亞膦酸 的英文怎麼說
中文拼音 [yǎlìnsuān]
亞膦酸
英文
phosphonous acid
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膦 :
名 [化學] （有機化合物的一類） phosphine
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酸 :
酸構詞成分。
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Edtmps water treatment chemical - sodium ethylene diamine tetramethylene phosphonate
水處理劑.乙二胺四
亞甲基
膦酸鈉
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Effect of 99tc - methylene diphosphate combined with rehabilitation on ankylosing spondylitis
亞甲基二
膦酸鹽配合康復訓練治療強直性脊柱炎療效觀察
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Methods 3, 3 - bis ( dibenzyloxyphosphoiyl ) propionic acid ( 5 ) and ( 6 ) were synthesized from tetraethyl methylene bisphosphonate via hydrolysis, chlorination of the acid, esterification, condensation, then 3, 3 - bis ( dibenzyloxyphosphoryl ) propanol ( 6 ) was obtained via selective reduction of ( 5 )
方法以
亞甲基偕二
膦酸四乙酯（ 1 ） ?原料經水解、氯
膦酰化、酯化、縮合得3 ， 3二（二芐氧
膦酰基）丙
酸（ 5 ） ，隨后選擇性硼氫化還原得3 ， 3二（二芐氧
膦酰基）丙醇（ 6 ） 。
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In this paper, three alkyl substituted dimethyl phosphonates have been synthesized by trimethyl phosphite with 1 - bromopentane, 1 - bromohexane and 1, 2 - dibromoethane. ir, 1h - nmr and 13c - nmr data of these compounds have been reported
摘要以溴戊烷、溴己烷、 1 ， 2 -二溴乙烷和
亞磷
酸三甲酯為原料，分別合成了戊基、己基、溴乙基取代的三種
膦酸二甲酯化合物。並報道了所合成的化合物的紅外光譜、核磁共振氫譜及核磁共振碳譜的數據。
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Phosphorus - containing curing agents include mainly phosphorus - containing amine - type curing agent, phosphorus - containing hydroxyl - type curing agent and diethylphosphite - type curing agent
主要包括胺類含磷固化劑、磷羥基類固化劑及二
亞膦酸酯固化劑。
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The insert dna fragments are 7kb and llkb, respectively. two subclones that were designated pgr3h1 and pgr7h1 and can increase glyphosate resistance of e. coli jm109 up to 150mm glyphosate were constructed by subcloning the 2. 4kb and 3. 2 kb hind ? / psti fragments of pgr3 and pgr7 into the corresponding sites of pgem - 3zf and pbluescript. sequence analysis of these two subclones revealed a completely identical 1323bp open reading frame that encodes an epsp synthase
以pgem - 3zf和pbluescript為載體，利用限制性內切酶hind和pst構建這兩個克隆的亞克隆，從中分別得到兩個草甘膦耐受亞克隆pgr3h1和pgr7h1 ，插入片段各為2 . 4kb和3 . 2kb ，對這兩個亞克隆進行序列分析，發現二者均含有一個核苷酸序列完全相同的完整的epsp合成酶基因? ? aroa ，其核苷酸序列長為1323bp ，推導的epsp合成酶由441個氨基酸組成，兩個亞克隆的草甘膦耐受濃度最大可達150mm 。
