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Chemistry History Organic Chemistry

Today in chemistry history: August Kekulé and the structure of benzene

Today marks the anniversary of the birth of August Kekulé, most famous for his proposed structure for the benzene molecule. This graphic looks at his structure and its limitations and shows how later work improved upon his initial proposal.

Categories
Biochemistry C&EN Food Chemistry

A guide to natural sweeteners – in C&EN

Sugars aren’t the only plant compounds you can use as sweeteners. The latest edition of Periodic Graphics in Chemical & Engineering News looks at the molecules in sweeteners from a variety of sources. View the full graphic on the C&EN site.

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Biochemistry Biology C&EN

Rashes and burns: summer plant irritants – in C&EN

When outdoors this summer, watch out for plants that can cause rashes, blisters and more! Learn more about the chemistry behind these reactions in the latest edition of Periodic Graphics in Chemical & Engineering News. Click to view the full graphic on the C&EN site.

Categories
Alcohol Chemistry

#NationalTequilaDay: Types and flavour chemistry of tequila

Today (July 24) is National Tequila Day. What contributes to the flavour of this Mexican spirit? This graphic takes a look at how tequila is made, the different varieties, and some of the compounds that contribute to its taste.

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Chemical Concerns Cosmetic Chemistry

#NationalTattooDay – Tattoo colourants and concerns

A lot of people have tattoos: an estimated 12% of Europeans and 24% of Americans. What’s in tattoo ink, and how are different coloured tattoos produced? This graphic for National Tattoo Day (July 17) takes a look.

Categories
Alcohol Chemistry Cocktail Chemistry

#NationalMojitoDay: The chemistry of a mojito

It’s Friday, and it’s National Mojito Day tomorrow (July 11)! Here’s a look at some of the chemistry that goes into this popular cocktail.