HuagongsheHuagongshe Chemistry Print Report · For research reference only
3-Methylbenzenesulphonyl chloride → 5-[3-(Benzyloxy)-4-methoxyphenyl]-4,4-dimethyl-2-{1-[(3-methylphenyl)sulfonyl]piperidin-4-yl}-2,4-dihydro-3H-pyrazol-3-one
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 3-Methylbenzenesulphonyl chloride | HCID 2734595 | — |
| Reactant | 5-[3-(benzyloxy)-4-methoxyphenyl]-4,4-dimethyl-2-piperidin-4-yl-2,4-dihydro-3H-pyrazol-3-one hydrochloride | HCID 66616511 | — |
| Product | 5-[3-(Benzyloxy)-4-methoxyphenyl]-4,4-dimethyl-2-{1-[(3-methylphenyl)sulfonyl]piperidin-4-yl}-2,4-dihydro-3H-pyrazol-3-one | HCID 67365063 | — |
Reaction Steps
The title compound is prepared analogously as described for GP1 using 5-[3-(benzyloxy)-4-methoxyphenyl]-4,4-dimethyl-2-(piperidin-4-yl)-2,4-dihydro-3H-pyrazol-3-one hydrochloride (compound B4*HCl) and 3-methylbenzenesulfonyl chloride as starting compounds. The crude product is purified by crystallization from methanol to yield the title compound.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08609848B2 |
| Source dataset | uspto-grants-2013_12 |
| ORD ID | ord-de85a41eaac640e89b6a64bdd0d3277c |
| Source note | uspto-grants-2013_12 |