Theodor Wertheim was an Austrian

Austrians

Austrians are a nation and ethnic group, consisting of the population of the Republic of Austria and its historical predecessor states who share a common Austrian culture and Austrian descent....

 chemist

Chemist

A chemist is a scientist trained in the study of chemistry. Chemists study the composition of matter and its properties such as density and acidity. Chemists carefully describe the properties they study in terms of quantities, with detail on the level of molecules and their component atoms...

 born in Vienna

Vienna

Vienna is the capital and largest city of the Republic of Austria and one of the nine states of Austria. Vienna is Austria's primary city, with a population of about 1.723 million , and is by far the largest city in Austria, as well as its cultural, economic, and political centre...

.

He was privatdozent

Privatdozent

Privatdozent or Private lecturer is a title conferred in some European university systems, especially in German-speaking countries, for someone who pursues an academic career and holds all formal qualifications to become a tenured university professor...

 in Vienna, and a professor at the University of Pest from 1853 to 1860. Afterwards he returned to Vienna, and beginning in 1861 worked at the University of Graz

University of Graz

The University of Graz , a university located in Graz, Austria, is the second-largest and second-oldest university in Austria....

. In May, 1864 he moved back to Vienna, where he died soon afterwards. He was a corresponding member of the Vienna Academy of Sciences.

In 1844 Wertheim distilled a pungent substance from garlic

Garlic

Allium sativum, commonly known as garlic, is a species in the onion genus, Allium. Its close relatives include the onion, shallot, leek, chive, and rakkyo. Dating back over 6,000 years, garlic is native to central Asia, and has long been a staple in the Mediterranean region, as well as a frequent...

, naming it "allyl".