Using ortho-bis(porpargyl alcohol) derivatives as starting materials, we employed sulfenyl or sulfinyl chloride under base condition to generate bis-allene intermediates.

所采用的合成方式以邻位二丙炔醇为起始物，在碱性环境中与次磺氯或亚磺氯作用生成丙二烯后，再经环化反应得多并苯化合物。

The white mixture of starting materials turns green after milling, indicating the formation of polyaniline in its doped emeraldine oxidation state.

白色的初始材料混合物在球磨后变成了绿色，这表明，混合物在掺杂苯胺绿氧化状态下形成了聚苯胺。

The influence of a palladium catalyst on the microwave tritium labelling reaction and dehalogenation or addition of the starting materials are discussed.

讨论了引入钯催化剂对微波氚标记,及微波氚标记过程中脱卤和加成作用的影响。

In this paper,1 acetylaminoanthraquinone was synthesized by using 1 aminoanthraquinone and acetic anhydride as starting materials and by using acetic acid as solvent.

本文以1氨基蒽醌和乙酐为原料，乙酸作溶剂，合成了1乙酰氨基蒽醌。

Etodolac was synthesized with 7-ethyltryptophol and methyl 3-oxopentanoate as the starting materials.Highly pure etodolac was obtained by purifying the crude product with a mixing solvent.

以7-乙基色醇和3-氧代戊酸甲酯为起始原料,以甲醇为溶剂,合成了依托度酸.采用混合溶剂对粗品进行精制,得到了高纯度的依托度酸.

Methyl thioacetate was prepared by using acetyl chloride and methyl mercaptan as starting raw material in this paper.The yield of product is 69.3%.Itcan be used in seasoning flavor.

对可用于各种调味香精的食用香料硫代乙酸甲酯的合成进行了初步研究，产率达到693％，对所合成的产品做了红外光谱分析和质子核磁共振分析，确定了其化学结构。

Modified method of the preparation of isoeugenol through isomerization of eugenol in the presence of 4 times theoretical amount of KOH with eugenol type basil oil as the starting material is stated.

本文叙述以丁香罗勒油为原材料用4倍理论量的氢氧化钾为催化剂进行异构化制备异丁香酚的改进方法。