7]([CH3:9])[CH3:8])=[O:5].O=[C:20]1[CH2:24][CH2:23][S:22][CH:21]1[C:25]([O:27][CH3:28])=[O:26]>>[Cl:1][C:2]1[CH:13]=[C:12]([F:14])[C:11]([NH:15][C:16]([NH:18][C:20]2[CH2:24][CH2:23][S:22][C:21]=2[C:25]([O:27][CH3:28])=[O:26])=[O:17])=[CH:10][C:3]=1[C:4]([O:6][CH:7]([CH3:9])[CH3:8])=[O:5]Participants
3
Procedure
using isopropyl 2-chloro-4-fluoro-5-ureidobenzoate and methyl 3-oxotetrahydrothiophene-2-carboxylate there is obtained isopropyl 2-chloro-4-fluoro-5-{3-[2-(methoxycarbonyl)-4,5-dihydro-thien-3-yl]ureido}-benzoate, m.p. 161°-163° C.,
Sources & evidence
- ORD record
- ord-656a8a287c2e4338898cf2d9ae2dcdf0
- Source dataset
- uspto-grants-1988_05