【摘要】 <正> 一、前言 红松属于松科(Pina ceae),大多数木材的心材,具有色深,不易被液体和气体浸透,耐腐朽性较强,对菌和昆虫的抵抗性较强及引起酸法制浆蒸煮障碍等特性。这种特性无疑是同木材中的酚类抽提物成分有关。 H. Erdtman于1939年从欧洲赤松(Pinus Silvestris)心材中成功地分离出更多还原

【Abstract】 By means of the general basic extract, TLC and Column chromatography method, the authors isolated two kinds of crystallizable compound extracts of phenol. Comparing them with melting point, crystallizable form, characteristic reaction and IR of standard substance, the authors consider that these compounds are pinosylvin monomethyl ether (3-hydoxy-5-methoxy stilbene) and pinobanksin (3,5,7-trihydroxy flavanone) respectively.更多还原