Write the structure and IUPAC name of : `alpha`- Chlorobutyric acid

Explanation

To solve the question of writing the structure and IUPAC name of alpha-chlorobutyric acid, we can follow these steps:

### Step 1: Identify the Base Structure
The base structure for butyric acid is a four-carbon chain with a carboxylic acid functional group (-COOH) at one end. The structure can be represented as follows:

```
CH3-CH2-CH2-COOH
```
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