醇醛縮合 的英文怎麼說
中文拼音 [chúnquánsuōgě]
醇醛縮合
英文
aldol condensation-
Synthesis of benzaldehyde glycol acetal catalyzed by tisiw12o40 tio
2催化合成苯甲醛乙二醇縮醛Synthesis of benzaldehyde glycol acetal catalyzed by cepw12o
磷鎢酸鈰催化合成苯甲醛乙二醇縮醛Catalytic synthesis of benzaldehyde glycol acetal with h4siw12o
硅鎢酸催化合成苯甲醛乙二醇縮醛Catalytic synthesis of benzaldehyde glycol acetal with so42 - tio2 - moo
3催化合成苯甲醛乙二醇縮醛Catalytic synthesis of benzaldehyde ethylene acetal by pw12 c
固載磷鎢酸催化合成苯甲醛乙二醇縮醛Catalytic synthesis of benzaldehyde glycol acetal with so42 - tio2 - la2o
3催化合成苯甲醛乙二醇縮醛Catalytic synthesis of benzaldehyde glycol acetal with so2 - 4 tio2 - wo
3催化劑催化合成苯甲醛乙二醇縮醛Synthesis of butyraldehyde glycol acetal with h4siw12o40 pan as catalyst
硅鎢酸摻雜聚苯胺催化劑催化合成丁醛乙二醇縮醛Catalytic synthesis of butyraldehyde glycol acetal with h4siw6mo6o40 polyaniline
硅鎢鉬酸摻雜聚苯胺催化合成丁醛乙二醇縮醛Catalytic synthesis of benzaldehyde ethylene glycol acetal by cerous chloride heptahydrate
氯化鈰催化合成苯甲醛乙二醇縮醛Synthesis of benzyl acetate using solid superacid s2o82 - zro2 - cr2o3 as catalyst
微波輻射條件下季戊四醇雙縮醛和雙縮酮化合物的合成In this paper, polyvinyl - butyral ( pvb ) and methyl cellulose ( mc ) are chosen as chemical additives to amend the property of normal mortar, orthogonal tests of 96 pieces of shear specimens are carried out, then orthogonal analysis of test results is performed
採用聚乙烯醇縮丁醛和甲基纖維素對普通砂漿做合理改性，進行了96個抗剪試件的正交試驗，並對試驗結果進行正交分析。Synthesis of benzaldehyde glycol acetal catalyzed by h3pw12 o40 pan
鎢磷酸摻混聚苯胺催化合成苯甲醛縮乙二醇Synthesis of benzaldehyde ethylene glycol acetal catalyzed by perfluorosulfonic acid resin silica composite
2負載全氟磺酸樹脂催化合成苯甲醛乙二醇縮醛The traditional catalyst used in acetal ( ketal ) synthetic reaction is strong inorganic acid. but there is some limits to its use because of its side reaction, strong erosion and liability to pollute the environment. molybdophosphoric acid is used as catalyst and three condensation products are prepared through the direct reaction of aldehydes ( ketones ) and ethylene. in addition, several elements of affecting the reaction is researched. it is proved that molybdophosphoric acid is very active as catalyst in less addition, the product yield is quite high and the quality of reuse is quite good
縮醛（酮）合成反應的傳統催化劑為無機強酸，但由於副反應多、腐蝕性強和易污染環境等缺點，其使用受到限制.用磷鉬酸為催化劑，通過醛（酮）與乙二醇直接反應得到了三種縮合產物.對影響反應的諸因素進行研究，結果表明，用磷鉬酸作催化劑，用量小，活性高，產品收率較高，且重復使用性能較好Abstract : the traditional catalyst used in acetal ( ketal ) synthetic reaction is strong inorganic acid. but there is some limits to its use because of its side reaction, strong erosion and liability to pollute the environment. molybdophosphoric acid is used as catalyst and three condensation products are prepared through the direct reaction of aldehydes ( ketones ) and ethylene. in addition, several elements of affecting the reaction is researched. it is proved that molybdophosphoric acid is very active as catalyst in less addition, the product yield is quite high and the quality of reuse is quite good
文摘:縮醛（酮）合成反應的傳統催化劑為無機強酸，但由於副反應多、腐蝕性強和易污染環境等缺點，其使用受到限制.用磷鉬酸為催化劑，通過醛（酮）與乙二醇直接反應得到了三種縮合產物.對影響反應的諸因素進行研究，結果表明，用磷鉬酸作催化劑，用量小，活性高，產品收率較高，且重復使用性能較好The pentaerythritol diacetals were effectively synthesized through condensation reaction of pentaerythritol with aldehydes and ketones promoted by zirconium sulfate - silica gel under microwave irradiation
摘要微波輻射硫酸鋯矽膠催化季戊四醇與醛、酮縮合反應，高收率制得了雙縮醛和雙縮酮化合物。The results indicate that the sort of walling material is the most important factor in bond capacity of mortar, the mixed quantity of polymer and mortar strength follows, and there is a remarkable increase in mortar bond strength when the mixed quantity of pvb and mc is 20 % ~ 30 % and 0. 05 % ~ 0. 1 % respectively
結果表明：塊體類別是最主要的影響因素，其次是聚合物摻量和砂漿強度；當聚乙烯醇縮丁醛和甲基纖維素的摻量分別為水泥質量的20 % ~ 30 %和0 . 05 % ~ 0 . 1 %時，可較大幅度提高砂漿的黏結強度。A solvent - free procedure for synthesis of n - sulfonylimines catalyzed by zr 2 183 ; 4h2o sio2 solid acid under microwave irradiation
微波輻射下氨基磺酸催化合成季戊四醇雙縮醛酮Syntheses of polyethylene glycol bridged diparahydroxylbenzaldehyde condensed ortho - aminobenzoic acid
多縮乙二醇橋連二對羥基苯甲醛縮鄰氨基苯甲酸的合成分享友人