Isophthalic Acid
Product Description
| Product | Isophthalic Acid |
| CAS | 121-91-5 |
| Formula | C6H4(COOH)2 |
| Synonym | Acide isophtalique, 1,3-Benzenedicarboxylic acid |
Typical Product Specifications
| Slightly Soluble | in hot water |
| C2H5Na0 | (Formic Acid) --- 675-677 |
| Moisture Wt% | 0.1 Max |
| 15 ppm | 15 ppm Max |
| Isophthalic Acid (wt %) | 99.8 Min |
| 3-Carboxy Benzaldehyde | 25 ppm Max |
| Metatoulic Acid | 152 Max |
| CO | 1.0 ppm Max |
| Mn Content | 1.0 ppm Max |
| Iron | 1.0 ppm Max |
| Color | colorless crystal powder |
| Insolubility | in benzene, petrol. ether |
| Melting Point | 300 c, sublimes |
| Molecular weight | 166.14 |
| Solubility | alcohol, acetic acid, oxygenated solvs. |
| Chemical Structure | ![]() |
| Class | Petrochemicals, Plastic Additives |
| Industry | Resin & Coating, Plastics, Functional Polymers |

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