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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2416529Generated: November 2, 2026

4-(1H-Pyrazol-1-yl)benzaldehyde → (2E)-3-(5-pyrazinyl-3-thienyl)-2-propenal

https://huagongshe.com/reaction/2416529

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(1H-Pyrazol-1-yl)benzaldehydeHCID 2776477—
Reactant5-Pyrazinyl-3-thiophenecarboxaldehydeHCID 86590275—
Product(2E)-3-(5-pyrazinyl-3-thienyl)-2-propenalHCID 86590276—

Reaction Steps

The title compound is prepared by a procedure analogous to Reference Example 30 by substituting 5-pyrazinyl-3-thiophenecarboxaldehyde (prepared as described in Reference Example 95) for the 4-(1H-pyrazol-1-yl)-benzaldehyde of Reference Example 30. MS 217 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06825170B2
Source datasetuspto-grants-2004_11
ORD IDord-0b63625dc56245ee94768f51141b5d87
Source noteuspto-grants-2004_11