结论蛋白质肽链上的羰基氧与铬形成配位键。
Conclusion it is concluded that carboxylate oxygen and chromium were bonding with coordinated bond.
对配体进行量化计算的结果表明，羰基氧、羟基氧是可能的配位原子，与结构推测结果相吻合。
The results of the quantum chemistry calculation of the ligand indicate that the carbonyl and hydroxyl oxygen atoms maybe coordinate to the metal atom, which is consistent with the conjecture by IR.
脂肪酸被生物体转化成包含碳氧双键即羰基的醛。
The fatty acids are then converted by the organisms to an aldehyde that includes a carbon atom bonded to an oxygen atom (together they create what's called a carbonyl group).
结果表明，二氧六环木素与过氧化氢反应后的降解产物中羰基明显增多，而且生成了醌型物质。
The results showed that carbonyl groups in degradation products obviously increased and quinoid matters were produced when dioxane lignin reacted with hydrogen peroxide.
从金属羰基化合物和氧原子转移试剂两个方面讨论了影响CO取代反应速率的各种因素。
Various factors relating to the metal carbonyls and to the o atom transfer reagents that effect the rates of CO substitution are discussed.
报道了4-氧安替比林硫羰基化的新方法。
The new method for thiocarbonylation of 4-oxyantipyrine was reported.
前言： 目的：探讨非天然氨基酸N-叔丁氧羰基化反应的适宜溶剂系统。
Objective: To study the solvent systems suitable for N-tert-butoxycarbonylation of non-natural amino acids.
目前，国外广泛地使用分子氧(或空气)催化氧化醇类以合成羰基化合物。
Molecular oxygen (or air), recently, is widely used in studies on catalytic oxidation of alcohols to synthesize carbonyl compounds at abroad.
它们的氧化电位均高于对照化合物TMT-TTF，这可归因于位于分子远处的吸电子的烷氧羰基的存在。
The oxidation potentials of these compounds are higher than those of TMT-TTF analogue probably due to the existence of electron-withdrawing ester linkages in the distance.
要是我们以镍或钴的硫化物做实验，增碳过程主要循羰基化途径进行，也就是塞入一个羰基(由一个碳原子、一个氧原子组成)。
When we conduct experiments using nickel or cobalt sulfides, we see that carbon addition occurs primarily by carbonylation-the insertion of a carbon and oxygen molecule, or carbonyl group.
红外光谱表明：酒石酸分子的羰基与高岭石的内表面羟基形成了氢键，而羟基与高岭石的硅氧面的氧形成了氢键。
The FTIR spectrum indicated that hydrogen bonds were formed between the carbonyl group in tartaric acid and the hydroxyl group in inner surface of kaolinite.
目的：研究2 -甲氧羰基- 4 -芳基噻吩衍生物的合成工艺。
Objective: To study the synthesis of methyl 4-aryl-thiophene-2-carboxylate derivatives.
我们进行了初步的生物活性试验，筛选出了具有良好抗癌活性的吲哚类化合物2-苯基-3-乙氧羰基-6-氨基吲哚。
We have carried out preliminary biological evaluation and screened out indole derivative ethyl 6-amino-2-phenyl-1H-indole-3-carboxy -late that possess good bioactivity.
以L—丝氨酸为原料，合成了旋光纯度很高的4（S）—2—甲基—4—甲氧羰基—2—恶唑啉单体。
A new optically active monomer of 4(S)—2—Methyl—4—Methoxycarbony1—2—Oxazoline has been synthesized from L—serine.
以L—丝氨酸为原料，合成了旋光纯度很高的4（S）—2—甲基—4—甲氧羰基—2—恶唑啉单体。
A new optically active monomer of 4(S)—2—Methyl—4—Methoxycarbony1—2—Oxazoline has been synthesized from L—serine.
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