生产1、4-二羟基萘甲酸、甲萘醌,销售自产产品。
Production 1, 2 hydroxy beta 4 - formic acid, a beta consignment sales produced products.
生产1 、4-二羟基萘甲酸、甲萘醌,销售自产产品。
Production 1, 2 hydroxy beta 4 - formic acid , a beta consignment sales produced products.
采用相转移催化法合成了1羟基2萘甲酸四乙酰葡萄糖酯,并进行了IR、1HNMR、MS和元素分析,证明了其结构。
Tetraacetyl glucosyl ester of 1 hydroxy 2 naphthoic acid was synthesized by PTC method and confirmed by IR, 1HNMR, MS and elemental analysis.
介绍了聚萘二甲酸乙二醇酯(PEN)的性能,并对国内外生产、应用及发展前景进行了分析。
The paper introduces the properties of polyethylene naphthalate(PEN). It's production, application and perspective are analysed both at home and abroad.
综述了近年国外对聚对苯二甲酸乙二酯和聚萘二甲酸乙二酯啤酒瓶的开发和应用,讨论了两者的利弊。
The development and use of polyester (such as PET and PEN) beer bottles abroad in recent years are reviewed, and their advantages and disadvantages discussed.
简述了聚萘二甲酸乙二醇酯(PEN)的优异性能,诸如高耐热性,良好的机械性能,阻气性和防紫外线性等等;
The enhanced properties and performances of PEN such as high heat stability, better mechanical properties, steam and ultraviolet resistance were recounted briefly.
另外这些突变体对生长素极性运输抑制剂1-萘氨甲酰苯甲酸的敏感性提高,说明这些突变影响了生长素的运输。
The mutants also displayed enhanced sensitivity to N-1-naphthylphthalamic acid, an inhibitor of polar auxin transport (PAT), indicating that the mutations affected auxin transport.
由对乙酰氧基苯甲酸、对苯二酚二乙酯、2,6-萘二甲酸及间苯二甲酸四种单体通过熔融缩聚反应,合成了全芳香族四组分共聚酯。
The wholly aromatic four-component copolyesters were prepared from p-acetoxy-benzoic acid, hydroquinone diacetate, 2,6-naphthalene dicarboxylic acid and isophthalic acid by melting polycondensation.
第三部分研究了二苯基烯丙哌嗪苯甲酸-萘酰亚胺衍生物的抗肿瘤和促凋亡性能。
The third section studied on the alternative modification of naphthalimide scaffold and evaluated their antitumor and apoptosis-inducing function.
萘二甲酸二甲酯与一些二甲基萘可以形成激基复合物。
This paper is concerned with the exciplex formation between 2, 6-dimethyl naphthalene di-carboxylate and some dimethyl naphthalenes.
萘二甲酸二甲酯与一些二甲基萘可以形成激基复合物。
This paper is concerned with the exciplex formation between 2, 6-dimethyl naphthalene di-carboxylate and some dimethyl naphthalenes.
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