Making esters

We carried out a great lab in school today, making esters. Have you ever done this? What was good about it was that we used a good range of reagents and got some very different results. I set the class up with a range of alcohols and carboxylic acids and told them it was up to them what they wanted to make. We used microscale quantities for two important reasons: 1, As a safety precaution The beauty of using the microscale quantities is that ...

Unwanted Chemicals in our Bodies – Phthalates

Phthalates, or more precisely, phthalate esters are derived from phthalic acid. They are used as plasticisers. Plasticisers are added to plastics to alter the properties of the plastic, making more transparent, flexible, etc). Most (luckily) are harmless but some are harmful to health and have been banned form children's toys. By User:Bryan Derksen (Own work) , via Wikimedia CommonsAs the plasticiser is only mixed into the plastic, ie, it is not chemically bonded, it is easy for it to leach out. ...