1-苯甲?；?3-芳基硫脲與羰基化合物的反應研究.pdf

1、蘇州大學碩士學位論文1苯甲?；?芳基硫脲與羰基化合物的反應研究姓名：陳鈞申請學位級別：碩士專業(yè)：有機化學指導教師：鄒建平2002.5.1苯甲?；?一芳基硫脲與羰基化合物的反應研究摘要STUDYONTHEREACTloNoF1BENZoYL一3ARYI_『rHloUREAANDCARBoNYLCoMPoUNDSABSTRACTThereactionof1benzoyi一3一arylthioureas(1a~Dwithacetopheno

2、ne／bromineandacetaldehyde／bromineinthepresenceoftriethylaminewasdescribedTheresultsshowedthat1benzoyl3一aryl4一h)7droxy一4一phenylimidazoline一2thiones(5a0werepreparedbythereactionof1benzoyl一3arylthioureas(1a—f)withacetopheno

3、ne／bromineinthepresenceofexcesstriethylamineCompounds5afcanbetransformedto1benzoyl一3一aryl一4一phenylimidazole2一thiones(6af)henthesolutionof5afwasheatedoradditionofacidSimilarly1benzoyl一3一aryl一4一hydroxyimidazoline2一thonesrl

4、laf)and1benzoyl一3一arylimidazole2一thiones(12af)wereobtainedb)7thereactionof1benzoyl一3一arylthioureas(1a～f)、’ithacetaldehyde／bromineinthepresenceoftriethylamineThestructuresof5a—f6a～flla～fand12a—fwereconfirmedbyIR，NMR，MSspe

5、ctraandelementalanalysesInaddition，thereactionof1benzoyl一3arylthioureas(1a—f)ithhutanone／bromineinthepresenceoftriethylaminewasalsoexploredKeywords：1Benzoyl3一arylthiourea，Imidazoline2thionederivati、’es，lmidazole2一thioned