Ortho-Phthaloyl Chloride (OPC) is a difunctional acid chloride, whose liquid form makes it convenient in many products. OPC is used to provide color stability in anhydrides, as a component in ceramic mold binders, in reverse osmosis membranes, in the preparation of high-temperature catalysts, and as a specialty chemical ingredient. DuPont OPC is a clear yellow liquid available in drums to customers worldwide.
Purity: 95% minimum
Appearance: Clear, yellow liquid
| Property |
Typical Value |
|
| CAS Registry Number |
88-95-9 |
| CAS Name |
1,2-Benzenedicarbonyl dichloride |
| Molecular Formula |
C6H4(COCl)2 |
| Molecular Weight |
203.0 |
| Specific Gravity at 25°C (77°F) |
1.414 |
| Boiling Point (760 mmHg), °C (°F) |
269 (516) |
| Melting Point Range, °C (°F) |
15–16 (59–61) |
| Flash Point, COC |
None to boiling |
| Solubility in Water |
Reacts |
| Solubility in Ether |
Soluble |
|
*These properties are drawn from various DuPont and other literature sources. DuPont does not make any warranty, express or implied, that future production will demonstrate these typical properties.
OPC is a corrosive liquid, available in 600 lb net polyethylene drums.
For pricing, product questions, or to place an order, please contact us.
The information set forth herein is furnished free of charge and is based on technical data that DuPont believes to be reliable. It is intended for use by persons having technical skill and at their own discretion and risk. We make no warranties,
express or implied, and assume no liability in connection with any use of this information.
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