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DDVP :Dichlorovos 76%EC
Product description:We are engaged in offering excellent quality DDVP 76% EC to our valuable clients. Dichlorvos or 2,2-dichlorovinyl dimethyl phosphate (commonly abbreviated as DDVP) is a organophosphate, widely used as an insecticide to control household pests, in public health, and protecting stored product from insects . It is effective against mushroom flies, aphids, spider mites, caterpillars, thrips, and whiteflies in greenhouse, outdoor fruit, and vegetable crops. It is also used in the milling and grain handling industries and to treat a variety of parasitic worm infections in dogs, livestock, and humans. It is fed to livestock to control bot fly larvae in the manure. It acts against insects as both a contact and a stomach poison. It is available as an aerosol and soluble concentrate.
Common name dichlorvos (BSI, E-ISO, (m) F-ISO, BAN, ESA); DDVP (JMAF); dichlorfos (USSR); DDVF* (former exception, USSR) IUPAC name 2,2-dichlorovinyl dimethyl phosphate Chemical Abstracts name 2,2-dichloroethenyl dimethyl phosphate CAS RN [62-73-7] EEC no. 200-547-7 Development codes Bayer 19 149; C 177 (Ciba) Official codes OMS 14; ENT 20 738
Mol. wt. 221.0 M.f. C4H7Cl2O4P Form Colourless liquid; (tech., colourless-to-amber liquid, with an aromatic odour). B.p. 234.1 ºC/1 ´ 105 Pa (OECD 103); 74 °C/1.3 ´ 102 Pa V.p. 2.1 ´ 103 mPa (25 ºC) (OECD 104) KOW logP = 1.9 (OECD 117); 1.42 (separate study) Henry 2.58 ´ 10-2 Pa m3 mol-1 S.g./density 1.425 (20 ºC) (OECD 109) Solubility In water c. 18 g/l (25 ºC). Slowly hydrolysed in water and in acidic media, and rapidly hydrolysed by alkalis, to dimethyl hydrogen phosphate and dichloroacetaldehyde; DT50 (est.) 31.9 d (pH 4), 2.9 d (pH 7), 2.0 d (pH 9) (22 ºC). F.p. >100 °C (DIN 51758); 172 °C (Pensky-Martens closed cup, 1 ´ 105 Pa)
Biochemistry Cholinesterase inhibitor. Mode of action Insecticide and acaricide with respiratory.
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