2-Ethylbenzoic acid → 5-(3,4-Dimethoxyphenyl)-2-{1-[(2-ethylphenyl)carbonyl]piperidin-4-yl}-4,4-dimethyl-2,4-dihydro-3H-pyrazol-3-one

Beteiligte Stoffe

Rolle	Name	HCID	Einwaage
Edukt	2-Ethylbenzoic acid	HCID 34170	—
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)-2-{1-[(2-ethylphenyl)carbonyl]piperidin-4-yl}-4,4-dimethyl-2,4-dihydro-3H-pyrazol-3-one	HCID 67364156	—

Reaktionsschritte

The title compound is prepared analogously as described for GP3 using 5-(3,4-dimethoxyphenyl)-4,4-dimethyl-2-(piperidin-4-yl)-2,4-dihydro-3H-pyrazol-3-one (compound B1) and 2-ethylbenzoic acid 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-fb233dc53dcf4b7889ab4b07e7fa7356
Quellennotiz	uspto-grants-2016_05