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- The dioxirane was successfully applied to the epoxidation reactions of some natural compounds with carbon - carbon double bonds. 其光譜數據和理化性能與文獻報道一致,制得的氧化劑應用于一系列天然化合物的碳碳雙鍵環(huán)氧化反應,取得較好結果。
- Keywords Raney nickel;heteropolyacid salt;carbonyl compound;carbon carbon double bond compound;hydrogenation;surface state; 骨架鎳;雜多酸鹽;羰基化合物;碳-碳雙鍵化合物;加氫反應;表面狀態(tài);
- In the ethyne molecule, a double bond links together the two carbon atoms. 在乙烯分子中是由一個(gè)雙鍵將兩個(gè)碳原子連結在一起的。
- Keywords dioxirane;epoxidation;carbon - carbon double bonds; 二甲二氧環(huán)烷;環(huán)氧化;碳碳雙鍵;
- To become reduced to carbon or charcoal. 使燒成炭，使燒成木炭
- The Alkene Double Bond: A Focus of Reactivity. 21烯烴的雙鍵：重點(diǎn)是反應活性。
- The carbon14 atoms oxidize to carbon dioxide which gets blown about and mixed up with lower atmosphere. 碳14原子氧化生成二氧化碳，向四周散去并與低空的大氣混合。
- One atom of oxygen is linked to the nitrogen atom by a double bond. 一個(gè)氧原子以雙鍵與氮原子相連。
- The process involves two molecules that each contain a double bond between carbon atoms. 這個(gè)過(guò)程涉及兩個(gè)分子，即每個(gè)碳原子之間都包含了一個(gè)雙鍵。
- Compared with diolefine rubber,EPDM has less double bond. 與二烯烴橡膠相比,EPDM的雙鍵很少。
- An organic compound containing many double bonds. 多烯一種包含許多雙鍵的有機化合物
- Monounsaturated fatty acid(MUFA) is a sort of fatty acids, including a double bond in its carbon chain. 單不飽和脂肪酸(MUFA)是脂肪酸的一種,其碳鏈上只有一個(gè)雙鍵。
- Compounds such as methane can be cleaved to carbon and hydrogen. 象甲烷這樣的化合物能分解為碳和氫。
- The triple bond does not usually react so vigorously at a carbon-carbon double bond. 三鍵在反應時(shí)一般不象烯烴中的碳-碳雙鍵那樣劇烈。
- Oxazolidine, which has both double bonds reduced. -{惡唑}-啉，其中一個(gè)雙鍵被還原。
- The molar absorbance at 350 nm increases if the aldehyde contains a double bond. 如果醛含一個(gè)雙鍵,則摩爾光吸收在350nm處增加。
- Objective:Discussion activated carbon to monkshood class alkaloid adsorption. 目的:探討活性碳對烏頭類(lèi)生物堿的吸附作用。
- Just wondering if the TIG Carbon blade uses the real carbon to make? 有個(gè)疑惑TIG碳槳系唔系用真碳制造?
- They react by adding other chemical agents at the double bond to form derivatives or polymers. 這些化合物的最大用途在于雙鍵與其它化學(xué)物質(zhì)的反應。
- These atoms can remove or abstract a hydrogen atom which is attached to carbon. 這些原子也可以除去或摘取結合在碳原子上的一個(gè)氫原子。
