482-05-3
Diphenic acid
CAS: 482-05-3
Molecular Formula: C14H10O4
482-05-3 - Names and Identifiers
| Name | Diphenic acid |
| Synonyms | Diphenic acid 2,2?Diphenit acid 2,2'-Diphenit acid 2,2'-DIPHENIC ACID 2,2'-BIBENZOIC ACID o-Phenyl Benzoic Acid 2,2'-DICARBOXYBIPHENYL 2,2'-DICARBOXY DIPHENYL biphenyl-2,2'-dicarboxylate 2,2-Biphenyldicarboxylic acid 2,2'-DIPHENYLDICARBOXYLIC ACID 2,2'-BIPHENYLDICARBOXYLIC ACID BIPHENYL-2,2'-DICARBOXYLIC ACID biphenyl-2,2'-dicarboxylic acid [1,1-Biphenyl]-2,2-dicarboxylic acid [1,1'-Biphenyl]-2,2'-dicarboxylic acid [1,1'-BIPHENYL]-2,2'-DICARBOXYLIC ACID Diphenic acid, (2,2?Biphenyldicarboxylic acid) |
| CAS | 482-05-3 |
| EINECS | 207-576-4 |
| InChI | InChI=1/C14H10O4/c15-13(16)11-7-3-1-5-9(11)10-6-2-4-8-12(10)14(17)18/h1-8H,(H,15,16)(H,17,18)/p-2 |
| InChIKey | GWZCCUDJHOGOSO-UHFFFAOYSA-N |
482-05-3 - Physico-chemical Properties
| Molecular Formula | C14H10O4 |
| Molar Mass | 242.23 |
| Density | 1.2695 (rough estimate) |
| Melting Point | 227-229°C(lit.) |
| Boling Point | 345.05°C (rough estimate) |
| Flash Point | 223.6°C |
| Water Solubility | insoluble (20 ºC) |
| Solubility | Soluble in water (0.1 g/l) |
| Vapor Presure | 6.65E-08mmHg at 25°C |
| Appearance | Powder |
| Color | White to Orange to Green |
| Merck | 14,3310 |
| BRN | 2053625 |
| pKa | pKa 3.20(H2O t=23.0) (Uncertain);5.06(H2O t=23.0) (Uncertain) |
| PH | 4-5 (H2O, 20℃) |
| Storage Condition | Store below +30°C. |
| Refractive Index | 1.5389 (estimate) |
| MDL | MFCD00002464 |
| Physical and Chemical Properties | The product is a thallus crystal. Melting point 232-233 °c. Soluble in ethanol, acetone, water-soluble. Can sublimate. |
| Use | Used as an intermediate in organic synthesis |
482-05-3 - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection S37 - Wear suitable gloves. |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29173980 |
482-05-3 - Introduction
Soluble in ethanol and acetone, slightly soluble in water. Can sublimate
Last Update：2022-10-16 17:25:23
482-05-3 - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | this product has the chemical reactivity of aromatic dibasic acid and can generate acid anhydride, ester, imide, amide, oxychloride, etc. The compound has the characteristics of heat resistance, cold resistance, alkali resistance, hydrophobicity, weather resistance, radiation resistance, etc., in addition to being used as a modifier for resin raw materials and engineering plastics, special coating modifiers, fiber modifiers, and special In addition to plasticizers, pressure-sensitive adhesive coating modifiers, fiber modifiers, special plasticizers, and pressure-sensitive adhesive modifiers, they can still become raw materials for rust inhibitors, medicines, dyes, pigments, and pesticides. Because coal tar is rich in phenanthrene resources, bibenzoic acid has certain application potential. Used as an intermediate in organic synthesis |
| production method | is obtained by oxidation of phenanthrene. |
| spontaneous combustion temperature | 390°C |
Last Update：2024-04-10 22:29:15
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