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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2182262Generated: November 1, 2026

Formic Acid → HCID 22053518, compound

https://huagongshe.com/reaction/2182262

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormic AcidHCID 284—
ReactantFormaldehydeHCID 712—
Reactant1-pyridin-3-yl-1,4-diazepaneHCID 10654891—
SolventWaterHCID 962—
ProductHCID 22053518HCID 22053518—

Reaction Steps

A solution of 1-(3-pyridyl)-homopiperazine (0.42 g, 2.4 mmol), formic acid (3.3 g, 71.7 mmol), formaldehyde (2.1 g, 37%) and water (10 ml) was stirred at reflux for 15 h. The mixture was evaporated and sodium hydroxide (15 ml, 4 M) was added and the product was extracted two times with ethyl acetate (15 ml). The product was obtained as an oil. Yield 0.46 g, 100%.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06897219B2
Source datasetuspto-grants-2005_05
ORD IDord-63d9bc2d970546199ce60dee95b05400
Source noteuspto-grants-2005_05