The Hexanedioyl dichloride, with the CAS registry number 111-50-2 and EINECS registry number 203-876-4, is also called 1,4-Butanedicarbonyl chloride. It belongs to the product category of Industrial/Fine Chemicals. And it should be stored in the refrigerator. The molecular formula of the chemical is C₆H₈Cl₂O₂.

The characteristics of Hexanedioyl dichloride are as followings: (1)ACD/LogP: 1.52; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.52; (4)ACD/LogD (pH 7.4): 1.52; (5)ACD/BCF (pH 5.5): 8.48; (6)ACD/BCF (pH 7.4): 8.48; (7)ACD/KOC (pH 5.5): 160.75; (8)ACD/KOC (pH 7.4): 160.75; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 5; (12)Polar Surface Area: 34.14 Å²; (13)Index of Refraction: 1.46; (14)Molar Refractivity: 39.6 cm³; (15)Molar Volume: 144.5 cm³; (16)Polarizability: 15.7×10^-24cm³; (17)Surface Tension: 37.5 dyne/cm; (18)Density: 1.265 g/cm³; (19)Flash Point: 99.4 °C; (20)Enthalpy of Vaporization: 51.23 kJ/mol; (21)Boiling Point: 273.9 °C at 760 mmHg; (22)Vapour Pressure: 0.00557 mmHg at 25°C.

Preparation of Hexanedioyl dichloride: This chemical can be prepared by hexanedioic acid. The reaction will need reagent SOCl₂. The reaction time is 4 hours with temperature of 120°C, and the yield is about 81.2%. 

Uses of Hexanedioyl dichloride: It can react with 4-methyl-aniline to produce N,N'-di-p-tolyl-adipamide. This reaction will need reagent pyridine. The reaction time is 24 hours with temperature of 20°C, and the yield is about 67%.  

You should be cautious while dealing with this chemical. It reacts violently with water, and will liberates toxic gas. It is also harmful by inhalation, in contact with skin and if swallowed,  and may cause burns. Therefore, you had better take the following instructions: Keep container dry; Wear suitable protective clothing, gloves and eye/face protection; In case of contacting with eyes, rinse immediately with plenty of water and seek medical advice; In case of accident or if you feel unwell, seek medical advice immediately (show label where possible).

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: O=C(Cl)CCCCC(Cl)=O
(2)InChI: InChI=1/C6H8Cl2O2/c7-5(9)3-1-2-4-6(8)10/h1-4H2
(3)InChIKey: PWAXUOGZOSVGBO-UHFFFAOYAI