1) wilfordine
雷公藤定碱
1.
For investigating their insecticidal mechanism,their poisoning symptoms were observed when wilfordine and wilforine were applied on the pronoturm of Mythimna separata by topical application.
为进一步探讨杀虫植物昆明山海棠根皮中分离出的雷公藤定碱和雷公藤次碱的杀虫作用机理,采用微量点滴法处理3龄粘虫前胸背板,观察发现试虫均在2h左右表现出中毒麻醉,8h后完全恢复,24h后重新表现为中毒麻醉,48h后部分死亡。
2) alkaloids from threewingnut(mixture)
雷公藤碱
3) wilforine
雷公藤次碱
1.
Determination of wilforine and wilforgine in the emulsifiable concentrate of Tripterygium wilfordii alkaloids;
雷公藤生物碱乳油中雷公藤次碱和吉碱的分析测定
2.
Among these, wilforine has the highest activity.
雷公藤的根皮提取物中一般含有多个具杀虫活性的生物碱,其中以雷公藤次碱的活性最高。
3.
A capillary eletrophoresis using nonaqueous buffers as background electrolytes was developed for the determination of wilforine in Tripterygium wilfordii hook f.
采用非水相毛细管电泳法分离雷公藤中雷公藤次碱 。
4) wilforgine
雷公藤吉碱
1.
Determination of Wilforgine and Matrine in ShiZhenJing by HPLC;
HPLC法测定湿疹净中雷公藤吉碱和苦参碱的含量
2.
Wilforine and wilforgine are the main activity components in the EC preparation.
试验采用高液相色谱法对雷公藤生物碱乳油中的雷公藤次碱和雷公藤吉碱进行了分析测定,色谱条件为:Microsorb-100 C18反相色谱柱(250 mm×4。
5) wilfordlongine
雷公藤榕碱
1.
RESULTS Two sesquiterpene alkaloids were isolated and their structures were elucidated as wilforgine and wilfordlongine on the ba.
结果 分离并鉴定了 2个生物碱 :I为wilforgine ,II为雷公藤榕碱 (wilfordlongine)。
6) wilfordsuine
雷公藤植碱
1.
Two sesquiterpene alkaloids,wilforine and wilfordsuine were isolated from Tripterygium wilfordii Hook.
)的根皮中分离到两个倍半萜生物碱Ⅰ和Ⅱ ,根据理化性质和波谱数据特别是 2D NMR技术 (1H 1HCOSY、1H 13 CCOSY、NOESY、COLOC)数据分析 ,鉴定Ⅰ为wilforine ,Ⅱ为一新的生物碱———雷公藤植碱 (wilfordsuine)。
补充资料:藤荷包牡丹定碱
分子式:
CAS号:
性质:又称藤荷包牡丹定碱,紫罂粟次碱。生物碱类。正交片状结晶(氯仿-甲醇)。熔点236~237℃。旋光度+116.2 (c=22,氯仿)。pKa4.27。几乎不溶于水,极微溶于乙醇、乙醚、已烷。存在于罂粟科植物蕈状山缘草(Adlumia fungosa Greene),伏生紫堇[Corydalis decumbens (Thunb.) Pers.]的块茎,刻叶紫堇[C.incisa (Thunb.) Pers.]全草等。有兴奋子宫作用。
CAS号:
性质:又称藤荷包牡丹定碱,紫罂粟次碱。生物碱类。正交片状结晶(氯仿-甲醇)。熔点236~237℃。旋光度+116.2 (c=22,氯仿)。pKa4.27。几乎不溶于水,极微溶于乙醇、乙醚、已烷。存在于罂粟科植物蕈状山缘草(Adlumia fungosa Greene),伏生紫堇[Corydalis decumbens (Thunb.) Pers.]的块茎,刻叶紫堇[C.incisa (Thunb.) Pers.]全草等。有兴奋子宫作用。
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