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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 387032Generated: October 30, 2026

Diisopropylethylamine → 1-(3-(1-tert-butyl-5-(4-methoxyphenyl)-1H-pyrazol-3-yl)propyl)-4-(4-chlorophenyl)piperazine

https://huagongshe.com/reaction/387032

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
Reactant1-(4-Chlorophenyl)piperazineHCID 97478—
ReactantSodium triacetoxyborohydrideHCID 5049666—
Reactant3-(1-tert-butyl-5-(4-methoxyphenyl)-1H-pyrazol-3-yl)propanalHCID 86639919—
Product1-(3-(1-tert-butyl-5-(4-methoxyphenyl)-1H-pyrazol-3-yl)propyl)-4-(4-chlorophenyl)piperazineHCID 25065876—

Reaction Steps

82 mg (55%) of target compound was obtained by using a method same as in Example 1 by using 3-(1-tert-butyl-5-(4-methoxyphenyl)-1H-pyrazol-3-yl)propanal (85 mg, 0.297 mmol), 1-(4-chlorophenyl)piperazine (80 mg, 0.297 mmol), DIPEA (0.078 mL, 0.446 mmol) and NaBH(OAc)3 (189 mg, 0.891 mmol).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08372844B2
Source datasetuspto-grants-2013_02
ORD IDord-4157354e76b44a96979a488d700d920c
Source noteuspto-grants-2013_02