https://en.wikipedia.org/wiki/Diethyl_ether

Diethyl ether, or simply ether, is an organic compound in the ether class with the formula (C 2H .... It was synthesized in 1540 by Valerius Cordus, who called it " sweet oil of vitriol" (oleum dulce vitrioli)—the name reflects the fact that it is obtained ...

http://ursula.chem.yale.edu/~chem220/chem220js/STUDYAIDS/history/ether/ether.html

He described the action of oil of vitriol on spirit of wine to produce oleum vitrioli dulce verum (true, sweet oil of vitriol; ether) in 1275. A description of the ...

https://medical-dictionary.thefreedictionary.com/Sweet+oil+of+vitriol

Looking for online definition of Sweet oil of vitriol in the Medical Dictionary? Sweet oil of vitriol explanation free. What is Sweet oil of vitriol? Meaning of Sweet oil ...

https://www.thefreedictionary.com/Sweet+oil+of+vitriol

Sweet oil of vitriol synonyms, Sweet oil of vitriol pronunciation, Sweet oil of vitriol translation, English dictionary definition of Sweet oil of vitriol. n. 1. Any of a class ...

https://blogs.unimelb.edu.au/sciencecommunication/2016/10/22/ether-the-first-anaesthetic/

Oct 22, 2016 ... The name ether was first used for the chemical previously known as “sweet oil of vitriol”. Named in 1729 by August Sigmund Frobenius, it was ...

http://www.newworldencyclopedia.org/entry/Diethyl_ether

Oct 23, 2017 ... It was first synthesized in 1540 by Valerius Cordus, who called it "oil of sweet vitriol" (oleum dulcis vitrioli). This name was chosen because it ...

https://onlinelibrary.wiley.com/doi/pdf/10.1111/j.1365-2044.1960.tb13901.x

of his 'sweet oil of vitriol', there is little doubt that this was not ether, although it may have been a mixture of ether, alcohol and water. This preparation became ...

http://www.discoveriesinmedicine.com/Enz-Ho/Ether.html

... called his discovery "sweet oil of vitriol" and praised its medicinal properties. Paracelsus (1493-1541), a contemporary of Valerius, noted that the "oil" induced  ...

https://www.encyclopedia.com/science-and-technology/chemistry/organic-chemistry/ether

... about 1540 by German botanist and chemist Valerius Cordus (1515-1544), who called his discovery "sweet oil of vitriol" and praised its medicinal properties.

https://www.angelo.edu/faculty/kboudrea/molecule_gallery/07_ethers/00_ethers.htm

Diethyl ether has a strong, somewhat sweet, odor, and the vapor can cause ... and sulfuric acid ("oil of vitriol"); he named the substance "oil of sweet vitriol.".