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{{Short description|German chemist (1875–1962)}}
{{Infobox scientist {{Infobox scientist
|name = Karl Theophil Fries |name = Karl Theophil Fries
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|image_size = |image_size =
|caption = Karl Theophil Fries |caption = Karl Theophil Fries
|birth_date = {{Birth date|1875|3|13}} |birth_date = {{Birth date|df=y|1875|3|13}}
|birth_place = ], ] |birth_place = ], ]
|residence = |residence =
|nationality = |nationality =
|death_date = {{death date and age|1962|9|6|1875|3|13}} |death_date = {{death date and age|df=y|1962|9|6|1875|3|13}}
|death_place = ], ] |death_place = ], ]
|field = |field =
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|religion = |religion =
|footnotes = |footnotes =
}}'''Karl Theophil Fries''' (March 13, 1875 – September 6, 1962) was a ] ]. }}'''Karl Theophil Fries''' (13 March 1875 – 6 September 1962) was a German ].


==Life== ==Life==
Karl Theophil Fries was born in ], ] on {{Birth date|1875|3|13}}. After his family moved to ] he went to school there, but chose to study ] at the near ] in 1894. Karl Theophil Fries was born in ], ] on {{Birth date|df=y|1875|3|13}}. After his family moved to ] he went to school there, but chose to study ] at the near ] in 1894.
After one year in ] to improve his skills in ] he received his ] with ] back at the ] in 1899. He became a professor in Marburg until the retirement of Theodor Zincke and the start of ] in 1914. He took part as a soldier in ] from 1914 till 1918. He became a professor at the ] in 1918 and stayed there until a conflict with some ] habilitants in 1938. After his forced retirement in 1938 he went back to Marburg where he was able to teach chemistry at the university. Karl Fries died on September 6, 1962 in ] and was buried near his academic advisor Theodor Zincke. After one year in ] to improve his skills in ] he received his ] with ] back at the ] in 1899. He became a professor in Marburg until the retirement of Theodor Zincke and the start of ] in 1914. He took part as a soldier in ] from 1914 till 1918. He became a professor at the ] in 1918 and stayed there until a conflict with some ] habilitants in 1938. After his forced retirement in 1938 he went back to Marburg where he was able to teach chemistry at the university. Karl Fries died on 6 September 1962 in ] and was buried near his academic advisor Theodor Zincke.


==Accomplishments== ==Accomplishments==
Fries is noted for the discovery of the ], which is an important reaction used in ]. Fries is noted for the discovery of the ], which is an important reaction used in ].


==References== ==References==
*{{cite journal *{{cite journal
| title = Karl Fries. 1875-1962 | title = Karl Fries. 1875–1962
| author = H. Bestian | author = H. Bestian
| journal = Berichte der deutschen chemischen Gesellschaft | journal = Berichte der Deutschen Chemischen Gesellschaft
| volume = 117 | volume = 117
| issue = 11 | issue = 11
| pages = XXIII–XLI | pages = XXIII–XLI
| year = 1984 | year = 1984
| url = | url =
| doi = 10.1002/cber.19841171102}} | doi = 10.1002/cber.19841171102| doi-access = free
⚫ }}

⚫ {{Authority control}}


⚫ {{Authority control|VIAF=42598515}}
{{Persondata <!-- Metadata: see ]. -->
| NAME =Fries, Karl Theophil
| ALTERNATIVE NAMES =
| SHORT DESCRIPTION =
| DATE OF BIRTH =March 13, 1875
| PLACE OF BIRTH =], ]
| DATE OF DEATH =September 6, 1962
| PLACE OF DEATH =], ]
⚫ }}
{{DEFAULTSORT:Fries, Karl Theophil}} {{DEFAULTSORT:Fries, Karl Theophil}}
] ]
] ]
] ]
] ]
]

]

{{Germany-chemist-stub}}
]
]

Latest revision as of 22:23, 8 November 2023

German chemist (1875–1962)
Karl Theophil Fries
Born(1875-03-13)13 March 1875
Kiedrich, German Empire
Died6 September 1962(1962-09-06) (aged 87)
Marburg, Western Germany
Alma materUniversity of Marburg
Known forFries rearrangement
Scientific career
InstitutionsUniversity of Marburg
Technical University at Brunswick
Doctoral advisorTheodor Zincke

Karl Theophil Fries (13 March 1875 – 6 September 1962) was a German chemist.

Life

Karl Theophil Fries was born in Kiedrich, Germany on (1875-03-13)13 March 1875. After his family moved to Frankfurt he went to school there, but chose to study chemistry at the near University of Marburg in 1894. After one year in Darmstadt University of Technology to improve his skills in electrochemistry he received his Ph.D with Theodor Zincke back at the University of Marburg in 1899. He became a professor in Marburg until the retirement of Theodor Zincke and the start of World War I in 1914. He took part as a soldier in World War I from 1914 till 1918. He became a professor at the Technical University at Brunswick in 1918 and stayed there until a conflict with some Nazi habilitants in 1938. After his forced retirement in 1938 he went back to Marburg where he was able to teach chemistry at the university. Karl Fries died on 6 September 1962 in Marburg and was buried near his academic advisor Theodor Zincke.

Accomplishments

Fries is noted for the discovery of the Fries rearrangement, which is an important reaction used in Organic synthesis.

References

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