2,6-difluorobenzamide
Structural formula | ||||||||||||||||
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General | ||||||||||||||||
Surname | 2,6-difluorobenzamide | |||||||||||||||
other names |
2,6-difluorobenzoylamide |
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Molecular formula | C 7 H 5 F 2 NO | |||||||||||||||
Brief description |
White to brown powder |
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properties | ||||||||||||||||
Molar mass | 157.12 g mol −1 | |||||||||||||||
Physical state |
firmly |
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Melting point |
145-148 ° C |
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safety instructions | ||||||||||||||||
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As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . |
2,6-Difluorobenzamide is a chemical compound from the group of benzamides .
synthesis
2,6-Difluorobenzamide can be obtained from the acid chloride of 2,6-Difluorobenzoic acid and ammonia . Alternatively, a process with ozonolysis based on m- difluorobenzene can be used.
use
2,6-Difluorobenzamide is required in the synthesis of the insecticides diflubenzuron , flufenoxuron , hexaflumuron and lufenuron .
Individual evidence
- ↑ Data sheet at Santa Cruz Bio
- ↑ a b c d data sheet 2,6-Difluorobenzamide, 97% from Sigma-Aldrich , accessed on August 6, 2013 ( PDF ).
- ↑ Thomas A. Unger: Pesticide Synthesis Handbook . William Andrew, 1996, ISBN 0-8155-1853-6 , pp. 235 ( limited preview in Google Book Search).
- ↑ UN Odinikov, G. YU. Ishmuratov, OS Kukovinets, R. YA. Kharisov, EA Lozhkina, AG Mustafin, IB Abdrakhmanov, GA Tolstikov: Ozonolysis of Alkenes and Study on the Reaction of Polyfunctional Compounds. Part 58. Ozonolysis of 2,6 ‐ Difluoro Derivative of β, β‐ Dimethylstyrene as Effective Way to 2,6 ‐ Difluorobenzamide (VI) and Synthesis of Novel Difluorobenzurone Analogues (X). In: ChemInform . tape 29 , no. 32 , 1998, doi : 10.1002 / chin.199832123 .