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
妖精视频在线观看国产一区无码 | 久久96国产精品久久99软件 | 苍井优成人AV在线 | 无码人妻丰满熟妇一区二区三区 | 精品国产污污免费网站入口 | 小向美奈子乳巨无在线 | 农村婬乱男女A片爽视频麻豆软件 | 苍井空亚洲精品AA片在线播放 | 日本AAAA片毛片免费观蜜桃 | 丰满人妻一区二区三区 | 日本少妇内射XXXⅩⅩⅩ | 4444西西大胆无码视频 | eeuss影院www免费| 国产高清 精品丝瓜 | 国产高清主播白浆喷水视频在线观看 | 红桃无码精品一区二区 | 一级A片国语普通话对白 | 少妇一级婬片免费看… | 鲁鲁鲁鲁狠鲁一鲁爽爽爽 | 91在线无码精品秘 国产阿朱 | 欧美乱大交做爰XXXⅩ | 国产三级片一区二区三区 | 国产一级a毛一级a视频 | 国产黄色视频在线观看播放 | 大白屁股白浆XXⅩSS | 国产精品久久久久亚洲AV | 黄色视频里在线观看 | 国产熟妇被又大又粗又爽 | 国产精品免费的黄网站 | 无码人妻AV一区二区 | 媚黑极品魔都绿帽人妻找黑人 | 日韩中文字幕电影在线观看 | 无码人妻一区二区三区线肥胖 | 国产精自产拍久久久久久蜜 | 好爽又高潮了毛片免费下载 | 国产精品成人国产乱一区 | 成人人人人人欧美片做爰 | 成年免费视频黄网站在线观看 | 国产精品国产三级国芦专播精品人 | 国产一级特黄AAA大片 | 久久久亚洲综合久久久久久 |