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Methyl dihydrojasmonate was synthesized from 2 pentyl 2 cyclopentanone and methyl malonate by condensation and decarboxylation.是什么意思？

Methyl dihydrojasmonate was synthesized from 2 pentyl 2 cyclopentanone and methyl malonate by condensation and decarboxylation.

2-戊基环戊烯酮再与丙二酸二甲酯缩合,脱羧得到二氢茉莉酮酸甲酯.

相关词汇
methyl was synthesized from pentyl cyclopentanone and malonate by condensation

methyl

n. 甲基，木精；
例句
The extraction mechanism of palladium in chloride system by di ( 1 - methyl heptyl ) acetamide ( N _ ( 503 )) has been studied.
本文研究了N, N二 甲庚基乙酰胺 ( N_ ( s03 ) )从氯化物体系中萃取钯的机理.

was

v. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质（ be的过去式 ），在，存在，不受干扰；
例句
There was a terrible sadness in her eyes...
她眼神中流露出深深的悲伤。

synthesized

--
例句
Butyraldehyde 1,2 proparediol acetal was synthesized by using stannous chloride as catalyst.
以非质子酸氯化亚锡为催化剂,催化合成了丁醛-1,2-丙二醇缩醛.

from

prep. （表示时间）从…，（表示原因）因为，（表示来源）来自…，（表示分离）与…分离[隔开]；
例句
...an abortive attempt to prevent the current President from taking office.
企图阻止现任总统连任的失败尝试

pentyl

--
例句
Methyl dihydrojasmonate was synthesized from 2 pentyl 2 cyclopentanone and methyl malonate by condensation and decarboxylation.
2-戊基环戊烯酮再与丙二酸二甲酯缩合,脱羧得到二氢茉莉酮酸甲酯.

cyclopentanone

n. 环戊酮；
例句
Absorption spectra of three novel coumarin sensitizer incorporate benzylidene cyclopentanone moiety were studied.
比较研究了三种含苄叉环戊酮基团的新型香豆素类光敏染料.

and

conj. 和，与，而且，于是，然后，因此；
例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

malonate

n. 丙二酸；
例句
Methyl dihydrojasmonate was synthesized from 2 pentyl 2 cyclopentanone and methyl malonate by condensation and decarboxylation.
2-戊基环戊烯酮再与丙二酸二甲酯缩合,脱羧得到二氢茉莉酮酸甲酯.

by

prep. 在…旁边，表示方式，由于，经过；adv. 经过，表示保留或保存时用，短暂拜访；
例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

condensation

n. 冷凝，冷凝液，凝结的水珠，节略；
例句
He used his sleeve to wipe the condensation off the glass.
他用袖子擦掉玻璃上凝结的水珠。
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
Unattended large public computer room management system design and operation.
无人值守大型公共计算机房管理系统的设计与运行.
Walk in a straight line...
沿直线行进。
Although now a celebrity in her own right, actress Lynn Redgrave knows the difficulties of living in the shadow of her famous older sister...
虽然女演员琳恩·雷德格雷夫现在依靠自己的能力出了名，但她明白生活在大名鼎鼎的姐姐的阴影里有多不容易。
They just basked in his reflected glory and improvised somewhat.
他们只是满足于他留下的光荣和某些临时拼凑出来的东西.
I'm not very well today, I can't come in...
我今天身体不适，所以不能参加了。
It never enters his mind that anyone is better than him...
他从没想过会有谁比他更好。
A colleague urged him to see a psychiatrist, but Faulkner refused.
一位同事竭力劝福克纳去看精神病医生，但他拒绝了。
He turned his back on them and stomped off up the hill.
他转身不理他们，噔噔噔地爬上了山。
...a clear contest between church and state.
教会与政府之间明显的争斗
...the fever-haunted old town on the lowland across the lake.
湖对面低地上那个备受热病困扰的老镇