| Chemistry name: | p-toluylic acid; 4-methylbenzoic acid |
| M Formula: | C6H4CH3COOH. |
| Chemistry structure: |
|
| Properties: | |
| Transparent crystals. Mp 180C, bp 275C, ionization constant 4.3 × 10−5. Slightly soluble in water; soluble in alcohol and ether. Combustible. | |
| Derivation: | |
| By treating cymene or turpentine with nitric acid. | |
| Use: | |
| Agricultural chemicals, animal feed supplement. | |