;
画,单
,黑白
式磁带;A kind of monosubstituted squaric amide ——mono carbamoyl amide of squaric acid 3(MCASAQ) was prepared by the condensation of squaric acid (SQ) with urea or its derivatives in water.
以水为介质,
酸与脲及其衍生物顺利发生脱水缩合,合成了一类酸单酰胺化合物——氨甲酰类氮氧酸3。
等的，等于mononucleosis）A kind of monosubstituted squaric amide ——mono carbamoyl amide of squaric acid 3(MCASAQ) was prepared by the condensation of squaric acid (SQ) with urea or its derivatives in water.
以水为介质,酸与脲及其衍生物顺利发生脱水缩合,合成了一类酸单酰胺化合物——氨甲酰类氮氧酸3。
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