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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1518372Generated: October 25, 2026

1-Phenylpiperazine → 3-(4-Methylpiperazin-1-yl)phenol

https://huagongshe.com/reaction/1518372

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-PhenylpiperazineHCID 7096—
Reactant1-(3-Hydroxyphenyl)piperazineHCID 2736597—
Reactantmethyl 2-(8-(benzo[d]thiazol-2-yl((2-(trimethylsilyl)ethoxy)methyl)carbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)-5-((4-phenylpiperazin-1-yl)methyl)thiazole-4-carboxylateHCID 59447670—
ReactantHCID 178499107HCID 178499107—
Product3-(4-Methylpiperazin-1-yl)phenolHCID 11011455—

Reaction Steps

Compound 87A was prepared in a similar manner to the synthesis of compound 62A by substituting compound 45C and phenylpiperazine with paraformahyde and 3-(piperazin-1-yl)phenol, respectively: 1H NMR (DMSO-d6): δ 9.07 (s, 1H), 6.94-6.98 (m, 1H), 6.36 (d, J=8.13, 2.4 Hz, 2H), 8.28-8.29 (m, 1H), 6.18-6.21 (m, 1H), 3.04-3.07 (m, 4H), 2.41-2.43 (m, 4H), 2.21 (s, 3H). ESI (+)/MS: 193 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08232273B2
Source datasetuspto-grants-2012_07
ORD IDord-1db435a09d5f493fa91f3a03b4cfc019
Source noteuspto-grants-2012_07