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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1678198Generated: November 2, 2026

Hydrochloric Acid → HCID 86596814, compound

https://huagongshe.com/reaction/1678198

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantPiperazineHCID 4837—
ReactantHCID 86035946HCID 86035946—
ProductHCID 86596814HCID 8659681446%

Reaction Steps

1-(4-Butylphenyl)-2-chloro-1H-indole-3-carboxaldehyde is reacted with piperazine as described in Step 2 of Example 29 and subsequently treated with hydrochloric acid as described in Example 44 to afford 1-(4-butylphenyl)-2-(piperazin-1-yl)-1H-indole-3-carboxaldehyde hydrochloride (46% yield) as a cream solid. ESI/MS 362 (M+H); RT=3.02 min; NMR 10.13 (1H, s); 8.12 (1H, d, J=9 Hz); 7.48 (4H, s); 7.21 (2H, m);694(1H, d, J=9 Hz); 3.41 (4H, br m); 2.97 (4H, br m); 2.74 (2H, t); 1.64 (2H, p);1.37(2H, m); 0.97 (3H, t).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08008491B2
Source datasetuspto-grants-2011_08
ORD IDord-8e8407f62e5f4d66bfb9b82023f0662d
Source noteuspto-grants-2011_08