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pyrethrin

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pyrethrin
pyrethrin (paɪˈriːθrɪn) [a. G. pyrethrin (Staudinger & Ruzicka 1924, in Helvetica Chimica Acta VII. 181): see pyrethrum and -in1.] Any of a class of insecticidal terpenoid esters which are obtained from flower heads of Chrysanthemum cinerariæfolium and related species, or have been synthesized; spec... Oxford English Dictionary
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Pyrethrin
Pyrethrin I (CnH28O3) and pyrethrin II (CnH28O5) are structurally related esters with a cyclopropane core. Also, mammals are able to process pyrethrin quickly and have higher body temperatures which prevent pyrethrin from working effectively Although pyrethrin wikipedia.org
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ExciteR Pyrethrin Insecticide | Solutions Pest & Lawn
ExciteR Pyrethrin Insecticide. Size: 16 Ounce. ExciteR is a pyrethrin-based insecticide that can be applied to indoor and outdoor areas. It controls various types of insects such as cockroaches, bed bugs, fleas. It is an odorless pesticide that is great for sensitive areas. $47.97. Add to Cart.
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ExciteR Pyrethrin Concentrate Insecticide | Free Shipping | DoMyOwn.com
ExciteR pyrethrin concentrate contains 6% pyrethrins and can be used alone in a fogger or pump sprayer, or as an additive to other insecticides such as malathion, permethrin or cypermethrin for a faster knock-down of insect pests. When used alone, ExciteR does not leave a long residual.
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Pyrethrin II
Pyrethrin II is an organic compound that is a potent insecticide. It is one of the two pyrethrins, the other being pyrethrin I. Structure and related compounds Whereas pyrethrin I is a derivative of (+)-trans-chrysanthemic acid, in pyrethrin II one methyl group is oxidized to a wikipedia.org
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Pybuthrin
Pybuthrin (paɪˈbuːθrɪn) Also pybuthrin. [Blend of pyrethrin and butoxide (f. butyl + oxide n.).] A proprietary name for an insecticide compounded of pyrethrins and piperonyl butoxide.1951 Trade Marks Jrnl. 3 Jan. 5/2 Pybuthrin... Chemical substances used for veterinary and sanitary purposes, insecti... Oxford English Dictionary
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Pyrethrin I
Pyrethrin I is one of the two pyrethrins, natural organic compounds with potent insecticidal activity. Total synthesis The synthesis of pyrethrin I involves the esterification of (+)-trans-chrysanthemic acid with (S)-(Z)-pyrethrolone. wikipedia.org
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pyrethroid
pyrethroid Chem. (paɪˈriːθrɔɪd) [f. as pyrethrin + -oid.] Any substance possessing the terpenoid structure and insecticidal properties characteristic of the pyrethrins.1954 Analytical Chem. XXVI. 604/1 In recent attempts to estimate small quantities of pyrethrins in flour which had been stored in py... Oxford English Dictionary
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Pyrethrum
The plant is economically important as a natural source of pyrethrin insecticides. Other animals Pyrethrum, specifically the pyrethrin within, is highly toxic to insects including useful pollinators like bees. wikipedia.org
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allethrin
allethrin, n. (əˈliːθrɪn) [f. allyl + pyrethrin n.] A pyrethroid compound, C19H26O3 , used as a contact insecticide against household pests.1950 J. B. Moore in Jrnl. Econ. Entomol. XLIII. 207 Seven samples of the allyl analog of cinerin I (hereafter referred to as allethrin) were received from five ... Oxford English Dictionary
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Pyrethroid
Cypermethrin, including the resolved isomer alpha-cypermethrin, dichlorovinyl derivative of pyrethrin. lambda-Cyhalothrin Metofluthrin Permethrin, dichlorovinyl derivative of pyrethrin and most widely used pyrethroid. wikipedia.org
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resmethrin
resmethrin (ˈrɛzmɪθrɪn) [-ethrin f. pyrethrin.] A synthetic pyrethroid employed as an insecticide in the form of a spray.1971 Pesticide Sci. II. 16/1 (table) 5-Benzyl-3-furylmethyl ({pm})-cis-trans-chrysanthemate (Resmethrin). 1971 Bull. World Health Org. XLIV. 329/1 Resmethrin was superior to the o... Oxford English Dictionary
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Kadethrin
It is the most potent knockdown pyrethroid (even stronger than pyrethrin II) but it is relatively unstable, especially when exposed to light (due to both wikipedia.org
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Fogger
Most foggers contain pyrethroid, pyrethrin, or both as active ingredients. Piperonyl butoxide and n-octyl bicycloheptene dicarboximide often are added to pyrethrin products to inhibit insects' microsomal enzymes that detoxify wikipedia.org
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Chrysanthemic acid
It is related to the pyrethrin I and II, as well as the pyrethroids. One of the four stereoisomers, (1R,3R)- or (+)-trans-chrysanthemic acid (pictured), is the acid part of the ester pyrethrin I, which occurs naturally in wikipedia.org
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