Dimethirimol

Structural formula
General
Surname	Dimethirimol
other names	5-butyl-2-dimethylamino-6-methylpyrimidin-4-ol Dimethyrimol
Molecular formula	C 11 H 19 N 3 O
Brief description	colorless, needle-shaped crystals
External identifiers / databases
CAS number 5221-53-4 EC number 226-021-7 ECHA InfoCard 100.023.656 PubChem 21290 Wikidata Q19278310
properties
Molar mass	209.29 g mol −1
Physical state	firmly
Melting point	102 ° C
solubility	sparingly soluble in water (1.2 g l −1 at 25 ° C)
safety instructions
GHS labeling of hazardous substances danger H and P phrases H: 311 P: 280-312
Toxicological data	2350 mg kg −1 ( LD 50 ,  rat ,  oral )
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Dimethirimol is a chemical compound from the group of hydroxy- (2-amino) -pyrimidines, which is one of the 2-aminopyrimidine fungicides .

use

Until 1993 it was used under the trade name Milcurb as a systemic fungicide against powdery mildew .

Admission

No plant protection products containing this active ingredient are permitted in the EU or Switzerland .

Individual evidence

1. ↑ Entry on dimethirimol in the Pesticide Properties DataBase (PPDB) of the University of Hertfordshire , accessed on January 1, 2015.
2. ↑ ^{a b c} Entry for CAS no. 5221-53-4 in the GESTIS substance database of the IFA , accessed on January 1, 2015 (JavaScript required)
3. ↑ ^{a b} Datasheet Dimethirimol, PESTANAL at Sigma-Aldrich , accessed on October 16, 2016 ( PDF ).
4. ↑ Entry on pyrimidine fungicides. In: Römpp Online . Georg Thieme Verlag, accessed on January 1, 2015.
5. ↑ KJ Bent: Fungitoxic action of dimethirimol and ethirimol . In: Annals of Applied Biology . tape 66 , no. 1 , August 1970, p. 103-113 , doi : 10.1111 / j.1744-7348.1970.tb04607.x ( PDF ).
6. ↑ General Directorate Health and Food Safety of the European Commission: Entry on dimethirimol in the EU pesticide database ; Entry in the national registers of plant protection products in Switzerland , Austria and Germany ; accessed on March 26, 2016.