2) polyterthiophene derivatives
聚三噻吩及其衍生物
3) thiophene and derivant
噻吩及衍生物
4) Thiophene derivatives
噻吩衍生物
1.
High regioselective preparation of mono-bromothiophene derivatives
高选择性地制备单溴代噻吩衍生物
2.
Two new thiophene derivatives 5,8-dithiophenyl-acenaphthenequinoxaline(DThQx(ace)) and 3,6-dithiophenyl-pyridazine(DThPD) were prepared using tetra(triphenylphosphine) palladium(Pd(PPh_3)_4) as catalyst.
在四(三苯基膦)钯(Pd(PPh3)4催化作用下,通过催化偶合法可合成5,8-二噻基-萘基喹喔啉(DThQx(ace))和3,6-二噻基-哒嗪(DThPD)两种新型噻吩衍生物,同时也可合成了4,7-二噻基-2,1,3-苯并噻二唑(DThB)和1,4-二噻基-苯(DThPh),上述化合物产率分别为75%,78%,82%和67%。
3.
Three soluble alternating conjugated copolymers P1, P2 and P3, comprised of 9,9-dihexylfluorene and thiophene derivatives with/without oxadiazole side chains, were synthesized via the palladium-catalyzed Suzuki coupling reaction.
设计并通过Suzuki反应合成了三种芴与噻吩衍生物的交替共聚物P1、P2和P3,并主要研究了噁二唑侧链对共聚物的热稳定性、光物理、电化学和光伏性质的影响。
5) thiophene derivative
噻吩衍生物
1.
However,with the increase of the number of the branched chain on the thiophene ring,the di-and tri-alkylation capability of thiophene derivatives decreased a l.
但噻吩衍生物与己烯进行二次以至多次烷基化反应的能力则随着噻吩环上支链的增加逐渐减弱,原因可能来自噻吩衍生物继续进行烷基化反应的热力学条件不利,以及环上已有侧链的空间位阻效应。
6) spirothiopyran and its derivatives
螺噻喃及其衍生物
补充资料：红没药(树胶)提取物及其物理改性衍生物--系一种可能含树脂酸及其酯,萜及其氧化产物或聚合产物的物质(裂榄科没药)
CAS：9000-78-6
中文名称：红没药(树胶)提取物及其物理改性衍生物--系一种可能含树脂酸及其酯,萜及其氧化产物或聚合产物的物质(裂榄科没药)
英文名称：Opopanax (gum) Extractives and their physically modified derivatives. It is a product which may contain resin acids and their esters, terpenes, and oxidation or polymerization products of these terpenes. (Commiphora, Burseraceae).
Opopanax(gum)Extractives and their physically modified derivatives. It is a product which may contain resin acids and their esters,terpenes,and oxidation or polymerization products of these terpenes.(Commiphora,Burseraceae).
中文名称：红没药(树胶)提取物及其物理改性衍生物--系一种可能含树脂酸及其酯,萜及其氧化产物或聚合产物的物质(裂榄科没药)
英文名称：Opopanax (gum) Extractives and their physically modified derivatives. It is a product which may contain resin acids and their esters, terpenes, and oxidation or polymerization products of these terpenes. (Commiphora, Burseraceae).
Opopanax(gum)Extractives and their physically modified derivatives. It is a product which may contain resin acids and their esters,terpenes,and oxidation or polymerization products of these terpenes.(Commiphora,Burseraceae).
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