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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 721991Generated: October 26, 2026

Pyridine-2-carboximidamide hydrochloride → HCID 178515631, compound

https://huagongshe.com/reaction/721991

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridine-2-carboximidamide hydrochlorideHCID 12403615—
Reactant4-Chloropyridine-2-carboximidamide hydrochlorideHCID 21882000—
Reactant6-(4-chloro-2-pyridinyl)-2-pyridin-2-yl-1H-pyrimidin-4-oneHCID 178515630—
ProductHCID 178515631HCID 178515631—

Reaction Steps

The procedure is as described in the case of 6-(4-chloropyrid-2-yl)-2-pyrid-2-yl-pyrimidin-4-ol (ligand PM1) in Example 3 except that, instead of 2-amidinopyridine hydrochloride, the 2-amidino-4-chloropyridine hydrochloride from Example 8 is used. After recrystallisation from DMSO, 2,6-bis(4-chloropyrid-2-yl)-pyrimidin-4-ol (ligand PM5) is obtained in the form of a colourless solid. 1H-NMR (360 MHz, DMSO-d6): 12.53 (br s, 1H); 8.74 (d, J=5.0 Hz, 1H); 8.74 (s, 1H); 8.71 (d, J=5.0 Hz, 1H); 8.64 (d, J=2.3 Hz, 1H); 7.83 (dd, J=5.0, 2.3 Hz, 1H); 7.71 (dd, J=5.0, 2.3 Hz, 1H); 7.30 (s, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07138363B2
Source datasetuspto-grants-2006_11
ORD IDord-49718e6305944db88c08339234846550
Source noteuspto-grants-2006_11