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42157

Supelco

原花青素 B2

analytical standard

别名:

4,8″-二-[(+)-表儿茶素], 原花青素 B2, 顺式,顺式″-4,8″-二(3,3′,4′,5,7-五羟基黄烷), （＆＃8722;） - 表儿茶素（4＆＃946; -8） - （＆＃8722;） - 表儿茶素

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About This Item

经验公式（希尔记法）:
C30H26O12
CAS号:
29106-49-8
分子量:
578.52
MDL编号:
MFCD01861513
UNSPSC代码:
85151701
PubChem化学物质编号:
329756197
NACRES:
NA.24

等级

analytical standard

质量水平

100

方案

≥90% (HPLC)

技术

HPLC: suitable
gas chromatography (GC): suitable

应用

food and beverages

包装形式

neat

储存温度

2-8°C

SMILES字符串

O[C@@H]1Cc2c(O)cc(O)c([C@@H]3[C@@H](O)[C@H](Oc4cc(O)cc(O)c34)c5ccc(O)c(O)c5)c2O[C@@H]1c6ccc(O)c(O)c6

InChI

1S/C30H26O12/c31-13-7-20(37)24-23(8-13)41-29(12-2-4-16(33)19(36)6-12)27(40)26(24)25-21(38)10-17(34)14-9-22(39)28(42-30(14)25)11-1-3-15(32)18(35)5-11/h1-8,10,22,26-29,31-40H,9H2/t22-,26-,27-,28-,29-/m1/s1

InChI key

XFZJEEAOWLFHDH-NFJBMHMQSA-N

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相关类别

一般描述

原花青素 B2 是 B 型原花色素，存在于植物中，特别是葡萄籽，苹果和可可种子中，已知其具有抗炎特性和抗氧化特性。

应用

有关合适仪器技术的更多信息，请参考产品 分析证书。如需进一步支持，请联系技术服务。

包装

无底玻璃瓶。内含物在插入的融合锥体内。

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
WXBF1788V
BCCK0997
BCCH6360
BCCF7520
BCBZ9111

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Absorption and urinary excretion of procyanidin B2 [epicatechin-(4?-8)-epicatechin] in rats
Baba S, et al.
Free Radical Biology & Medicine, 33, 142-148 (2012)
Stavroula Stoupi et al.
Molecular nutrition & food research, 54(6), 747-759 (2009-11-28)
The catabolism by human faecal microbiota of (-)-epicatechin (1) (2, 3-cis stereochemistry) and its dimer pure procyanidin B2 (2), has been compared using a static in vitro culture model. The catabolites were characterised by LC-MS(n), UV absorption and relative retention
Nabeelah Bibi Sadeer et al.
Journal of pharmaceutical and biomedical analysis, 174, 19-33 (2019-06-04)
Africa is famous for its floral biodiversity, exploited by local people for therapeutic purposes. However, such plants need to be scrutinised scientifically for the presence of bioactive compounds and possible biological properties. This study attempts for the first time to
Procyanidin B2 gallates inhibit IFN-? and IL-17 production in T cells by suppressing T-bet and ROR?t expression
Tanaka S, et al.
International Immunopharmacology, 44, 87-96 (2017)
Daniela Rossin et al.
Antioxidants (Basel, Switzerland), 8(6) (2019-06-04)
Exaggerated Toll-like receptor (TLR)-mediated immune and inflammatory responses play a role in inflammatory bowel diseases. This report deals with the ability of a mixture of oxysterols widely present in cholesterol-rich foods to induce in vitro intestinal inflammation through TLR up-regulation.
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膳食抗氧化剂

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实验方案

HPLC Analysis of Polyphenols in Nero d'Avola Red Wine on Discovery® HS C18 (UV 280 nm)

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