The mass spectra of ureide-type noncyclic polyethers with 2(3H)-benzoxazolone as end groups were studies.
研究了以2(3H)-苯并唑酮为端、具有酰脲结构非环多醚化合物质谱。
The mass spectra of ureide-type noncyclic polyethers with 2(3H)-benzoxazolone as end groups were studies.
研究了以2(3H)-苯并唑酮为端、具有酰脲结构非环多醚化合物质谱。
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