Cyhexatin

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Chemical Identification | General Product Information | Physical & Safety Data

Chemical Identification

Common Name

Cyhexatin

中文通用名

三环锡

IUPAC

tricyclohexyltin hydroxide

CAS

tricyclohexylhydroxystannane

CAS No.

13121-70-5

Molecular Formula

C₁₈H₃₄OSn

Molecular Structure

General Product Information

Category

Acaricides / Miticides > Organotin acaricides

Activity

Acaricide/Miticide

Premix

Flowable, wettable powder. Premix Parters: acetamiprid; chlorpyrifos; diazinon; dichlorvos; dimethoate; endosulfan; ethion; fenitrothion; naled; phenthoate; phoxim; piperonyl butoxide; piperonyl butoxide tetramethrin; profenofos; quinalphos; tetramethrin.

Physical & Safety Data

Physical Properties

Molecular weight:385.2; Physical form:Colourless crystals. Vapour pressure:Negligible (25 °C); Solubility:In water <1 mg/l (25 °C). In chloroform 216, methanol 37, dichloromethane 34, carbon tetrachloride 28, benzene 16, toluene 10, xylene 3.6, acetone 1.3 (all in g/ kg, 25 °C).; Stability:Stable to 100 °C in aqueous suspensions from slightly acid ( pH 6) to alkaline conditions; degraded by u.v. light.

Toxicology

Oral:Acute oral LD₅₀ for rats 540 mg/kg, rabbits 500-1000 mg/kg, guinea pigs 780 mg/kg. Percutaneous:Acute percutaneous LD₅₀ for rabbits >2000 mg/kg. Irritating to eyes. Phytotoxicity:Non-phytotoxic to deciduous fruit, vines, vegetables, and outdoor ornamentals. Slight injury (usually in the form of localised spotting) may occur on citrus fruit (particularly developing fruits and immature foliage), and glasshouse ornamentals and

Environmental Profile

Ecotoxicology:
Bees:Virtually non-hazardous to honeybees (dermal LD₅₀ 0.032 mg/bee) at the recommended rates of use.Birds:Acute oral LD₅₀ for chickens 650 mg/kg. Dietary LC₅₀ (8 d) for mallard ducklings 3189, bobwhite quail 520 mg/kg diet.Fish: LC₅₀ (24 h) for large-mouth bass 0.06, goldfish 0.55 mg/l,(96 h) LC₅₀ 1.7 μg/l (trout), 2.4 μg/l (bluegill); (48 h) EC₅₀ 2.0 μg/l (Daphnia).Other beneficial spp.:Virtually non-hazardous to most predacious mites and insects at the recommended rates of use.
Environmental fate:
Soil:Dicyclohexyl tin hydroxide, monocyclohexyl tin hydroxide, and inorganic tin compounds are formed as metabolites. Degradation is promoted by u.v. light.
WATER SOLUBILITY: <1 mg/l at 25° C.

Transport Information

Signal Word:WARNING; Hazard Class:II (Moderately hazardous)