Dichlorprop
Action/Use:
- Herbicide
- ;
- Plant Growth Regulator
Use:
Brush control on aquatic weeds, rangeland, rights-of-way. Control of chickweed, cleavers, Polygonum, etc., in cereals, pastures, turf, alone or mixed with other hormone type phenoxy herbicides (e.g. MCPA).
Identification
Common Name(s): Dichlorprop (ISO, BSI, WSSA); ; 2,4-DP (USSR)
Chemistry
Properties: Tech solid, yellowish-to-colorless. Melting point 117.5°-118.1°C. Vapor pressure < 1 x 10-6 mbar. Solubility at room temperature in xylene 4.9%; toluene 6.2%; ethanol 153%; heptane 0.5% w/v.
Mode of Action / Resistance Management
Chemical Group: Phenoxy-carboxylic-acid.
Mode of Action: Action like indole acetic acid (synthetic auxins).
Action Group: HRAC Group O; WSSA Group 4.
Registration
Outside U.S.A.: Dicopur* (Nufarm GmbH & Co. KG).
Environmental Guidelines
Hazards: Dimethylamine salt: Fish: LC50 165 mg/l (48 h) (bluegill); Isooctyl ester: 16 mg/l; Butoxyethanol ester: 1.1 mg/l (bluegill); 100-220 mg/l (96 h) (trout). Bird: LD50 >250-<500 mg/kg b.w. Bee: Nontoxic
Water Solubility: Room temperature 825 ppm
Safety Guidelines
Signal Word: WARNING
Toxicity Class: II
Toxicity: Tech: Oral LD50 825-1470 mg/kg; Dermal LD50 >4000 mg/kg. Eye, skin irritant
Handling/storage Cautions: Harmful if swallowed. Avoid contact with eyes, skin, and mucous membranes of the respiratory tract. Avoid long-term exposure to small amounts. Avoid spray drift to susceptible broadleaf plants that are desirable. If stored below freezing, may be necessary to warm to 40°F and agitate before using
Spill Control/cleanup: Liquid spillage should be dammed-off and pumped into containers; soak up remainder with absorbent material and dispose of in accordance with local regulations. Solid spillage should be picked up with an industrial vacuum cleaner and disposed of in accordance with local regulations
Product/waste Disposal: Dispose of by special means (suitable incineration, etc.) in accordance with local regulations
Protective Clothing: Long-sleeved shirt and long pants. Protective eyewear.
Suppliers and Branded Products
Premix Products:
+ 2,4-D
- Malezafin* 57 — Invesa S.A.
+ 2,4-D+ Dicamba
- Brushmaster* — PBI/Gordon Corp.
- Durtok* 540 — Invesa S.A.
- Durtok* Amina — Invesa S.A.
- Super Trimec* — PBI/Gordon Corp.
- SuperBrush* Killer — PBI/Gordon Corp.
+ Dicamba+ Ioxynil
- Banlene Solo* — Bayer CropScience
+ Ioxynil
- Actril* S — Bayer CropScience
+ Ioxynil+ MCPA
- Actril* 3 — Bayer CropScience
+ MCPA+ Mecoprop
- Superselectyl* — Agriphar S.A.
Discontinued Names:
Anitop*
Basagran* DP
Basagran* Ultra
Brush Killer 2D + 2DP
Camppex*
Caresine*
Cornox RK*
Cornoxynil*
Desormone*
Desormone Prairies*
Dissolve*
DPD Ester Brush Killer*
Envert*
Estaprop*
Hedonal*
Mayclene*
Polyclene*
Redipon Extra*
Tetroxone* M
Triagran*
Tribunil-Combi*
Tri-Ester*
Tri-Ester* II
U 46* DP-Fluid
U 46* DP-M-Fluid
U 46* Super
Ultima* Plus
Vega*
Visko-Rhap*
