2,2-Diphenylacetic acid
Diphenylacetic acid
CAS: 117-34-0
Molecular Formula: C14H12O2
2,2-Diphenylacetic acid - Names and Identifiers
| Name | Diphenylacetic acid |
| Synonyms | RARECHEM AL BO 1083 DIPHENYLACETIC ACID Diphenylacetic acid CARBOXYMETHANEDIPHENYL 2,2-Diphenylacetic Acid A-PHENYLPHENYLACETIC ACID MONOCARBOXYMETHANEDIPHENYL DIPHENYLMETHANECARBOXYLIC ACID Benzeneacetic acid, alpha-phenyl- DIPHENYLMETHANE-A-CARBOXYLIC ACID DIPHENYLMETHANE-ALPHA-CARBOXYLIC ACID |
| CAS | 117-34-0 |
| EINECS | 204-185-0 |
| InChI | InChI=1/C14H12O2/c15-14(16)13(11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10,13H,(H,15,16) |
| InChIKey | PYHXGXCGESYPCW-UHFFFAOYSA-N |
2,2-Diphenylacetic acid - Physico-chemical Properties
| Molecular Formula | C14H12O2 |
| Molar Mass | 212.24 |
| Density | 1,257 g/cm3 |
| Melting Point | 147-149°C(lit.) |
| Boling Point | 195°C 25mm |
| Flash Point | 195°C/25mm |
| Water Solubility | Slightly soluble in water(0.13g/L). |
| Solubility | 0.13g/l |
| Vapor Presure | 0.001Pa at 25℃ |
| Appearance | White crystal |
| Color | White to creamy-white |
| Merck | 14,3316 |
| BRN | 1910978 |
| pKa | 3.94(at 25℃) |
| PH | 3.8 (H2O, 20℃)(saturated solution) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.6000 (estimate) |
| MDL | MFCD00004251 |
| Physical and Chemical Properties | White crystals. Melting point 149 C, at 195 C (3.33kPa) sublimation. Soluble in hot water, hot ethanol, soluble in ether, chloroform, micro-soluble in cold water. |
| Use | For Organic synthesis |
2,2-Diphenylacetic acid - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R36/38 - Irritating to eyes and skin. R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S24/25 - Avoid contact with skin and eyes. S36/37 - Wear suitable protective clothing and gloves. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| WGK Germany | 2 |
| RTECS | AH2515000 |
| TSCA | Yes |
| HS Code | 29163900 |
| Hazard Class | IRRITANT |
2,2-Diphenylacetic acid - Introduction
Sublimation at 195 ℃(3.33kPa). Soluble in hot water, soluble in ethanol, ether, chloroform, slightly soluble in cold water.
Last Update：2022-10-16 17:12:24
2,2-Diphenylacetic acid - Reference Information
| LogP | 3.17 at 25℃ |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | for organic synthesis |
| Production method | is obtained by reduction of diphenylhydroxyacetic acid. |
Last Update：2024-04-09 21:11:58
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