What is the Difference Between Methyl Paraben and Sodium Methylparaben?
🆚 Go to Comparative Table 🆚Methyl paraben and sodium methylparaben are both paraben derivatives used as preservatives in food, cosmetic, and pharmaceutical products. The main difference between them is that methyl paraben is a standalone preservative agent, while sodium methylparaben is the sodium salt of methyl paraben.
Methyl paraben has the chemical formula CH3(C6H4(OH)COO). It is completely absorbed through the skin or after ingestion and is hydrolyzed to para-hydroxybenzoic acid, with metabolites rapidly excreted in the urine. Sodium methylparaben, on the other hand, has the chemical formula Na(CH3(C6H4COO)O). It is also found naturally in fruits like blueberries.
Both methyl paraben and sodium methylparaben have similar antimicrobial properties and are used as preservatives in various products. They are both considered safe for use, but some people may exhibit cross-sensitivity if they are allergic to local anesthetics. Additionally, a few cases of local contact dermatitis have been reported.
In summary:
- Methyl paraben is a standalone preservative agent.
- Sodium methylparaben is the sodium salt of methyl paraben.
- Both compounds have similar antimicrobial properties and are used as preservatives.
- They are considered safe for use, but some individuals may have sensitivities.
Comparative Table: Methyl Paraben vs Sodium Methylparaben
Methyl paraben and sodium methylparaben are both used as preservative agents in food and pharmaceutical products. Here is a table highlighting their differences:
Property | Methyl Paraben | Sodium Methylparaben |
---|---|---|
Chemical Formula | CH3(C6H4(OH)COO) | Na(CH3(C6H4COO)O) |
Classification | Organic compound | Organic compound |
Preservative Type | Preservative agent | Sodium salt of methyl paraben |
E Number | E218 | E219 |
Uses | Food items and pharmaceuticals | Food additive |
Both methyl paraben and sodium methylparaben are important in the food industry and are capable of preserving food items. Methyl paraben is a useful preservative agent for food items, whereas sodium methylparaben is the sodium salt of methyl paraben.
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