The 2,4-Dichloropyrido[2,3-d]pyrimidine, with the CAS registry number 126728-20-9, is also called Pyrido[2,3-d]pyrimidine, 2,4-dichloro-, and it should be stored at dry and cool environment. The molecular formula of the chemical is C₇H₃Cl₂N₃.

The characteristics of 2,4-Dichloropyrido[2,3-d]pyrimidine are as followings: (1)ACD/LogP: 2.16; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2; (4)ACD/LogD (pH 7.4): 2; (5)ACD/BCF (pH 5.5): 9; (6)ACD/BCF (pH 7.4): 9; (7)ACD/KOC (pH 5.5): 174; (8)ACD/KOC (pH 7.4): 174; (9)#H bond acceptors: 3; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 38.67 Å²; (13)Index of Refraction: 1.682; (14)Molar Refractivity: 48.159 cm³; (15)Molar Volume: 127.122 cm³; (16)Polarizability: 19.092×10^-24cm³; (17)Surface Tension: 68.18 dyne/cm; (18)Density: 1.573 g/cm³.

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: Clc2nc(Cl)nc1ncccc12
(2)InChI: InChI=1/C7H3Cl2N3/c8-5-4-2-1-3-10-6(4)12-7(9)11-5/h1-3H
(3)InChIKey: QSNSZGYDLUPWSV-UHFFFAOYAJ