Benfuracarb
Structural formula | |||||||||||||||||||
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General | |||||||||||||||||||
Surname | Benfuracarb | ||||||||||||||||||
other names |
Ethyl N - [(2,3-dihydro-2,2-dimethyl-7-benzofuranyloxy-carbonyl) methylaminothio] - N -isopropyl-beta-alaninate |
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Molecular formula | C 20 H 30 N 2 O 5 S | ||||||||||||||||||
Brief description |
brown-red viscous liquid |
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External identifiers / databases | |||||||||||||||||||
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properties | |||||||||||||||||||
Molar mass | 410.53 g mol −1 | ||||||||||||||||||
Physical state |
liquid |
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density |
1.142 g cm −3 |
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boiling point |
110 ° C at 3 Pa |
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Vapor pressure |
negligible |
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solubility |
practically insoluble in water (8 mg l −1 at 20 ° C) |
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safety instructions | |||||||||||||||||||
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Toxicological data | |||||||||||||||||||
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . |
Benfuracarb is an active ingredient for crop protection and an organic chemical compound from the group of carbamates and benzofurans .
Extraction and presentation
Benfuracarb can be obtained by reacting carbofuran with sulfur dichloride and then reacting with β-alanine- N - (1-methylethyl) -ethyl ester.
properties
Benfuracarb is a brown-red, viscous, very difficult to ignite liquid that is practically insoluble in water. It decomposes at a temperature above 225 ° C.
use
Benfuracarb is used as an insecticide in citrus fruits, corn, rice, sugar beet and vegetables and is effective against Chrysomelidae , Elateridae , Aphididae, among others . It works by inhibiting cholinesterase .
Admission
In EU countries such as Germany, Austria and Switzerland, no pesticides containing the active substance benfuracarb are approved.
Individual evidence
- ↑ a b c d e f g h i Entry on benfuracarb in the GESTIS substance database of the IFA , accessed on January 23, 2020(JavaScript required) .
- ↑ Entry on benfuracarb (ISO) in the Classification and Labeling Inventory of the European Chemicals Agency (ECHA), accessed on February 1, 2016. Manufacturers or distributors can expand the harmonized classification and labeling .
- ↑ Thomas A. Unger; Pesticide synthesis handbook, p. 66; ISBN 978-0815514015 .
- ↑ Terence Robert (ed.): Roberts, DH Hutson; Metabolic pathways of agrochemicals, Part 2, p. 10; ISBN 978-0854044993 .
- ↑ General Directorate Health and Food Safety of the European Commission: Entry on benfuracarb in the EU pesticide database; Entry in the national registers of plant protection products in Switzerland , Austria and Germany ; Retrieved March 3, 2016.