CAS: 83846-86-0; 4-Isopropylthioxanthone

上下游产品

Isopropylbenzene 2-chlorosulfenylbenzoyl chloride 2,2'-dithiobenzoic acid Benzotrichlorid

1,3-二异丙基苯,对异丙基苯硫酚置于sodium Hydroxide,2-氯苯甲酸,氯磺酸,硫酸体系中,化学反应 9.0H,以94.2%的收率获得产物4-异丙基硫杂蒽酮
参考文献:一种硫杂蒽酮类化合物的合成新方法
标题:一种硫杂蒽酮类化合物的合成新方法
摘要:本发明公开了一种硫杂蒽酮类化合物的合成新方法,属于合成技术领域.该方法步骤为:在溶剂中依次加入碱和邻氯苯甲酸,搅拌使其发生中和反应,当中和反应不再放热后,向反应体系中滴加烷基苯硫酚,升温至120~220oc后保温醚化反应8~12H;醚化反应结束后降温至室温,开启尾气吸收,维持反应体系压力在‑0.03至‑0.08Mpa,向醚化液中滴加浓硫酸,于20~60oc温度下保温反应3~7H,反应过程中向反应体系滴加脱水剂以脱除环合反应中反应生成的水;向反应后的反应液中加入水,搅拌,静置分层,上层有机层经脱除溶剂,重结晶后得到目标产品硫杂蒽酮类化合物.本发明产品的总收率高,且副产为含硫酸氢钾的硫酸溶液,易处理回收,对环境友好.

专利信息

专利号:US-8318427-B2
优先权日:2005-12-29
标 题 :Use of acid scavengers for the synthesis of standard length and long-mer nucleic acid arrays
发明人：KUIMELIS ROBERT G; MCGALL GLENN H; GOLDBERG MARTIN J; XU GUANGYU
权利人:KUIMELIS ROBERT G; MCGALL GLENN H; GOLDBERG MARTIN J; XU GUANGYU; AFFYMETRIX INC
摘要:Protective groups which may be cleaved with an activatable deprotecting reagents are employed to achieve a highly sensitive, high resolution, combinatorial synthesis of pattern arrays of diverse polymers. In preferred embodiments of the instant invention, the activatable deprotecting reagent is a photoacid generator and the protective groups are DMT for nucleic acids and tBOC for amino acids. This invention has a wide variety of applications and is particularly useful for the solid phase combinatorial synthesis of polymers.

专利号:US-2007122842-A1
优先权日:2005-11-30
标题 :Massively parallel synthesis of proteinaceous biomolecules
发明人：RAJASEKARAN JOHN J; TIWARI GUNJAN; CABEZAS EDELMIRA; FIDANZA JACQUELINE A; SUNDARARAJAN NARAYAN
权利人:RAJASEKARAN JOHN J; TIWARI GUNJAN; CABEZAS EDELMIRA; FIDANZA JACQUELINE A; SUNDARARAJAN NARAYAN
摘要:Methods for fabricating dense arrays of polymeric molecules in a highly multiplexed manner are provided using semiconductor-processing-derived lithographic methods. Advantageously, the methods are adaptable to the synthesis of a variety of polymeric compounds. For example, arrays of peptides and polymers joined by peptide bonds may be fabricated in a highly multiplexed manner.

专利号:US-2007122841-A1
优先权日:2005-11-30
标题:Massively parallel synthesis of proteinaceous biomolecules
发明人：RAJASEKARAN JOHN J; TIWARI GUNJAN; CABEZAS EDELMIRA; FIDANZA JACQUELINE A; SUNDARARAJAN NARAYAN
权利人:RAJASEKARAN JOHN J; TIWARI GUNJAN; CABEZAS EDELMIRA; FIDANZA JACQUELINE A; SUNDARARAJAN NARAYAN
摘要:Methods for fabricating dense arrays of polymeric molecules in a highly multiplexed manner are provided using semiconductor-processing-derived lithographic methods. Advantageously, the methods are adaptable to the synthesis of a variety of polymeric compounds. For example, arrays of peptides and polymers joined by peptide bonds may be fabricated in a highly multiplexed manner.

专利号:US-9499578-B2
优先权日:2005-12-29
标题 :Massively parallel synthesis of biopolymeric arrays
发明人：RAJASEKARAN JOHN J; CABEZAS EDELMIRA; FIDANZA JACQUELINE A; TIWARI GUNJAN
权利人:RAJASEKARAN JOHN J; CABEZAS EDELMIRA; FIDANZA JACQUELINE A; TIWARI GUNJAN; INTEL CORP
摘要:Methods for fabricating dense arrays of polymeric molecules in a highly multiplexed manner are provided using semiconductor-processing-derived lithographic methods. Advantageously, the methods are adaptable to the synthesis of a variety of polymeric compounds. For example, arrays of branched peptides and polymers joined by peptide bonds may be fabricated in a highly multiplexed manner.

专利号:WO-2018011378-A1
优先权日:2016-07-13
标 题 :Method for the synthesis of a polyolefin by means of romp in the presence of a ruthenium-based catalyst
发明人：PINAUD JULIEN; CHEMTOB ABRAHAM; HEROGUEZ VALÉRIE; PLACET EMELINE; SAUVANIER DAVID; LACROIX-DESMAZES PATRICK
权利人:CENTRE NATIONAL DE LA RECHERCHE SCIENT (CNRS); UNIV MONTPELLIER; UNIV BORDEAUX; BORDEAUX INP; UNIV HAUTE ALSACE; AXLR SATT DU LANGUEDOC ROUSSILLON; ENSCM
摘要:The present invention relates to a method for the synthesis of a polyolefin by means of a photoinitiated ROMP reaction involving a cyclic olefin in the presence of a ruthenium-based catalyst of formula (I), in which the catalyst is generated in situ under UV radiation from an inactive ruthenium complex of formula [RuCl 2 (L)] 2 and an imidazoli(ni)um salt of formula (III).

专利号:US-12157788-B1
优先权日:2019-07-05
标 题:Phosphonic hydrogel synthesis method
发明人：BOZKURT AYHAN; ANIL SEYDA T GUNDAY; ANIL ISMAIL
权利人:UNIV IMAM ABDULRAHMAN BIN FAISAL
摘要:Cross-linked polyvinyl polymers comprising charged groups and methods of making are disclosed. The polymers are effective and durable adsorbent of dyes from aqueous solutions. Also, a method of removal of dyes from contaminated water is disclosed.