HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
(E)-1-(3,4-dimethoxyphenyl)-3-(dimethylamino)-2-propen-1-one → Ethyl 7-(3,4-dimethoxyphenyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | (E)-1-(3,4-dimethoxyphenyl)-3-(dimethylamino)-2-propen-1-one | HCID 1481361 | — |
| Edukt | HCID 178469928 | HCID 178469928 | — |
| Lösungsmittel | Acetic Acid | HCID 176 | — |
| Produkt | Ethyl 7-(3,4-dimethoxyphenyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate | HCID 11393271 | — |
Reaktionsschritte
A mixture of 2.35 g. of 3-dimethylamino-3',4'-dimethyoxyacrylophenone and ethyl 3-aminopyrazole-4-carboxylate in 25 ml. of glacial acetic acid is refluxed for 20 hours and worked up to give the product, m.p. 148°-149° C.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US04178449 |
| Quelldatensatz | uspto-grants-1979_12 |
| ORD ID | ord-b0a7fa5754fb49b3844443a280d3ad17 |
| Quellennotiz | uspto-grants-1979_12 |