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夏微凉0905

金虫 (小有名气)

[求助] 求高手帮忙翻译6-mercaptonicotinamide

帮忙翻译6-mercaptonicotinamide 谢谢啦~
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wanglibo66

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感谢参与,应助指数 +1
夏微凉0905: 金币+15, ★★★很有帮助 2013-05-06 13:51:10
巯基烟碱或巯基尼克酰胺或巯基烟酰胺
2楼2013-05-06 07:21:13
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夏微凉0905

金虫 (小有名气)

引用回帖:
2楼: Originally posted by wanglibo66 at 2013-05-06 07:21:13
巯基烟碱或巯基尼克酰胺或巯基烟酰胺

确切的是哪个呀

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3楼2013-05-06 11:27:19
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夏微凉0905

金虫 (小有名气)

引用回帖:
2楼: Originally posted by wanglibo66 at 2013-05-06 07:21:13
巯基烟碱或巯基尼克酰胺或巯基烟酰胺

这是合成的方法,可以参考看下。谢谢了。  As 6-mercaptonicotinamide(6-MNA)is commercially not available,it was synthesized according a method developed by Forrest et al.[16].In brief,6-chloronicotinamide and thiourea were suspended in ethanol and refluxed for 6 h.Over time,the suspension turned light yellow.The reaction mixture was allowed to cool down to room temperature and stirred over night.The resulting salt S-(5-carbamyl-2-pyridyl)thiouronium chloride was then separated by filtration and brought to dryness.The dry thiouronium salt was decomposed through addition of alkaline solution and stirred for 45 min at room temperature.Acetic acid was added to adjust the pH to 4,whereby the light yellow suspension turned to a dark yellow color.The resulting 6-MNA was isolated by?ltration,washed with water and brought to dryness.
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4楼2013-05-06 13:38:59
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angus351991

铜虫 (小有名气)

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夏微凉0905: 金币+3, ★★★很有帮助 2013-05-10 00:52:46
6 - 巯基烟酰胺,根据谷歌翻译结果,综合合成反应,单词中间应该有空格,如下:6-mercapto nicotinamide
5楼2013-05-06 15:07:55
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wanglibo66

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3楼: Originally posted by 夏微凉0905 at 2013-05-06 11:27:19
确切的是哪个呀
...

烟碱或尼克酰胺或烟酰胺
是一个东西,用那个名都可以
6楼2013-05-07 07:34:41
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夏微凉0905

金虫 (小有名气)

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6楼: Originally posted by wanglibo66 at 2013-05-07 07:34:41
烟碱或尼克酰胺或烟酰胺
是一个东西,用那个名都可以...

知道啦,谢谢!

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7楼2013-05-10 00:53:24
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