| Product name： | Procyanidin B2 |
| Synonym： | Proanthocyanidin B2 |
| Purity： | 98% + by HPLC |
| Analysis Method： | |
| Identification Method： | |
| Appearance： | Off-white powder |
| Chemical Family： | Polyphenols |
| Canonical SMILES： | O[C@H]1[C@H](OC2C=C(O)C=C(O)C=2[C@@H]1C1C2O[C@@H]([C@H](O)CC=2C(O)=CC=1O)C1=CC(O)=C(O)C=C1)C1=CC(O)=C(O)C=C1 |
| Botanical Source： | Occurs in Crataegus, Cotoneaster, Nelia meyeri, Malus and Aesculus spp. peanut skins and buckwheat grain |