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They are all chiral molecules and belong in the racemate.

它们都是手性分子,属于外消旋体。

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The key step of the synthesis of chroman derivatives is to construct chiral chroman ring.

合成色满衍生的关键是构建含有手性中心的色满环。

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A chiral hadronic model is extended to investigate antikaon condensation and hyperons production of protoneutron stars.

摘要论平场下的手徵强子模型研究了前中子星内(平值)K凝聚和超子的生成。

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In this paper, (S)- ethyl mandelate was obtained through chiral resolution of racemic ethyl mandelate by lipase.

扁桃酸乙酯是合成扁桃酸系的重要中间体。

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A set of structurally close chiral arylalcohols and achiral arylalcohols were studied using chiralcel OD-H column as stationary phase.

高效液色谱法15种芳香醇及结构近化合进行了分离研究。

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Three strategies (additive, chiral auxiliary or chiral reagent) were developed to improve the diastereoselectivity or enantioselectivity of the ylide cyclopropanation reactions.

通过添加剂、手性辅基、手性试剂等3种策略,分别控制反应的非映选择性和映选择性。

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Several chiral aryl diphosphite ligands derived from pyranoside backbones of glucose and galactose were applied in Rh-catalyzed asymmetric hydroformylation of styrene.

合成了四个从葡萄糖及半乳糖衍生的手性芳基双膦配体,制备了手性双膦-铑(Ⅰ)配合催化剂,并将其于苯乙烯不称氢甲酰化反应中。

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2021尔得主访谈录

And in the same way, as our hands are chiral, molecules can be chiral.

同样的,手是手性的,分子可以是手性的。

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A chiral molecule has an atom—typically carbon—with four different groups attached to it.

手性分子有一个原子——典型的碳原子——有四个不同的组吸附原子

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2021尔得主访谈录

So, we have a transfer of the chiral information from the catalyst to the products.

手性信息从催剂转移到产物

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2021尔得主访谈录

An asymmetric organocatalysis that means that the catalyst, our small well-defined organic catalyst is asymmetric, that it's chiral.

不对称有机催是说,我们的小而明确的有机催剂是不对称的,是手性的。

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In thalidomide, for example, the chiral center is a carbon atom attached to one of the rings.

例如在萨力多胺中,手性中心是一个吸附在一个结构环的碳原子。

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Chiral comes from the Greek for hand or claw, and chemists often think of chiral molecules as being right-handed or left-handed.

手性一词来源于希腊指手或爪,学家们通常将手性分子当成是右撇子或左撇子。

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And that's because the different versions of chiral molecules—called enantiomers —are made up of all the same parts, but arranged differently.

这是因为手性分子的不同变体——即对映体——是由所有相同部分组成,但是却以不同形式排列。

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SciShow - Chemistry

And that’s because the different versions of chiral molecules — called enantiomers — are made up of all the same parts, but arranged differently.

那是因为不同版本的手性分子— — 称为对映体—— 由所有相同的部分组成, 但排列不同。

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2021尔得主访谈录

So, our hands are mirror images of each other, they are chiral because we cannot put one on top of the other and make them look identical.

我们的手是彼此的镜像,它们是手性的,它们并不完全重合。

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Thalidomide, which is made up of three connected rings of carbon and nitrogen atoms, plus some oxygen and hydrogen, is what's known as a chiral molecule.

萨力多胺,由三个碳原子和氮原子的连接环以及一些氧和氢组成,被称为手性分子。

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SciShow - Chemistry

These groups are kind of like your fingers: in each enantiomer, the groups are attached to the chiral center in the opposite order, so they’re mirror images of each other.

这些基团有点像你的手指: 在每个对映异构体中,这些基团以相反的顺序附着在手性中心, 所以它们是彼此的镜像。

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If you position the version of the molecule that's considered " right-handed" , called the R enantiomer, so the closest oxygen atom to the chiral center is below it, the hydrogen atom attached to the center will be facing away from you.

如果你找到认为是“右撇子”的分子变体,即R对映体,那么离手性中心最近的氧原子在它的下方,附在中心的氢原子将背朝你。

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