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SOLVENT PARTICIPATION OF WITTIG OLEFINATION REACTION IN METHANOL
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作者 Shi Zhi CHEN +1 位作者 chang jiu zhang Liang HUANG 1. Institute of Materia Medica, Chinese Academy of Medical Sciences, Beijing 100050. 2. China Doping Control Center, Beijing 100029. 《Chinese Chemical Letters》 SCIE CAS CSCD 1992年第6期421-422,共2页
Wittig reaction in methanol was investigated, and a possible mechanism was proposed.
关键词 CCH SOLVENT PARTICIPATION OF WITTIG OLEFINATION REACTION IN METHANOL OCH CHEN
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GC/MS CONFIRMATORY METHOD OF BENZTHIAZIDE IN HUMAN URINE
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作者 Yang QIN chang jiu zhang +1 位作者 You Xuan XU Shao Tang ZHU (National Research Institute of Sports Medicine,Beijing 100029) 《Chinese Chemical Letters》 SCIE CAS CSCD 1995年第6期497-500,共4页
A GC-MS method for the confirmation of benzthiazide is reported for the first time. This method is based on, the main decomposed product of the methylated derivative and provides a reliable detection of this drug. The... A GC-MS method for the confirmation of benzthiazide is reported for the first time. This method is based on, the main decomposed product of the methylated derivative and provides a reliable detection of this drug. The detection limit of the method is 1.0 ng with selected ion monitoring. 展开更多
关键词 GC/MS CONFIRMATORY METHOD OF BENZTHIAZIDE IN HUMAN URINE MS
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