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藤茶提取物二氫楊梅素 Dihydromyricetin
楊梅素 Myricetin
木犀草素Luteolin
苦杏仁甙amygdalin
綠原酸Chlorogenic acid
芹菜素apigenin
厚朴提取物Magnolia bark extract
厚朴酚magnolol
和厚朴酚Honokiol
厚朴總酚magnolol+honokiol
博落回提取物Macleaya cordata extract
血根碱sanguinarine
白屈菜紅碱Chelerythrine
迷迭香提取物rosemary leaf extract
迷迭香酸rosmarnic aicd
鼠尾草酸Carnosic acid
熊果酸Ursolic acid
鼠尾草酸油carnosic acid liquid oil
綠咖啡豆提取物green coffee bean extract
金銀花提取物honeysuckle flower extract
巴拿巴葉提取物Banaba leaf extract
枇杷葉提取物Loquat leaf extract
漆黃素Fisetin
虎杖甙Polydatin
芒果甙mangiferin
白樺脂醇Betulin
石杉碱甲huperzine a
阿魏酸Ferulic acid
白藜蘆醇Resveratrol

藤茶提取物二氫楊梅素 Dihydromyricetin 

藤茶提取物二氫楊梅素

來源:藤茶

拉丁名稱:Ampelopsis grossedentata(Hand-Mazz)WT Wan

提取部位:葉子

規格: 5%-98%
有效成份 :二氫楊梅素

CAS:327-97-9

檢測方式:HPLC
顏色: 類白色粉末

 

植物介紹:
顯齒蛇葡萄( Ampelopsis  grossedentata(Hand - Mazz)WT Wan ) 顯齒蛇葡 藤,茶屬 葡萄科 ,蛇葡萄屬,又稱藤茶,木質藤本, 植 物體全部無毛;卷須二分叉,長可達 12cm。葉為 二 回羽狀復葉 ,長可達 21cm,小葉9 ~15 片,最下 羽 片有小葉3 片;枝頂部葉為一回羽狀復葉;小葉草質或薄紙質,長橢圓形、卵形、菱狀狹卵形或披針形, 長 2.5 ~ 7cm,寬 13cm,頂端漸尖或急尖,基部楔形或寬楔形,邊緣有粗鋸齒,上面綠色, 下面淡綠色,幼葉略帶紫紅色;葉柄長 1.5 ~3cm,枝上部葉几無柄,頂生小葉具柄,側生小葉無柄,
稍偏斜。聚傘花序與葉對生;總花梗長 3~5cm;花小,黃綠色;花萼淺杯狀,花瓣 5片,長圓形;雄蕊 5 枚;花盤淺杯狀。漿果近球形,直徑 7~10mm。花期 6~9 月,果期 7~11 月。采收時間為 4~8 月份。
產地生源:湖南、雲南、廣西、廣東、江西、貴州、湖北、福建(南靖、上杭、龍岩、連城、長汀、永安、三明、沙縣、寧化、建寧、南平、建甌、建陽、武夷山、浦城、順昌、光澤)等海拔 400~1300 米的山地灌叢中、林中、石上、河邊。
化學成分: 主要含有二氫楊梅素(dihydromyricetin ),楊梅素( myricetin )、槲皮素(quercetin)、槲皮素,花旗松素( taxifolin)、洋芹苷(apiin)等黃酮類物質。其主要成分為二氫楊梅素。 
 
 
 

 

二氫楊梅素的功效

二氫楊梅素為葡萄屬植物藤茶的提取物,是藤茶中的主要活性成分黃酮類化合物,此類物質具有清除自由基、抗氧化、抗血栓、抗腫瘤、消炎等多種奇特功效;而二氫楊梅素是較為特殊的一種黃酮類化合物,在解除醇中毒、預防酒精肝、脂肪肝、抑制肝細胞惡化、降低肝癌的發病率、抗高血壓、抑制體外血小板聚集和體內血栓的形成、降低血脂和血糖水平,提高 SOD 活性以及保肝護肝等方面具有特殊功效。

藤茶提取物 - 二氫楊梅素簡介

藤茶,是葡萄科蛇葡萄屬的一種野生木質藤本植物,提取成分為二氫楊梅素,其中主要活性成分為黃酮類化合物,此類物質具有清除自由基、抗氧化、抗血栓、抗腫瘤、消炎等多種奇特功效;而二氫楊梅素是較為特殊的一種黃酮類化合物,除具有黃酮類化合物的一般特性外,還具有解除醇中毒、預防酒精肝、脂肪肝、抑制肝細胞惡化、降低肝癌的發病率等作用。是保肝護肝,解酒醒酒的良品。

HPLC法測定二氫楊梅素含量的操作規程

起草單位:長沙上禾生物科技有限公司

目  的:HPLC法測定二氫楊梅素含量的操作規程

責任人:QC員。

內  容:

1、 試劑

1.1 甲醇(HPLC級)

1.2 蒸餾水(AR級)

1.3冰醋酸(HPLC級)

2、 對照品

二氫楊梅素(購自中國藥品生物制品檢定所)

3、 儀器和用具

3.1 電子天平(1/100000)

3.2 玻璃儀器:100ml容量瓶

3.3 安捷倫1220 HPLC

4、液相條件

4.1流動相:甲醇:水:冰醋酸=50:50:1

4.2檢測波長:292nm

4.3流速:1ml/min

4.4柱溫:30℃

5 、  操作步驟

5.1 對照品溶液的制備  精密稱取在110℃乾燥至恆重的二氫楊梅素對照品10mg,置50ml容量瓶中,加50%甲醇適量,超聲處理10min使溶解,放冷,加50%甲醇至刻度,搖勻,備用。

 5.2樣品溶液制備  精密稱取在110℃乾燥至恆重的二氫楊梅素樣品10mg,置50ml容量瓶中,加50%甲醇適量,超聲處理10min使溶解,放冷,加50%甲醇至刻度,搖勻,備用。

6、檢測

取對照品溶液和樣品溶液0.22μm針孔過濾器過濾,進樣20µl,根據峰面積計算樣品含量。

含量按以下公式計算:

    A2 x C1 x T

R=------------------------- x 100

A1 x C2

C1: 對照品的參考濃度,mg/ml

C2: 樣品的參考濃度,mg/ml

A1: 對照品溶液的色譜主峰值面積

A2: 樣品溶液的色譜主峰值面積

T:  對照品的含量

藤茶生產工藝流程

  藤茶提取物-二氫楊梅素生產工藝流程:
 
原料挑洗去雜粉碎乙醇提取濃縮離心上大孔樹脂柱20%,40%,60%,80%乙醇分別洗脫
分段收集脫色結晶乾燥混合、篩分、包裝檢測合格后入庫 
 
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