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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1742357Generated: October 26, 2026

3,4-Diaminopyridine → HCID 178441556, compound

https://huagongshe.com/reaction/1742357

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,4-DiaminopyridineHCID 5918—
ReactantPentanoic AcidHCID 7991—
ProductHCID 178441556HCID 17844155699.6%

Reaction Conditions

Temperature70 °C

Reaction Steps

A mixture of 3 g of 3,4-diamino-pyridine and 8.28 g of valeric acid was heated to 70° C. for 18 hours and the reaction medium was chromatographed on silica (eluant: ethyl acetate methanol (8-2)) to obtain 4.8 g of the expected product which was used as is for the following step.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05338756
Source datasetuspto-grants-1994_08
ORD IDord-afe474e3a826471a809305f0c50d249b
Source noteuspto-grants-1994_08