103883-03-0

103883-03-0 structure

Name: Procyanidin A1
Chemical Name: (-)-epicatechin-(4β-8,2β-7)-(+)-catechin
CAS Number: 103883-03-0
Molecular Formula: C₃₀H₂₄O₁₂
Molecular Weight: 576.50
Catalog: Research Areas Inflammation/Immunology
Create Date: 2016-12-17 11:57:54
Modify Date: 2025-08-27 17:40:52
Procyanidin A1 (Proanthocyanidin A1) is a procyanidin dimer, which inhibits degranulation downstream of protein kinase C activation or Ca2+ influx from an internal store in RBL-213 cells. Procyanidin A1 has antiallergic effects[1].

Name	(-)-epicatechin-(4β-8,2β-7)-(+)-catechin
Synonyms	procyanidin A1 Proanthocyanidin A-1 epicatechin-(4β-->8, 2β-->O-->7)-catechin PROANTHOCYANIDIN A proanthocyanidin A1

Description	Procyanidin A1 (Proanthocyanidin A1) is a procyanidin dimer, which inhibits degranulation downstream of protein kinase C activation or Ca2+ influx from an internal store in RBL-213 cells. Procyanidin A1 has antiallergic effects[1].
Related Catalog	Signaling Pathways >> Others >> Others Research Areas >> Inflammation/Immunology
In Vivo	Procyanidin A1 suppress serum IgE and IgG1 levels in mice-immunized with ovalbumin[2].
References	[1]. Tomochika K, et al. Effects of peanut-skin procyanidin A1 on degranulation of RBL-2H3 cells. Biosci Biotechnol Biochem. 2011;75(9):1644-8. [2]. Takano F, et al. Aqueous extract of peanut skin and its main constituent procyanidin A1 suppress serum IgE and IgG1 levels in mice-immunized with ovalbumin. Biol Pharm Bull. 2007 May;30(5):922-7.