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42157

Supelco

Procyanidin B2

analytical standard

Sinonimo/i:

(−)-Epicatechin (4β-8)-(−)-epicatechin, 4,8″-Bi-[(+)-epicatechin], cis,cis″-4,8″-Bi(3,3′,4′,5,7-pentahydroxyflavane), Proanthocyanidin B2

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About This Item

Formula empirica (notazione di Hill):
C30H26O12
Numero CAS:
29106-49-8
Peso molecolare:
578.52
Numero MDL:
MFCD01861513
Codice UNSPSC:
85151701
ID PubChem:
329756197
NACRES:
NA.24

Grado

analytical standard

Livello qualitativo

100

Saggio

≥90% (HPLC)

tecniche

HPLC: suitable
gas chromatography (GC): suitable

applicazioni

food and beverages

Formato

neat

Temperatura di conservazione

2-8°C

Stringa SMILE

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
XFZJEEAOWLFHDH-NFJBMHMQSA-N

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Categorie correlate

Descrizione generale

Procyanidin B2 is a B type of proanthocyanidin, that is present in plants, especially in grape seeds, apples and cacao seeds, which is known to possess anti-inflammatory properties and antioxidant properties.

Applicazioni

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Confezionamento

Bottomless glass bottle. Contents are inside inserted fused cone.

Codice della classe di stoccaggio

11 - Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

Eyeshields, Gloves, type N95 (US)

Scegli una delle versioni più recenti:

Certificati d'analisi (COA)

Lot/Batch Number
BCCF7520
BCBZ9111
BCBT2732
BCBR2329V
BCBP1794V

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Cinnamtannin A2 phyproof® Reference Substance

PHL83372

Cinnamtannin A2

USP

USP

1539803

Maritime pine extract

(−)-Epicatechin ≥98% (HPLC), from green tea

Sigma-Aldrich

E4018

(−)-Epicatechin

Digalactosyl diglyceride ≥93% (TLC), from whole wheat flour, lyophilized powder

Sigma-Aldrich

D4651

Digalactosyl diglyceride

(−)-Epicatechin ≥90% (HPLC)

Sigma-Aldrich

E1753

(−)-Epicatechin

(+)-Catechin analytical standard

Supelco

43412

(+)-Catechin

Epicatechin primary reference standard

03940590

Epicatechin

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
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