Dhadak (Insecticide)

Pyriproxyfen 10% EC  (Dhadak)

Pyriproxyfen belongs to the family of juvenile hormone mimics analogue as it mimics natural hormone in insects and disrupts their growth. It is a type of insect growth regulator that affects mostly young insects and eggs, it stop young insects from maturing into adults. Pyriproxyfen can affect an insect by contact and stomach . However, pyriproxyfen is rarely toxic to adult insects. Instead, it disturbs egg-laying and egg-hatch and keeps young insects from growing into adult forms. This prevents target insects from multiplying. Pyriproxyfen affects many types of insects, including fleas, cockroaches, ticks, ants, carpet beetles, and mosquitoes.




Dhadak

Product Name

:

 Pyriproxifen
Type of pesticide

:

 Insecticide
Chemical name

:

 2-[1-methyl-2-(4-phenoxyphenoxy)ethoxy]pyridine
Formula

:

C20H19NO3
CAS No.

:

 [95737-68-1]
UN No

:

 3077
Packing group

:

 III
IMDG

:

 Class- 9 [Environmentally hazardous substances, liquid , n.o.s. (Pyriproxyfen)]
Shelf-life

:

 Two years under normal storage conditions.

DESCRIPTION
Pyriproxyfen belongs to the family of juvenile hormone mimics analogue as it mimics natural hormone in insects and disrupts their growth.. Pyriproxyfen can affect an insect by contact and stomach . However, pyriproxyfen is rarely toxic to adult insects. Instead, it disturbs egg-laying and egg-hatch and keeps young insects from growing into adult forms. Pyriproxyfen affects many types of insects, including fleas, cockroaches, ticks, ants, carpet beetles, and mosquitoes.
Mode of action
It is a type of insect growth regulator that affects mostly young insects and eggs, it stop young insects from maturing into adults. It also works as a suppressor of embryogenesis, inhibitor of metamorphosis and reproduction.
Applications
Apply as soon as the insect population beings to appear in the field but before it reaches Economic Threshold Level (ETL). Weather should be clear, clam, no rains and no strong winds. 2-3 sprays are required at the interval of 7-14 days, depending upon the pest infestation. No more than three sprays in a season.
Structure Formula

:
Physical Properties
Appearance

:

 White to pale yellow waxy solid
Pyriproxyfencontent, percent by mass

 

 95% Min.
Solubility in water

:

 0.37 mg/L (25°C)
Density

:

 1.24 g/mL (25°C)
Coefficient

:

 Log Pow = 5.37 (25°C)
Vapour Pressure

:

 < 0.013 mPa (22.8°C)
Compatibility

:

 Compatible with most of the insecticide
TOXICITY  DATA
Mammalian Toxicity

:

 WHO (a.i.) U; Unlikely to present acute hazard and EPA (Formulation)IV
Environmental Toxicity

:

 Pyriproxyfen is rapidly broken down by sunlight and soil microbes. Pyriproxyfen is stable in water alone and breaks down more slowly in water when it’s dark. When applied to plants, pyriproxyfen can move within leaves but that it does not move throughout plants easily. It is not toxic to rats. It do not cause irritation to skin and eyes, and do not cause any sensitization. It is non-toxic to birds. It is toxic to fishes and other aquatic animals. It is toxic for algae
Formulation

:

 10% EC
Trade name

:

 DHADAK
Packing detail

:

 100ml , 250m l , 500ml, 1 Liter and 5 Liter
Recommendations
Crop Common name of the Pest Dosage/acre(ml) Dilution in Water (Liter) Waiting Period

(days
Cotton

 

 White Fly 200 200 50
Chilli

 

 Whiteflies, Aphids 200 200 7
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