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tyrannous    
a. 暴虐的,压制的

暴虐的,压制的

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  • Cacodylic acid: Uses, Interactions, Mechanism of Action - DrugBank Online
    Produces nitric oxide (NO) which is implicated in vascular smooth muscle relaxation through a cGMP-mediated signal transduction pathway (PubMed:1378832) NO mediates vascular endothelial growth factor (VEGF)-induced angiogenesis in coronary vessels and promotes blood clotting through the activation of platelets
  • Cacodylic acid - Wikipedia
    Cacodylic acid is an organoarsenic compound with the formula (CH 3) 2 As O 2 H With the formula R 2 As (O)OH, it is the simplest of the arsinic acids It is a colorless solid that is soluble in water Neutralization of cacodylic acid with base gives cacodylate salts, e g sodium cacodylate They are potent herbicides
  • 4 Biologic Mechanisms - The National Academies Press
    Cacodylic acid (also known by its more standard chemical name, dimethylarsinic acid [DMA V]) was the form of arsenic used in Agent Blue, one of the mixtures used for defoliation in Vietnam DMA V made up about 30% of Agent Blue
  • Turf Herbicide Families and Their Characteristics Page 20 Cacodylic . . .
    Cacodylic acid is the common name for Mechanism of Action dimethylarsonic acid The other organic arsenicals are salts of methylarsonic (also known as Arsenates are absorbed and translocated much methanearsonate) acid, varying one form or another like phosphates and can substitute for phosphates in
  • Substitute Chemical Program: Initial Scientific Review of Cacodylic Acid
    Cacodylic acid was identified as a registered substitute chemical for certain cancelled and suspended uses of 2,4,5-T The report covers all uses of cacodylic acid and is intended to be adaptable to future needs
  • Update on Cacodylic Acid, The Major Component of Agent Blue - Springer
    Dr Brown concluded that the mode of action of cacodylic acid in the 1961–1962 tests appeared to be as a desiccant; that is, on contact with the foliage in sufficient quantity, with drying and shriveling of the leaves occurring within 24 h of application, although the plant itself may not have been killed as active growth could return
  • Cacodylic acid - chemeurope. com
    Cacodylic acid is the chemical compound with the formula (CH 3) 2 AsO 2 H Derivatives of cacodylic acid, cacodylates, were frequently used as herbicides For example, " Agent Blue ," one of the defoliants in the Vietnam War, was a mixture of cacodylic acid and sodium cacodylate
  • CACODYLIC ACID | 75-60-5 - ChemicalBook
    CACODYLIC ACID is a weak acid Dissolves in water to yield solutions containing more hydrogen ions than pure water contains and so having a pH less than 7 0 Is neutralized exothermically by all bases to produce water plus a salt Reacts (but usually slowly) with active metals to form gaseous hydrogen and a metal salt





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