1) diketone
[dai'ki:təun]
二元酮
1.
A new mathod is studied for the synthesis of diketones with the crosscoupling reaction of organotin reagents and diacyl chlorides catalyzed by cellulose oxyphosphine palladium complex compound.
本文首次采用纤维素氧膦 -钯络合物为催化剂 ,以丙酮为溶剂 ,有机锡试剂与二元酰氯偶联合成二元酮化物。
2.
A new method is studied for the synthesis of diketones with the crosscoupling reaction of orgnotin reagents and diacyl chlorides catalyzed by benzylchlorobis(triphenyl phosphine)palla- dium.
本文以二(三苯膦)苄基氯化钯为催化剂、氯仿做溶剂,有机锡试剂与二元酰氯偶联合成二元酮。
2) bibasic keto acid
二元酮酸
3) Diketone
[dai'ki:təun]
二酮
1.
Asymmetric Hydrolysis of (3aS,6aR)-1,3-dibenzyl-tetrahydro-4H-furano[3,4-d]imidazole-2,4(1H)-diketone Catalyzed by Fungal Esterase in Ionic Liquids;
(3aS,6aR)-1,3-二苄基-4-氢-4H-呋喃[3,4-d]咪唑-2,4(1H)-二酮在离子液体中的酶催化水解反应(英文)
2.
Novel synthetic methods for alkyl methyl ketone, symmetric diketone , long-chain diketone and macrocyclic ketone were provided.
本文对苯并咪唑盐、二苯并咪唑盐与格利雅试剂的加成-水解反应进行了研究,提出了甲基酮,长链二酮、对称二酮及大环酮等有机化合物的新合成方法。
4) flavonoid aglycone
黄酮苷元
1.
The flavonoid aglycones:quercetin,kaempferol and isorhamnetin in sea buckthorn leaves were chosen as the assessment index for researching the static adsorption and desorption capacities of the flavonoid aglycones on five macroporous resins——HPD600,YWD01G3,YWD01F,07C and AB-8.
以槲皮素、山奈酚和异鼠李素的静态吸附率/解吸附率为评价指标,考察了HPD600、YWD01G3、YWD01F、07C、AB-8 5种大孔吸附树脂对沙棘叶黄酮苷元的吸附/解吸附性能。
5) Seven-meinber-ring ketone
七元环酮
6) Flavonoid aglycones
黄酮苷元
1.
Determination of three kinds of flavonoid aglycones in the leaves of Acer truncatum bunge by RP-HPLC;
不同季节元宝枫叶中的三种黄酮苷元的含量测定
2.
OBJECTIVE:To determine the content of Flavonoid aglycones in Trachelospermum Jasminoides(Lindl.
目的:建立以高效液相色谱法测定络石藤中黄酮苷元成分的方法。
3.
Methods The determination of three kinds of flavonoid aglycones was performed with Diamonsil TM -C_ 18 column (4.
结果不同季节样品中3种黄酮苷元的定量分析结果分别为槲皮素平均回收率99。
补充资料：1,4-环己二酮双乙二醇二缩酮
分子式：C10H16O4
分子量：200.23
CAS号：183-97-1
性质：熔点79-80°C。
分子量：200.23
CAS号：183-97-1
性质：熔点79-80°C。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条