phosphonates

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• phosphonates — fosfonatai statusas T sritis chemija formulė M₂PHO₃ atitikmenys: angl. phosphite; phosphonates rus. фосфит; фосфонаты ryšiai: sinonimas – fosfitas sinonimas – hidridotrioksofosfatas (2–) …   Chemijos terminų aiškinamasis žodynas

• phosphonates — fosfonatai statusas T sritis chemija formulė RP(=O)(OM,R)₂ atitikmenys: angl. phosphonates rus. фосфонаты …   Chemijos terminų aiškinamasis žodynas

• Phosphonate — Phosphonates or Phosphonic acids are organic compounds containing one or more C PO(OH)2 or C PO(OR)2 (with R=alkyl, aryl) groups. Bisphosphonates were first synthesized in 1897 by Von Baeyer and Hofmann. An example of such a bisphosphonate is… …   Wikipedia

• Organophosphorus — compounds are degradable organic compounds containing carbon–phosphorus bonds (thus excluding from phosphate and phosphite esters, which lack such kind of bonding), used primarily in pest control as an alternative to chlorinated hydrocarbons that …   Wikipedia

• Phosphite — Systematic name Phosphite[1] Identifiers CAS number …   Wikipedia

• Horner-Wadsworth-Emmons reaction — The Horner Wadsworth Emmons reaction (or HWE reaction) is the chemical reaction of stabilized phosphonate carbanions with aldehydes (or ketones) to produce predominantly E alkenes.In 1958, Leopold Horner published a modified Wittig reaction using …   Wikipedia

• Phosphorus trichloride — Phosphorus trichloride …   Wikipedia

• Phosphite ester — A phosphite ester or organophosphite is a type of chemical compound with the general structure P(OR)3. Phosphite esters can be considered as esters of phosphorous acid, H3PO3. A simple phosphite ester is trimethylphosphite, P(OCH3)3. Phosphite… …   Wikipedia

• HWE-Reaktion — Die Horner Wadsworth Emmons Reaktion (kurz: HWE Reaktion) ist eine chemische Reaktion, mit der stereoselektiv E Alkene hergestellt werden können. Dazu werden Aldehyde oder Ketone mit den Anionen von organischen Phosphonaten umgesetzt. Die… …   Deutsch Wikipedia

• Lessive —  Pour l’article homonyme, voir Lessive (Belgique).  Orig …   Wikipédia en Français

• Lessives — Lessive  Pour l’article homonyme, voir Lessive (Belgique).  Originellement, la lessive (du latin lixiva : « eau pour la lessive ») désignait l eau de lavage ou l action de laver du linge, puis le linge lui même : on… …   Wikipédia en Français