双戊烯合成对伞花烃的工艺研究_松香网 关键词: 双戊烯;对异丙基甲苯;对伞花烃;气相催化 [gap=764]Keywords :dipentene; p-isopropylmethylbenzene; p-cymene; vapor catalysis
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海南砂仁,果含挥发油,油中的主要成分为α-蒎烯,β-蒎烯,桉叶素(1,8-cineole),对-聚伞花素(p-cymene),芳樟醇,柠檬烯,樟烯,乙酰龙脑酯,樟脑,橙花叔醇,β-金合欢烯,γ-荜澄茄烯,3-蒈烯(3-carene),白草烯(calarene),愈创奥...
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示: [中文名称]对-聚伞花素[英文名称]P-Cymene[别名]百里香素, 对-伞花烃, Dolcymene, Cymol[化学名称]Benzene,1-methyl-4-(1-methyl [中文名称]对-聚伞花素
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p cymene 聚伞花素 ; 对伞花烃
-hydroxy-p-cymene 羟基对异丙基甲苯
2-Nitro-p-cymene 硝基对甲基异丙基苯
3-Methoxy-p-cymene 百里酚甲醚
BROMO-P-CYMENE 溴对莳萝烃
2-BROMO-P-CYMENE 溴对莳萝烃
Synthesis of p-Cymene from Turpentine 以松节油为原料合成对异丙基甲苯
In the first part , the technology of transformation fromα-pinene to p-cymene is studied.
第一部分研究了α-蒎烯催化异构化为对伞花烃的工艺。
参考来源 - αThe major constituents of essential oil from Ledum palustre L. var. palustre are:p-Cymene (26.54%),8-Hydroxy-p-cymene(3.41%),Cyclohexanol,1-ethenyl-(3.14%),et al.
气相色谱-质谱法鉴定的杜香精油主要成分有:对-伞花烃(26.54%),8-羟基-对-伞花烃(3.41%),1-乙烯基环己醇(3.14%)等55种。
参考来源 - 杜香化学成分及抗炎止痛作用研究·2,447,543篇论文数据,部分数据来源于NoteExpress
OBJECTIVE: To study the cutaneous toxicity of Compound p-cymene cream.
目的:研究复方艾叶油乳膏的兔皮肤毒性。
With the decrease of P-Cymene concentration, the death rate was also dropped.
随着药物浓度的降低,杀螨率也逐渐降低。
They can be separated by rectification, or dehydrogenated to create useful p cymene for further utilization.
根据组成特点,对主要组分的分离技术及副产物气相脱氢芳化成对伞花烃的过程进行了研究。
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