1) sildenafil piperidine derivative
西地那非哌啶衍生物
1.
To investigate the characteristics of mass spectra of four sildenafil piperidine derivatives, their fragments were analyzed by electrospray ion trap mass spectrometry in a multi-stage tandem MS full scan mode performed on a Finnigan LCQ instrument.
采用负离子检测方式对 4种西地那非哌啶衍生物进行了电喷雾离子阱质谱研究。
2) sildenafil derivative
西地那非衍生物
1.
To investigate the characteristics of mass spectra of four sildenafil derivatives, their fragments were analyzed using electrospray ion trap mass spectrometry in a multi-stage MS full scan mode performed on a Finnigan LCQ instrument.
采用电喷雾离子阱质谱法对4种西地那非衍生物进行了质谱研究,获得了它们的结构碎片信息,通过比较它们的异同对其质谱裂解途径进行解析,发现它们的（+）ESI-MS2质谱生成磺酰基S-C键和S-N键断裂、亚甲氧基C-O键断裂以及磺酰基重排后C-S键断裂的碎片,基峰为亚甲氧基C-O键断裂产生,其（+）ESI-MS3质谱生成脱NH3、脱CO、脱NH=C=O以及异环开裂碎片,这些特征可用于阐明西地那非衍生物及其结构类似物的结构。
3) piperidine derivatives
哌啶衍生物
1.
Theoretical elucidation of structure-antioxidant activity relationship of piperidine derivatives;
哌啶衍生物抗氧化作用结构—活性关系的理论阐释
4) piperidone derivative
哌啶酮衍生物
1.
Improved synthesis of piperidone derivatives;
哌啶酮衍生物的合成工艺改进
2.
Studies on Syntheses of N-Substituted-4-Piperidone Derivatives;
N-取代-4-哌啶酮衍生物的合成研究
5) piperidine derivant
哌啶多氮衍生物
1.
A new extracting agent of piperidine derivant was synthesized.
合成了一种新萃取剂哌啶多氮衍生物。
6) derivative of Naftopidil
萘哌地尔衍生物
1.
Objective To observe the vasodilative effects of YM01, a derivative of Naftopidil(NAF), in spiral strips of rabbit aorta , and evaluate the potential availability of YM01 as new drug.
目的本实验旨在观察萘哌地尔衍生物YM01的扩血管作用,评价其心血管的药理活性。
补充资料：西地那非
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用途：暂无
分子量：暂无
CAS号：暂无
性质：暂无
制备方法：暂无
用途：暂无
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