Triphenyltin hydroxide is an
organotin compound
Organotin compounds or stannanes are chemical compounds based on tin with hydrocarbon substituents. Organotin chemistry is part of the wider field of organometallic chemistry. The first organotin compound was diethyltin diiodide (), discovered by ...
with formula Sn(C
6H
5)
3OH. Triphenyltin hydroxide is used as a
fungicide
Fungicides are biocidal chemical compounds or biological organisms used to kill parasitic fungi or their spores. A fungistatic inhibits their growth. Fungi can cause serious damage in agriculture, resulting in critical losses of yield, quality, ...
for potatoes, sugar beets, and pecans. It was first registered for use as a
pesticide
Pesticides are substances that are meant to control pests. This includes herbicide, insecticide, nematicide, molluscicide, piscicide, avicide, rodenticide, bactericide, insect repellent, animal repellent, microbicide, fungicide, and lampri ...
in the United States in 1971.
Structure

While triphenyltin hydroxide is often depicted as a monomer, it crystallizes as a
polymer with a
bridging hydroxide groups.
The Sn-O distances are 2.18 and 2.250 Å. Many organotin compounds engage in similar aggregation equilibria.
References
Triphenyltin compounds
Fungicides
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