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Merck

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), (−) - 表儿茶素(4β -8) - (−) - 表儿茶素

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About This Item

经验公式(希尔记法):
C30H26O12
CAS号:
分子量:
578.52
MDL號碼:
分類程式碼代碼:
85151701
PubChem物質ID:
NACRES:
NA.24

等級

analytical standard

品質等級

化驗

≥90% (HPLC)

技術

HPLC: suitable
gas chromatography (GC): suitable

應用

food and beverages

格式

neat

儲存溫度

2-8°C

SMILES 字串

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 密鑰

XFZJEEAOWLFHDH-NFJBMHMQSA-N

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一般說明

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。

應用

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。

包裝

无底玻璃瓶。内含物在插入的融合锥体内。

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)


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分析证书(COA)

Lot/Batch Number

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访问文档库

Stavroula Stoupi et al.
Drug metabolism and disposition: the biological fate of chemicals, 38(2), 287-291 (2009-11-17)
Procyanidins are important biologically active compounds, but the pathway and extent of absorption and metabolism are controversial. We conducted a mass balance study to evaluate the total radioactivity excreted in urine and feces after oral administration of [(14)C]procyanidin B2 to
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.
Mathias Jung et al.
Molecular nutrition & food research, 53(10), 1263-1280 (2009-09-19)
Apples (Malus spp., Rosaceae) and products thereof contain high amounts of polyphenols which show diverse biological activities and may contribute to beneficial health effects, like protecting the intestine against inflammation initiated by chronic inflammatory bowel diseases (IBD). IBD are characterized
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)
Javier I Ottaviani et al.
The American journal of clinical nutrition, 95(4), 851-858 (2012-03-02)
Accumulating data show a causal role for flavanols in the mediation of cardiovascular benefits associated with the consumption of flavanol- and procyanidin-containing foods. Evidence for a direct causal role for procyanidins in this context is far less profound due to

商品

Antioxidants protect biological systems from oxidative damage produced by oxygen-containing free radicals and from redoxactive transition metal ions such as iron, copper, and cadmium.

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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