秋霞午夜鲁丝一区二区老狼,亚洲中文字幕在线观看,特级西西444www大胆高清无视频,婬荡欲女搡BBBB搡BBB视频,国内精品国产成人国产三级

Home > Category > > > > Pristimerin

Pristimerin

Inquiry
In stock
Inquiry
In stock
Inquiry
In stock
Inquiry
In stock
Inquiry
In stock
Inquiry
In stock
Inquiry
In stock
Inquiry
In stock
Inquiry
In stock
Inquiry
In stock
2mg 2毫克 5毫克 10毫克 20毫克 50毫克 100毫克 200毫克 500毫克 1克
  • Product Overview
  • Product details
  • Related literature
Product Overview
Product Name Pristimerin
CAS1258-84-0
FormulaC30H40O4
MW464.64
Appearance 紅色粉末
Melting point218-219 °C
Boiling point607.7±55.0 °C | Condition: Press: 760 Torr
PKa8.60±0.70 | Condition: Most Acidic Temp: 25 °C
Product details

WKQ-0000090

中文名稱:扁塑藤素

中文別名:扁蒴藤素

英文名稱:Pristimerin

英文別名:24-Nor-D:A-friedooleana-1(10),3,5,7-tetraen-29-oic acid, 3-hydroxy-2-oxo-, methyl ester (8CI);D:A-Friedo-24-noroleana-1(10),3,5,7-tetraen-29-oic acid, 3-hydroxy-2-oxo-, methyl ester, (20α)-;Pristimerin (7CI);2-Picenecarboxylic acid, 1,2,3,4,4a,5,6,6a,11,12b,13,14,14a,14b-tetradecahydro-10-hydroxy-2,4a,6a,9,12b,14a-hexamethyl-11-oxo-, methyl ester, (2R,4aS,6aS,12bR,14aS,14bR)-;2-Picenecarboxylic acid, 1,2,3,4,4a,5,6,6a,11,12b,13,14,14a,14b-tetradecahydro-10-hydroxy-2,4a,6a,9,12b,14a-hexamethyl-11-oxo-, methyl ester, [2R-(2α,4aβ,6aβ,12bβ,14aα,14bβ)]-;Celastrol, methyl ester;NSC 99281;

分子式:C30H40O4

分子量:464.64

CAS號:1258-84-0

純度:HPLC≥98%

熔點:218-219 °C

沸點:607.7±55.0 °C | Condition: Press: 760 Torr

密度:1.16±0.1 g/cm3 | Condition: Temp: 20 °C Press: 760 Torr

酸系度數(shù):8.60±0.70 | Condition: Most Acidic Temp: 25 °C

儲存條件:-20℃,干燥、避光、密封

規(guī)格:5mg10mg20mg50mg100mg500mg1g2g等應(yīng)客戶需求包裝

供應(yīng)單位:四川省維克奇生物科技有限公司

供應(yīng)電話:028-81700200/4008005713

四川省維克奇生物科技有限公司生產(chǎn)中藥類標(biāo)準(zhǔn)品和天然植物有效單體,主打中藥對照品/標(biāo)準(zhǔn)品/天然植物有效單體,化學(xué)合成,抗生素三大板塊。公司推出丹參系列、龍膽系列、蟲草系列等,敬請關(guān)注! 新批次有現(xiàn)貨,歡迎咨詢。

Related literature
Identification and comparison of compounds in commercial Tripterygium wilfordii genus preparations with HPLC-QTOF/MS based on molecular networking and multivariate statistical analysis
Source:SCI:JOURNAL OF PHARMACEUTICAL AND BIOMEDICAL ANALYSIS Author:Ge Xun Notes:影響因子:3.571
Reference description

Spectra grade methanol and acetonitrile were purchased from Tedia (Fairfeild, USA). HPLC-grade formic acid was purchased from Kermel Chemical Reagent Co., Ltd. (Tianjin, China). Purified water was purchased from Wahaha (Zhejiang, Hangzhou, China). The reference standards triptolide, triptonide, triptophenolide, tripterifordin, wilforgine, wilforine, celastrol, demethylzeylasteral, wilforlide A, and pristimerin were purchased from Sichuan Weikeqi Biological Technology Co., Ltd. (Sichuan, China), and their purity was greater than 98%. Commercial Tripterygium glycosides tablets (TGT) were purchased from 13 factories (A-J), three batches of commercial Tripterygium wilfordii tablets (TWT) were from one factory (K), six different batches of commercial Tripterygium hypoglaucum hutch tablets (THHT) were purchased from two factories (L and M).

Related
Sorry, no related items
History
Sorry, no related items
Service
Hotline
028-81700200
Hotline
400-800-5713
Online service time: 9:00-18:00 on weekdays
丰满的岳 6699| 日本熟妇人熟BBW熟伦 | 国产精品国产成人国产三级 | 红桃视频一区二区三区免费 | 成人纯肉无码在线观看 | 日本人妻一区二区三区 | 欧美成人A片色情分区 | 成人国产片女人爽到高潮免费 | 国产精品久久久久久亚洲色 | 嗯~进去~好大~好满视频 | 天天躁日日躁白天躁晚上躁 | 成人国产精品秘 鲁鲁 | 农村熟妇高潮精品A片 | 无遮挡毛片免费观看视频 | 最近中文字幕在线播放中 | 男女做受A片AAAA | 成人做爰A片一区二区app | 91久久人澡人人添人人爽 | 国产精品久免费的黄网站 | 欧美X X888做受 | 无码人妻久久一区二区三区蜜桃 | 91久久久无码国产一区二区蜜臀 | 免费观看成人毛片A片小说 少妇的BBBB爽爽爽自慰 | 国产精品蜜月Aⅴ在线 | 国产无套丰满白嫩对白 | 寡妇高潮一级毛片免费看小说 | 国产囗爆吞精一区二区 | 丝袜 美腿 性爱 电影 麻豆 | 无码成人网站www入口 | 日日鲁鲁夜夜爽爽爽狠狠 | 久久久91精品視頻亞洲一區二區 | 美女赤裸视频网站不卡免费观看 | 影音先锋中文字幕资源 | 无码熟妇人妻一区二区三区 | 国产精品嫩草AV城中村 | 天津熟女露脸91熟女人妻 | 欧美啪啪啪一区二区三区 | 搡老女人老91妇女老熟女 | 四lll少妇BBBB槡BBBB | 国产A级毛片久久久久久 | 116少妇做爰毛片 |