| 单词 | methane sulphonic acid |
| 释义 | > as lemmasmethane sulphonic acid methane sulphonic acid n. (also methane sulfonic acid) a corrosive substance, CH3SO2OH, which melts at around room temperature (&c.20°C) and is used as a catalyst in esterification, alkylation, and polymerization reactions. ΚΠ 1892 H. F. Morley & M. M. P. Muir Watts' Dict. Chem. (rev. ed.) III. 252/2 Methane sulphonic acid,..syrup which decomposes above 130°. 1987 New Scientist 26 Nov. 33/3 Traces of methanesulphonic acid (MSA) found in cores drilled from the Antarctic ice have provided more information about biological activity in the oceans during the most recent ice age. < as lemmas |
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