peg as phase transfer catalyst
peg as phase transfer catalyst
聚乙二醇作为相转移催化剂
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Allyl trisulfide was prepared with PEG-400 as phase transfer catalyst to raise the yield of the product and the content of the allyl trisulfide in the product.
以PEG - 400为相转移催化剂合成三硫二丙烯，以提高收率和产品中三硫二丙烯含量。
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