西藏高山松松脂分析

INVESTIGATION ON OLEORESIN FROM ALPINE PINE IN TIBET

西藏高山松松脂为白色半流体，含油率达２０％左右，质量较好。松脂中含有４６种以上的化学成分。它们主要由α－蒎烯、β－蒎烯、△￣３－蒈烯、山达海松酸、长叶松酸、左旋海松酸、枞酸、新枞酸和湿地松酸等组成。松脂中含有３０．０％～３３．０％的单萜、０．７％～１．４％的倍半萜和６６．０％～６８．

The oleoresin of Alpine pine from Tibet is white and half-liquid, it contains about 20% turpentines,e quality is nice.The chemical components over 46. Mainly,there are α-pinene,β-pinene, △3-Carene,sandaracopimaric acid,levopimaric acid, abetic acid and neoabietic acid, communic acid etc..The oleoresin contains 30. 0% ～ 33. 0% monoterpenes, 0. 7%～1. 4% sesquiterpenesand 66. 0% ～ 68. 0% diterpenes.