HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
1-Naphthalenesulfonyl chloride → 5-(3,4-Dimethoxyphenyl)-4,4-dimethyl-2-[1-(naphthalen-1-ylsulfonyl)piperidin-4-yl]-2,4-dihydro-3H-pyrazol-3-one
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | 1-Naphthalenesulfonyl chloride | HCID 66560 | — |
| Edukt | 5-(3,4-dimethoxyphenyl)-4,4-dimethyl-2-piperidin-4-yl-2,4-dihydro-3H-pyrazol-3-one hydrochloride | HCID 66616406 | — |
| Produkt | 5-(3,4-Dimethoxyphenyl)-4,4-dimethyl-2-[1-(naphthalen-1-ylsulfonyl)piperidin-4-yl]-2,4-dihydro-3H-pyrazol-3-one | HCID 46202393 | — |
Reaktionsschritte
The title compound is prepared analogously as described for GP1 using 5-(3,4-dimethoxyphenyl)-4,4-dimethyl-2-(piperidin-4-yl)-2,4-dihydro-3H-pyrazol-3-one hydrochloride (compound B1*HCl) and naphthalene-1-sulfonyl chloride as starting compounds. The crude product is purified by crystallization from methanol to yield the title compound.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US09340522B2 |
| Quelldatensatz | uspto-grants-2016_05 |
| ORD ID | ord-1d6a6981546a44aeb632eaec69e325ab |
| Quellennotiz | uspto-grants-2016_05 |