HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Dicyclohexylcarbodiimide → 2-chloro-5-[3,6-dihydro-2,6-dioxo-3-methyl-4-trifluoromethyl-1(2H)-pyrimidinyl]-4-fluorophenyl 2-chloroethyl succinate
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Dicyclohexylcarbodiimide | HCID 10868 | — |
| Edukt | 1-methyl-6-trifluoromethyl-3-(4-chloro-2-fluoro-5-hydroxyphenyl)-2,4(1H,3H)-pyrimidinedione | HCID 11267757 | — |
| Edukt | Mono (2-chloroethyl) succinate | HCID 85549687 | — |
| Katalysator | 4-(Dimethylamino)pyridine | HCID 14284 | — |
| Lösungsmittel | Dichloromethane | HCID 6344 | — |
| Produkt | 2-chloro-5-[3,6-dihydro-2,6-dioxo-3-methyl-4-trifluoromethyl-1(2H)-pyrimidinyl]-4-fluorophenyl 2-chloroethyl succinate | HCID 53710020 | — |
Reaktionsschritte
using 3-(4-chloro-2-fluoro-5-hydroxyphenyl)-1-methyl-6-trifluoromethyl-2,4(1H,3H)-pyrimidinedione and mono (2-chloroethyl) succinate with N,N'-dicyclohexylcarbodiimide and 4-dimethylaminopyridine as the catalyst in methylene chloride there is obtained 2-chloro-5-[3,6-dihydro-2,6-dioxo-3-methyl-4-trifluoromethyl-1(2H) -pyrimidinyl]-4-fluorophenyl 2-chloroethyl succinate. m.p. 94°-96° C.;
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US04859229 |
| Quelldatensatz | uspto-grants-1989_08 |
| ORD ID | ord-ac41d5f73fe1424faedc0240e5fcae4b |
| Quellennotiz | uspto-grants-1989_08 |