Synthetic methods of vanillin include o-methoxyphenol method, lignin method, safrole method, eugenol method, methyl hydroxybenzene method and microbial method.
生产方法主要有愈创木酚法、 木质素法、 黄樟素法、 丁香酚法、 甲酚法和微生物法等。
In GC-MS analysis, 9 major constituents accounting for 86.1% of the total essential oil, of which methyleugenol (22.9%) was the most, followed by safrole (19.8%).
