The 2,4-Dichloro-5-aminopyrimidine, with the CAS registry number 5177-27-5, has the systematic name and IUPAC name of 1,3,5-triazinane-2,4,6-trithione. And the molecular formula of this chemical is C₃H₃N₃S₃. It is a yellow amorphous powder, and used as curing ingredient in the manufacture of acrylate rubber.

The physical properties of 2,4-Dichloro-5-aminopyrimidine are as following: (1)ACD/LogP: -0.39; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.45; (4)ACD/LogD (pH 7.4): -1.45; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 12.77; (8)ACD/KOC (pH 7.4): 1.27; (9)#H bond acceptors: 3; (10)#H bond donors: 3; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 105.99 Å²; (13)Index of Refraction: 1.902; (14)Molar Refractivity: 46.18 cm³; (15)Molar Volume: 99 cm³; (16)Polarizability: 18.3×10^-24cm³; (17)Surface Tension: 147.4 dyne/cm; (18)Density: 1.78 g/cm³; (19)Flash Point: 100.5 °C; (20)Enthalpy of Vaporization: 47.95 kJ/mol; (21)Boiling Point: 242.5 °C at 760 mmHg; (22)Vapour Pressure: 0.0338 mmHg at 25°C.

Uses of 2,4-Dichloro-5-aminopyrimidine: It can react with sulfuric acid dimethyl ester to produce 2,4,6-tris-methylsulfanyl-[1,3,5]triazine. This reaction will need reagent NaOH, and the solvent H₂O. And the yield is about 95%.

You should be cautious while dealing with this chemical. It irritates eyes, respiratory system and skin. Therefore, you had better take the following instructions: Wear suitable protective clothing, and in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice; Avoid contact with skin and eyes.

You can still convert the following datas into molecular structure:
(1)SMILES: S=C1NC(=S)NC(=S)N1
(2)InChI: InChI=1/C3H3N3S3/c7-1-4-2(8)6-3(9)5-1/h(H3,4,5,6,7,8,9)
(3)InChIKey: WZRRRFSJFQTGGB-UHFFFAOYAY

The toxicity data is as follows: