The systematic name of 2-Pyrimidinecarboximidamide,hydrochloride (1:1) is pyrimidine-2-carboximidamide hydrochloride (1:1). With the CAS registry number 138588-40-6, it is also named as 2-Amidinopyrimidine hydrochloride. The product's categories are Nucleotides and Nucleosides; Pyrimidine; Bases & Related Reagents; Nucleotides. Besides, it is off-white powder. In addition, its molecular formula is C₅H₆N₄^.HCl  and its molecular weight is 158.59.

The other characteristics of 2-Pyrimidinecarboximidamide,hydrochloride (1:1) can be summarized as: (1)# of Rule of 5 Violations: 0; (2)ACD/BCF (pH 5.5): 1; (3)ACD/BCF (pH 7.4): 1; (4)ACD/KOC (pH 5.5): 4; (5)ACD/KOC (pH 7.4): 4; (6)#H bond acceptors: 4; (7)#H bond donors: 3; (8)#Freely Rotating Bonds: 1; (9)Polar Surface Area: 75.65 Å²; (10)Flash Point: 143.2 °C; (11)Melting Point: 180-183 °C; (12)Enthalpy of Vaporization: 56.52 kJ/mol; (13)Boiling Point: 313.1 °C at 760 mmHg; (14)Vapour Pressure: 0.000373 mmHg at 25 °C.

People can use the following data to convert to the molecule structure.
(1)SMILES: Cl.NC(=N)c1ncccn1
(2)InChI: InChI=1/C5H6N4.ClH/c6-4(7)5-8-2-1-3-9-5;/h1-3H,(H3,6,7);1H
(3)InChIKey: LZIYBABLVXXFGZ-UHFFFAOYAF
(4)Std. InChI: InChI=1S/C5H6N4.ClH/c6-4(7)5-8-2-1-3-9-5;/h1-3H,(H3,6,7);1H
(5)Std. InChIKey: LZIYBABLVXXFGZ-UHFFFAOYSA-N