English translation for "methanesulfonic acid"
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- 甲磺酸
Related Translations:
- Example Sentences:
| 1. | Liquid phase alkylation of benzene with 1 - dodecene catalyzed by methanesulfonic acid
十二烯在甲烷磺酸催化剂中的液相烷基化 | | 2. | Abstract : methanesulfonic acid method was used to prepare five acylated chitins . except heptanoyl chitin , four of them , i . e . acetyl chitin , propionyl chitin , butyryl chitin and hexanoyl chitin , had high degree of substitution ( from 1 . 5 to 2 . 0 ) and exhibited lyotropic liquid crystalline behavior and cholesteric phase . as the length of the side chain increased the critical concentration ( w / w ) somewhat increased from 0 . 21 to 0 . 26 because the chain rigidity dropped . the critical concentration values of all the four derivatives were much higher than that of chitin ( 0 . 12 ) due to the decrease of intramolecular hydrogen bonds . the four acylated chitin can form typical banded texture after being sheared . there minimum concentrations to form banded texture of them were evidently different , varied from 0 . 25 ( for acetyl chitin ) to 0 . 37 ( for hexanoyl chitin ) . these results further indicated that liquid crystallinity decreased while the length of flexible side substituents increased
文摘:四种羧酰化甲壳素即乙酰化、丙酰化、丁酰化和己酰化甲壳素在二氯乙酸溶液中均呈现胆甾型溶致液晶相.临界浓度随侧基长度增加而略有增加，衍生物的临界浓度明显都比原甲壳素高许多，这些规律都可以用链刚性的变化来解释.四种羧酰化甲壳素在剪切时均能形成条带织构，而且能形成条带织构的最低浓度有明显差别，随侧基长度增加而提高，进一步表明侧基较长，液晶性减少 |
- Similar Words：
- "methanearsonic acid" English translation, "methanedrainageborehole" English translation, "methaneoxidation" English translation, "methanesulfonamide" English translation, "methanesulfonate" English translation, "methanesulfonyl chloride" English translation, "methanesulfonyl fluoride msf fumette" English translation, "methanesulfonylchloride" English translation, "methanesulphonate" English translation, "methanesulphonyl fluoride" English translation
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