4-Chlorocinnamic acid, also known as p-chlorocinnamic acid, is colorless crystal. Soluble in ethanol. It is obtained by reacting p-chlorobenzaldehyde with acetic anhydride. It is used to synthesize herbicides.
| CAS No. | 1615-02-7 |
|---|---|
| Formula | C9H7ClO2 |
Molecular weight: 182.6
Colorless crystal. There are two types: cis and trans.
Soluble in ethanol, cis melting point 110.5 ℃, trans melting point 249-250 ℃.
It is an organic synthetic intermediate used for synthesizing p-chlorophenylpropionic acid and producing herbicide Maidi Powder.
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