Pesticide>> Herbicides >>Ametryn

Description:ISO 1750 (published)
IUPAC: N2-ethyl-N4-isopropyl-6-methylthio-1,3,5-triazine-2,4-diamine
CAS: 834-12-8
Formula: C9H17N5S
Activity: herbicides (methylthiotriazine herbicides)
Notes: The name “ametryne” was formerly approved by the British Standards Institution.

Structure:

Ametryn APPLICATIONS
Biochemistry Photosynthetic electron transport inhibitor at the photosystem II receptor site. Mode of action Selective systemic herbicide, absorbed by the leaves and roots, with translocation acropetally in the xylem, and accumulation in the apical meristems. Uses Pre- and post-emergence control of most annual grasses and broad-leaved weeds in pineapples, sugar cane, bananas, citrus fruit, maize, cassava, coffee, tea, sisal, cocoa, oil palms, and on non-crop land. Application rates are in the range 2-4 kg/ha, except when used as a directed spray on maize. Also used as a potato haulm desiccant. Phytotoxicity Some sugar cane varieties show temporary chlorosis and scorching of lower leaves.

Ametryn ANALYSIS
Product analysis by glc with FID (CIPAC Handbook, 1980, 1A, 1102; FAO Specification CP/61; AOAC Methods, 1995, 971.08). Residues determined by glc (K. Ramsteiner et al., J. Assoc. Off. Anal. Chem., 1974, 57, 192; E. Knüsli, Anal. Methods Pestic. Plant Growth Regul. Food Addit., 1964, 4, 13; B. G. Tweedy & R. A. Kahrs, Anal. Methods Pestic. Plant Growth Regul., 1978, 10, 493). In drinking water, by gc with FID; AOAC Methods, 1995, 991.07.

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