White or light yellow crystalline powder, soluble in acetone and methanol, slightly soluble in water and insoluble in hexane. It is a new type of high-efficiency semi synthetic antibiotic insecticide synthesized from the fermentation product abamectin B1. It has the characteristics of ultra-high efficiency, low toxicity (nearly non-toxic preparation), low residue, pollution-free and other biological pesticides. It is widely used for the control of a variety of pests on vegetables, fruit trees, cotton and other crops.
Emamectin Benzoate CAS: 137512-74-4 , 155569-91-8
Emamectin benzoate is a microbial low toxicity insecticide and acaricide. It is a high-efficiency biological agent synthesized on the basis of avermectin. It has the characteristics of high activity, wide insecticidal spectrum, good mixing, long duration and safe use. Its mode of action is mainly gastric toxicity and contact killing. Its insecticidal mechanism is to hinder the motor nerve of pests. Do not use in fish ponds, bee farms, mulberry gardens and their surroundings, and do not pollute ponds and other waters with liquid medicine. It is poisonous to bees. Do not use it during the flowering period of fruit trees. The safe harvest interval of general crops is 7 days
1.Toxicity: The original drug is highly toxic, and its preparation is low toxic (near non-toxic). The early symptoms after poisoning are pupil dilation, dyskinesia, muscle trembling, and vomiting in severe cases. Poisoning treatment: oral: induce vomiting immediately and give the patient ipecac syrup or ephedrine, but do not induce vomiting or pour anything into the comatose patient. Avoid using enhancer for patients during rescue γ－ Aminobutyric acid active drugs，such as barbital, valproic acid, etc. Wash the stomach when swallowing in large quantities.
2.Storage and transportation：This product should be stored in a dry, cool, ventilated and rainproof place, away from fire and heat source. Keep out of the reach of children, non professionals and animals. Do not store and transport with food, seeds, grain feed and other commodities.
Chemical name:
(4”R)-4”-Deoxy-4”-(methylamino)-avermectin B1 benzoate(salt)
Content: 95%
CAS No.: 137512-74-4
CAS No.: 155569-91-8
Molecular formula: C49H77NO13
Molecular weight: 888.13
Melting point： 146-150 ° C
Specific rotation d-6.9 ° (C = 0.5% inmethanol)
Vapor pressure 4×10-7mpa
Storage condition： refrigerator
Acidity coefficient (PKA) 4.2; 7.6(at25℃)
It can be used to make various types of pesticide preparations.
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