assuming that the drug components whose spots you identified dissolved completely when you stirred the tablet with 1:1 ethanol/dichloromethane, what was the solid that remained behind?

Respuesta :

It would be starch or any other pill-coating material that was left.

Why is dichloromethane a good solvent for extraction?
Dichloromethane can dissolve a variety of organic compounds, despite the fact that it is not miscible with water. These characteristics make DCM a very powerful solvent in many industrial processes, along with its volatility.

What is dichloromethane used for?
Dichloromethane is a solvent used in the production of food. In aerosol formulations, it is used. It is a blowing agent for ethane foam. used in the production of pharmaceutical products as a solvent.

Why is dichloromethane not a good solvent?
DCM and other organic solvents are hazardous due to their high volatility. As a result, they can quickly evaporate.

It would be starch or any other pill-coating material that was left.

This is because starch binds the tablet together but is an inactive ingredient that would not dissolve in the solvent.

Thus, the solid remained behind starch or any pill-coating substances.

To know more about DCM:

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