The IUPAC name of Chloracetic anhydride is (2-chloroacetyl) 2-chloroacetate. With the CAS registry number 541-88-8, it is also named as Acetic acid, chloro-, anhydride. The product's category is Pharmaceutical Intermediates. It is brownish semi-transparent crystals which is soluble in ether and chloroform. Additionally, this chemical should be sealed in the container and stored in the cool and dry place. Keep away from acids and food chemicals.

The other characteristics of this product can be summarized as: (1)# of Rule of 5 Violations: 0; (2)#H bond acceptors: 3; (3)#H bond donors: 0; (4)#Freely Rotating Bonds: 4; (5)Polar Surface Area: 43.37 Å²; (6)Index of Refraction: 1.456; (7)Molar Refractivity: 32.08 cm³; (8)Molar Volume: 117.9 cm³; (9)Polarizability: 12.71×10^-24 cm³; (10)Surface Tension: 40.7 dyne/cm; (11)Enthalpy of Vaporization: 43.92 kJ/mol; (12)Boiling Point: 203 °C at 760 mmHg; (13)Vapour Pressure: 0.284 mmHg at 25°C; (14)Rotatable Bond Count: 4; (15)Exact Mass: 169.953749; (16)MonoIsotopic Mass: 169.953749; (17)Topological Polar Surface Area: 43.4; (18)Heavy Atom Count: 9; (19)Complexity: 109.

Uses ofChloracetic anhydride: It is used as intermediate. It also can react with 6-amino-2-methyl-3H-pyrimidin-4-one to get 2-chloro-N-(2-methyl-6-oxo-1,6-dihydro-pyrimidin-4-yl)-acetamide. This reaction needs solvent CHCl₃ by heating. The reaction time is 26 hours. The yield is 82%.

When you are using this chemical, please be cautious about it as the following:
It is not only toxic if swallowed, but also irritating to eyes, skin and respiratory system.. Besides, it can cause burns. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. After contact with skin, wash immediately with plenty of soap-suds. If you want to contact this product, you must wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)

People can use the following data to convert to the molecule structure. 
1. SMILES:ClCC(=O)OC(=O)CCl
2. InChI:InChI=1/C4H4Cl2O3/c5-1-3(7)9-4(8)2-6/h1-2H2
3. InChIKey:PNVPNXKRAUBJGW-UHFFFAOYAI