import pandas as pd

# Creating a DataFrame
df = pd.DataFrame({'A': [1, 2, 3, 1, 3], 'B': [4, 5, 6, 7, 8,],
    'C': [7, 8, 9, 10, 11]})

# Transform Pandas column into a list
column_list = list(df['B'])

# Print list
print(column_list)

>>>

[4, 5, 6, 7, 8]