English translation for "ketal"
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- 酮缩醇
酮缩酮
Related Translations:
- Example Sentences:
| 1. | Catalytic synthesis of butanone glycol ketal with phosphowolframic acid 磷钨酸催化合成丁酮乙二醇缩酮 | | 2. | Catalytic synthesis of ethyl acetoacetate ethylene glycol ketal by ammonium ferric sulfate 硫酸铁铵催化合成乙酰乙酸乙酯乙二醇缩酮 | | 3. | Catalytic synthesis of cyclohexanone glycol ketal by coal activated carbon modified by kmno4 as a catalyst 高锰酸钾改性煤基活性炭催化合成环己酮乙二醇缩酮 | | 4. | Four c - ch3 , six aromatic carbons , six carbons of mycosamine were the characteristics of candicidin d , one ketal corresponding to mycosamine and four ketons indicated that no hemiketal formed between c - 15 and c - 19 in fr - g08b or candicidin d . however , such hemiketal was usually thought having been formed 用这个探针,对链霉菌fr - 008的基因文库进行杂交筛选,获得了3个阳性克隆,经southern杂交分析,发现它们均含有6 . 4kb共同的阳性片断。 | | 5. | The traditional catalyst used in acetal ( ketal ) synthetic reaction is strong inorganic acid . but there is some limits to its use because of its side reaction , strong erosion and liability to pollute the environment . molybdophosphoric acid is used as catalyst and three condensation products are prepared through the direct reaction of aldehydes ( ketones ) and ethylene . in addition , several elements of affecting the reaction is researched . it is proved that molybdophosphoric acid is very active as catalyst in less addition , the product yield is quite high and the quality of reuse is quite good 缩醛(酮)合成反应的传统催化剂为无机强酸,但由于副反应多、腐蚀性强和易污染环境等缺点,其使用受到限制.用磷钼酸为催化剂,通过醛(酮)与乙二醇直接反应得到了三种缩合产物.对影响反应的诸因素进行研究,结果表明,用磷钼酸作催化剂,用量小,活性高,产品收率较高,且重复使用性能较好 | | 6. | Abstract : the traditional catalyst used in acetal ( ketal ) synthetic reaction is strong inorganic acid . but there is some limits to its use because of its side reaction , strong erosion and liability to pollute the environment . molybdophosphoric acid is used as catalyst and three condensation products are prepared through the direct reaction of aldehydes ( ketones ) and ethylene . in addition , several elements of affecting the reaction is researched . it is proved that molybdophosphoric acid is very active as catalyst in less addition , the product yield is quite high and the quality of reuse is quite good 文摘:缩醛(酮)合成反应的传统催化剂为无机强酸,但由于副反应多、腐蚀性强和易污染环境等缺点,其使用受到限制.用磷钼酸为催化剂,通过醛(酮)与乙二醇直接反应得到了三种缩合产物.对影响反应的诸因素进行研究,结果表明,用磷钼酸作催化剂,用量小,活性高,产品收率较高,且重复使用性能较好 |
- Similar Words:
- "ketabel araby al" English translation, "ketafine-balana front" English translation, "ketagalan people" English translation, "ketaject" English translation, "ketaka" English translation, "ketal (= ketone acetal)" English translation, "ketal formation" English translation, "ketal linkage" English translation, "ketala" English translation, "ketalar" English translation
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