词
画,单
;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,方酸与脲及其
顺利发脱水缩合,合成了一类方酸单酰胺化合——氨甲酰类氮氧方酸3。
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,方酸与脲及其顺利发脱水缩合,合成了一类方酸单酰胺化合——氨甲酰类氮氧方酸3。
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