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单词
para-toluenesulfonic acid
释义
para-toluenesulfonic acid
para
-toluenesulfonic acid
[
¦par·ə ¦täl·yə‚wēn¦səl¦fän·ik ′as·əd
]
(organic chemistry)
C
6
H
4
(SO
3
H)(CH
3
) Toxic, colorless, combustible crystals soluble in water, alcohol, and ether; melts at 107°C; used in dyes and as a chemical intermediate and organic catalyst.
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family amaranthaceae
family amaryllidaceae
family ambrosiaceae
family ambystomatidae
family ameiuridae
family amiidae
family ammodytidae
eebf
eebg
eebi
eebic
eebl
eebn
eebo
ee bond
ee-bond
ee bonds
ee-bonds
eebp
eebph
eebpp
eebpr
eebs
eebt
eebw
英语词典包含2567994条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
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更新时间:2026/9/3 23:36:52