Benomyl
Action/Use:
- Fungicide
Use:
For use on fruits, nuts, vegetables, field crops, and turf.
Identification
Common Name(s): Benomyl (ANSI, ISO, BSI, JMAF)
Chemistry
Properties: White crystalline solid. Decomposes without melting upon heating. Practically insoluble in oil. Solubility: Tech at 25°C: acetone 18 g/kg; chloroform 94 g/kg; dimethylformamide 53 g/kg; ethanol 4 g/kg; xylene 10 g/kg.
Mode of Action / Resistance Management
Chemical Group: Benzimidazole
Taget Site: B1: B-tubuline assembly in mitosis
Mode of Action: Mitosis and cell division
Action Group: FRAC Code 4
Comments / Risk Notes: High risk. See FRAC Benzimidazole Guidelines for resistance management.
Registration
Outside U.S.A.: Benex*.
Environmental Guidelines
Hazards: Fish (96 h): LC50 0.27 mg/l (rainbow trout); 4.2 mg/l (goldfish). Bird (8 day): LC50 >10,000 mg/kg (mallard duck, bobwhite quail). Bee: Nontoxic
Water Solubility: Tech at 25°C: 2 mg/l. Practically insoluble
Safety Guidelines
Signal Word: CAUTION
Toxicity Class: III
Toxicity: (Rat): Oral LD50 >10,000 mg/kg. Inhalation LC50 2 mg/l (4 h). (Rabbit): Dermal LD50 >10,000 mg/kg. (Rabbit): Temporary irritant to eyes. (FHSA System)
Handling/storage Cautions: Do not contaminate water, food, or feed by storage or disposal. Keep dry during storage to avoid certain chemical changes affecting fungicidal effectiveness. Keep container tightly closed when not in use
Suppliers and Branded Products
Basic Producers:
Aragonesas Agro, S.A. (Benor*)
Crystal Chemical Inter-America (Benex*)
Forward International Ltd. (Funomyl*)
Fulon Chemical Industrial Co., Ltd. (Funomyl*)
IPESA S.A. (Iperlate*)
Pacific Agriscience Pte. Ltd. (Benefit*)
Pilar AgriScience (Canada) Corp. (Pilarben*)
Point Americas Inc. (Benopoint*)
Sundat (S) Pte. Ltd. (Sunomyl*)
Zagro Singapore Pte. Ltd. (Comply*)
Formulators' Trade Names:
Agroquimicos Versa, S.A. de C.V. (Benigne*)
Agsin Pte. Ltd. (Benofun*, Comply*)
Asiatic Agricultural Industries Pte. Ltd. (Vitamyl*)
Ingenieria Industrial, S.A. de C.V. (Desafy*, Fungomyl*)
Insecticidas Internacionales, C.A. (Funlate*)
Ladda Co., Ltd. (Ladamyl*)
Polsas Chemicals and Machinery Co. (Mitilate*)
Probelte S.A. (Benopron*)
SAFA TARIM A.S. (Safomyl*)
B.V. Industrie- & Handelsonderneming Simonis (Wopro-benomyl*)
Willowood Ltd. (Benomil*)
Premix Products:
+ Copper Oxychloride
- Desafy*-Cu — Ingenieria Industrial, S.A. de C.V.
- Oximyl*-Cu — Ingenieria Industrial, S.A. de C.V.
- Viben-C* — Vietnam Pesticide Joint Stock Co. (VIPESCO)
+ Thiram
- Sisodok* — SM-BT Co., Ltd.
Discontinued Names:
Agrocit*
Arbortrine*
Benlate*
Benomed*
Benosuper*
Benzole*
Cekumilo*
Decco* Salt No. 20
Fitomyl PB*
Mebucar*
Tersan*
