| 单词 | citraconic anhydride |
| 释义 | > as lemmascitraconic anhydride citraconic anhydride n. [after German Citrakon-Anhydrid (1852 in the passage translated in quot. 1856; now usually Citraconanhydrid)] a liquid which is the cyclic anhydride of citraconic acid.Formula: C5H4O3. ΚΠ 1856 H. Watts tr. L. Gmelin Hand-bk. Chem. X. 436 Citraconic anhydride [Ger. Citrakon-Anhydrid]..is finally converted, with further absorption of ammonia, into a yellow viscid mass. 1931 Proc. Royal Soc. B. 108 573 For the chemical separation we made use of the different reactivity of the irradiation products to maleic or citraconic anhydride. 2009 W. L. F. Armarego & C. Li Lin Chai Purification Lab. Chemicals (ed. 6) iv. 156 Distillation at atmospheric pressure, or prolonged distillation causes rearrangement to citraconic anhydride. < as lemmas |
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