Abamectin insecticide Pesticides Products for motile stages of
mites control
Description:
Abamectin is a mixture of avermectins containing > 80%
avermectin B1a and < 20% avermectin
B1b (1). These two components, B1a and B1b have very similar
biological and toxicological properties
(5). The avermectins are insecticidal or anthelmintic compounds
derived from the soil bacterium Streptomyces avermitilis
(2). Abamectin is a natural fermentation product o f this bacterium
(5). Abamectin is used to control
insect and mite pests of a range of agronomic, fruit, vegetable and
ornamental crops, and it is used by homeowners for control of fire
ants (5). Doses of 50 to 200 ug/kg of ivermectin, a similar member
of the avermectin family of comounds, is widely used to treat
humans in the World Health Organization onchocerciasis (river
blindness) program (2, 8).
Quick Detail:
Product name: Abamectin 5.4%EC
Pesticide category: insecticide
CAS No.: 71751-42-2
MF: C3H8NO5P
Purity: 5.4%EC
Appearance (TC): White or off-white crystalline powder
Appearance (5.4%EC): pale yellow or brown viscous liquid
Brand name: Greenriver/ as per customers request.
Applications:
Control of motile stages of mites, leaf miners, suckers, Colorado
beetles, etc. on ornamentals,
cotton, citrus fruit, pome fruit, nut crops, vegetables, potatoes,
and other crops. Application rates
are 5.6 to 28 g/ ha for mite control, 11 to 22 g/ ha for control of
leaf miners. Also used for control
of fire ants.
Specifications:
| Active ingredient |
| Common name: | abamectin |
| Chemical name: | 5-O-demethylavermectin A1a (i) mixture with
5-O-demethyl-25-de(1-methylpropyl)-25-(1-methylethyl)avermectin A1a
(ii) |
| Pesticide category: | Insecticide |
| CAS No: | 71751-41-2 |
| Molecular Formula: | C48H72O14 |
Structural Formula:
| 
|
| Properties | Form Colourless to pale yellow crystals. M.p. 161.8-169.4 °C (ATXht98140 decomp.ATXht0 ) V.p. <3.7 ´ 10-3 ATXht981131 mPaATXht0 (25 °C) S.g./density 1.18 (22 °C) Solubility In water 7-10 mg/l (20 ºC). In toluene 350, acetone 100,
isopropanol 70, chloroform 25, ethanol 20, methanol 19.5, n-butanol
10, cyclohexane 6 (all in g/l, 21 ºC). Stability Stable to hydrolysis in aqueous solutions at ATXht981151
pHATXht0 5, 7, and 9 (25 ºC). Sensitive to stronger acid and base.
ATXht981188 U.V.ATXht0 irradiation causes conversion first to the
8,9-Z- isomer, then to unidentified decomposition products. |
| Mode of Action: | Insecticide and acaricide with contact and stomach action. Has
limited plant systemic activity, but exhibits translaminar
movement. |
Toxicity:
| Birds Acute oral ATXht981113 LD50 for mallard ducks 84.6, bobwhite
quail >2000 ATXht981123 mgATXht0 /ATXht981107 kgATXht0 . Fish
LC50 (96 h) for rainbow trout 3.2, bluegill sunfish 9.6 mg/l |
| Formulation Specification |
| Product name: Abamectin 5.4%EC |
| Items | Standard | | Appearance | pale yellow or brown viscous liquid | | Content of a.i. | ≥5.4% | | pH | 4.0-8.5 | | Moisture | ≤2.0% | | Emulsion Stability (Dilute) | Pass | | Low Temperature Stability | Pass | | Heat Storage Stability | Pass |
|
