AD 67Herbicide safenerNOMENCLATUREChemical Abstracts name
4-(dichloroacetyl)-1-oxa-4-azaspiro[4, 5]decaneOther names
MON 4660CAS RN
Mol. Wt. 252.1
M. F. C10H15Cl2NO2
Form White, odourless, crystalline solid.
M.p. 105.5-107 °C S.g./density 1.26 (20 °C)
Solubility In water 335 ppm.
Stability Stable up to 60 °C under dry conditions. Unstable under strongly acidic and alkaline conditions.
F.p. 180 °C
Used as a safener with EPTC as an annual grass and broad-leaved herbicide in maize, which is also used as safener in BUTACHLOR& ACETOCHLOR formulations.
Soli/Environment DT50 in water 20 d (pH 4), 40 d (pH 10).
TOXICOLOGICAL & ENVIRONMENTAL REVIEWS
91/414/EC Annex 1 status Considered to be outside the scope of the Directive; considered not to be a plant protection product.
Oral Acute oral LD50 for rats 2000 mg/kg. Skin and eye Acute percutaneous LD50 for rats >2000 mg/kg. Inhalation LC50 for rats >5000 mg/m3. EC classification R43| N; R51, R53
Birds Practically non-toxic. Fish LC50 (96 h) for carp 2.8 mg/l. Daphnia LC50 2.75 mg/l. Algae 5.5 mg/l. Bees Practically non-toxic. PACKING DETAILS
10ML ~200L for liquid formulations, 1G~25KG for solid formulations.
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