Tetrachlorophthalic Anhydride with CAS number 117-08-8 under the brand names MALLAK TCA. We manufacture and export this product used in the synthesis of nucleoside analogues with a specific structure as apoptosis inducing active compounds. Its similar names are Phthalic anhydride, tetrachloro-; 4,5,6,7-Tetrachloro-1,3-isobenzofurandione.
Tetrachlorophthalic
Anhydride 
Technical Data Sheet of Tetrachlorophthalic Anhydride
Revision No.: 1
Revision Date: 11 / 2018
| Product Name | Tetrachlorophthalic Anhydride |
| Molecular Formula | C8Cl4O3 |
| Molecular Weight | 285.9g/mol |
| CAS No | 117-08-8 |
Synonyms:
Phthalic anhydride, tetrachloro-; 4,5,6,7-Tetrachloro-1,3-isobenzofurandione; Niagathal;
1,3-Dioxy-4,5,6,7-tetrachloroisobenzofuran; 3,4,5,6-Tetrachlorophthalic Anhydride;
4,5,6,7-Tetrachloroisobenzofuran-1,3-dione; NSC 1484; Niagathal; Tetrachlorophthalic Acid Anhydride;
1,3-Dioxo-4,5,6,7-tetrachloroisobenzofuran; 3,4,5,6-Tetrachlorophthalic anhydride;
Tetrachlorophthalic acid anhydride; Tetrathal; 1,3-Isobenzofurandione; 4,5,6,7-tetrachloro-;
4,5,6,7-tetrachloroisobenzofuran-1,3-quinone; 1,3-Isobenzofurandione, 4,5,6,7-tetrachloro-
| Appearance | White Solid Powder |
| Odour | Slight characteristic odor |
| Purity (by G.C.) | 98.0% |
| Density | 1.49g/cm3 |
| Melting Point | 253-256°C |
| Boiling Point | 371ºC |
| Ignition temperature | No data available |
| Flash Point | 362ºC |
| Moisture (by K.F.) | No data available |
| Refractive Index | 1.656 |
| Water Solubility | Solubility in water: 0.8 mg/L (21°C). Soluble in Chloroform & DMSO. |
| Stability | Stable under normal conditions. |
| Tetrachlorophthalic Anhydride is used in the synthesis of nucleoside analogues with a specific structure as apoptosis inducing active compounds. |
| It is also used in the synthesis of carbonic anhydrase inhibitors. |
| Chlorinated Reactive Flame Retardant Intermediate. |
| Protection of amines as their tetrachlorophthalimide derivatives, by reaction with the anhydride in the presence of triethylamine, has been found to be useful in oligosaccharide chemistry. |
| Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage. |
| Packing in sealed plastic bags. |
| Packaging according to customer requirements (25kg, 50kg, & 100kg and more). |
Note: Information given in this technical data sheet is based on current knowledge and our laboratory evaluation; it is presented as per our opinion without any guarantee. Buyers must carry out their own tests and experiments to determine the suitability and completeness of our products for their use and application.
