Phosphonates翻译
Webphosphonates which are used to make a variety of end products such as stabilizers, flame retardants and antioxidants. P0Cl 3 Phosphorous oxichloride Reactive chlorinating and phosphorylating intermediate product Base stock in the production of organic phosphites, phosphates and phosphonates which are used to make a variety of end products
Phosphonates翻译
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http://www.ichacha.net/phosphonate.html Webphosphonate. 音标:/'fɔsfəuneit/ 生词本: 添加笔记:. 有奖纠错. 划词. 英汉-汉英词典. 词组搭配. 英语百科.
WebPhosphonates (or phosphonic acids) are a broad family of organic molecules based on phosphorus (chemical symbol P), carbon (C), oxygen (O) and hydrogen (H). A variety of … WebPhosphonate. 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 HEDP. Since the work of Schwarzenbach in 1949, phosphonic acids are known as ...
Web大量翻译例句关于"phosphonate" – 英中词典以及8百万条中文译文例句搜索。 phosphonate - 英中 – Linguee词典 在Linguee网站寻找 Webphosphonate, phosphonate, or phosphate functional group is limited by their inadequate membrane permeation and oral absorption. Phosphonate, phosphinate, and phosphate groups carry one or two negative charges at physio-logical pH values making them very polar (Figure 1). This high polarity is the basis for many deficiencies in terms of drug ...
Webchemists. Occasionally, the addition of H-phosphonates to activated unsaturated systems is also referred as the Pudovik reaction. 11 The most important feature of H-phosphonates is that two tautomeric forms are possible in this case - phosphonate (A) and phosphite (B). 7,10,12 P O RO OR H P RO OR OH phosphonate form
WebMar 13, 2024 · bisphosphonates:二磷酸盐;orthopaedics:骨科、整形外科; agonist:激动剂、兴奋剂; prophylactic:预防性的;. Most of tumor vaccines currently focus on … high variant lymphocytesWebSep 21, 2024 · Phosphonate noun. (chemistry) Any salt or ester of a phosphonic acid; many of its derivatives have important biological activity. Phosphate noun. (chemistry) Any salt … how many episodes does sazae-san haveWebclazamycin在线中文翻译、clazamycin读音发音、clazamycin用法、clazamycin例句等。 本站部分功能不支持IE浏览器,如页面显示异常,请使用 Google Chrome,Microsoft Edge,Firefox 等浏览器访问本站。 high varietyIn organic chemistry, phosphonates or phosphonic acids are organophosphorus compounds containing C−PO(OR)2 groups (where R = alkyl, aryl, or just hydrogen). Phosphonic acids, typically handled as salts, are generally nonvolatile solids that are poorly soluble in organic solvents, but soluble in water and … See more Phosphonates feature tetrahedral phosphorus centers. They are structurally closely related to (and often prepared from) phosphorous acid. Phosphonate salts are the result of deprotonation of … See more Hydrolysis Phosphonate esters are generally susceptible to hydrolysis under both acidic and basic … See more Phosphonates are one of the three sources of phosphate intake in biological cells. The other two are inorganic phosphate and organophosphates. The naturally … See more In medicine, phosphonates and bisphosphonates are commonly used as inhibitors of enzymes which utilize phosphates and diphosphates as substrates. Most notably, these enzymes include those that produce the intermediates of … See more Several methods exist for the preparation of phosphonic acids and their salts. From phosphonic acid Most processes begin with phosphorous acid (aka phosphonic acid, H3PO3), exploiting its reactive P−H bond. Phosphonic acid … See more Bisphosphonates Compounds containing 2 geminal phosphonate groups are known as bisphosphonates. They were first synthesized in 1897 by Von Baeyer and Hofmann and now form the basis for an important class of … See more In 1998 the consumption of phosphonates was 56,000 tons worldwide – 40,000 tons in the US, 15,000 tons in Europe and less than 800 tons in Japan. The demand of phosphonates grows steadily at 3% annually. Metal chelants See more how many episodes does scumbag system haveWebEnglish 如何在句子中使用"phosphonate". more_vert. Although the mechanism of this reaction has not been fully elucidated, it is speculated that the use of an electron-deficient … high variationWebIf you wish to find out more about our products, other special applications and services, please contact us – we are more than happy to answer your questions! CONTACT. Zschimmer & Schwarz. Industrial Specialities Division. Chemnitztalstrasse 1 09217 Burgstaedt DE. T +49 3724 67-230. F +49 3724 67-207. industrial@zschimmer … high variation plank flooringWebThe strong polar character of the phosphoryl group of H-phosphonates is responsible to a great extent for the reactivity of this class of compounds. The chapter defines the chemical reactivity of dialkyl phosphonates and their usefulness in various synthetic applications. . The process of hydrolysis is also described in the chapter. high variation meaning