4-Amino-3,5-dichloro-2,6-difluoropyridine

The 4-Amino-3,5-dichloro-2,6-difluoropyridine, with the CAS registry number 2840-00-8 and EINECS registry number 220-630-1, has the systematic name of 3,5-dichloro-2,6-difluoropyridin-4-amine. It is a kind of white to light yellow crystal powder, and belongs to the product category of pyridine. And the molecular formula of this chemical is C₅H₂Cl₂F₂N₂. What's more, it should be stored in the refrigerator.

The physical properties of 4-Amino-3,5-dichloro-2,6-difluoropyridine are as following: (1)ACD/LogP: 3.89; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.89; (4)ACD/LogD (pH 7.4): 3.89; (5)ACD/BCF (pH 5.5): 534.08; (6)ACD/BCF (pH 7.4): 534.08; (7)ACD/KOC (pH 5.5): 3119.07; (8)ACD/KOC (pH 7.4): 3119.07; (9)#H bond acceptors: 2; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 16.13 Å²; (13)Index of Refraction: 1.567; (14)Molar Refractivity: 38.35 cm³; (15)Molar Volume: 117.2 cm³; (16)Polarizability: 15.2×10^-24cm³; (17)Surface Tension: 50.9 dyne/cm; (18)Density: 1.697 g/cm³; (19)Flash Point: 124.2 °C; (20)Enthalpy of Vaporization: 52.05 kJ/mol; (21)Boiling Point: 281.7 °C at 760 mmHg; (22)Vapour Pressure: 0.0035 mmHg at 25°C.

Uses of 4-Amino-3,5-dichloro-2,6-difluoropyridine: It can react with 1,3,5-trimethyl-benzene to produce 3,5-dichloro-2,6-difluoro-4-(2,4,6-trimethylphenylazo)-pyridine. This reaction will need reagent sodium nitrite, and the solvent liquid HF. And the yield is about 81%.

You should be cautious while dealing with this chemical. It irritates eyes, respiratory system and skin, and it is harmful in contact with skin and if swallowed. What's more, it is t oxic to aquatic organisms, and may cause long-term adverse effects in the aquatic environment. Therefore, you had better take the following instructions: Wear suitable protective clothing, gloves and eye/face protection, and in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice; Avoid release to the environment. Refer to special instructions safety data sheet. 

You can still convert the following datas into molecular structure:
(1)SMILES: Clc1c(N)c(Cl)c(F)nc1F
(2)InChI: InChI=1/C5H2Cl2F2N2/c6-1-3(10)2(7)5(9)11-4(1)8/h(H2,10,11)
(3)InChIKey: BEGINUFBBRTGBH-UHFFFAOYAU