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phenylacetic acid
[有化]苯乙酸
常用释义
词性释义
[有化]苯乙酸（等于 a-toluic acid）
例句
全部
Three
different
approaches
for
the
synthesis
with
same
starting
materials
isovanillin
and
phenylacetic
acid
have been
investigated
.
尝试了以异香草醛和苯乙酸为起始原料的三种不同合成思路。
A
technology
of
desoxybenzoin
synthesis
from
phenylacetic
acid
by
two
steps had been
researched
in
this article
.
研究了以苯乙酸为起始原料，经二步法合成二苯乙酮的工艺。
Methods
:
The
target
compounds
were
synthesized
by
multi-step
from
resorcinol
and
p
-
substituted
phenylacetic
acid
as the
starting
material
.
方法：从间苯二酚和对位取代苯乙酸开始，经多步反应，合成出目标化合物。
Objective
:
Examine
penicillin
to
ferment
phenylacetic
acid
(
PAA
)
in
liquid
remnants
quantity
.
目的：检测青霉素发酵液中苯乙酸（PAA）残量。
Some
synthetic
methods
of
phenylacetic
acid
and its
uses
were
summarized
in this paper
.
综述了苯乙酸的合成工艺路线及其应用。
METHODS
With
4-
hydroxy
phenylacetic
acid
as
the
material
,
the
target
product
is obtained
by
one
step
.
RESULTS The recovery
was
90%
.
方法以对羟基苯乙酸为原料，经一步反应制得目标产物。
Merit
and
shortcoming of
phenylacetic
acid
by
using
benzyl
chloride
carbonylation
process
and
all kinds
of
catalyst
were chiefly
analyzed
.
重点分析了采用各种催化剂的氯苄羰基化生产苯乙酸的优缺点。
Analysis
of
CO
gas
used
for the
synthesis
of
phenylacetic
acid
by
gas
chromatography
气相色谱法分析合成苯乙酸用CO气体
Technology
Research
of
Producing
Phenylacetic
acid
Na
. With
Directly
Hydrolysis
直接水解法生产药用苯乙酸钠的工艺研究
Investigation
on
New
Process
for
Phenylacetic
Acid
Production
by
Carbonylation
羰化合成苯乙酸新工艺的扩试研究