Abstract : The electron impact mass spectra of ten new C2-symmetric chiral bis(oxazoline) and bis(thiazoline) have been studied.
摘要 : 本文研究了十个新C2对称手性双恶啉和双啉等两个电子轰击谱。
Abstract : The electron impact mass spectra of ten new C2-symmetric chiral bis(oxazoline) and bis(thiazoline) have been studied.
摘要 : 本文研究了十个新C2对称手性双恶啉和双啉等两个电子轰击谱。
Iodimetry was applied to determine cysteamine products,2 mercapto thiazoline saturated cysteamine,and 2 mercapto thrazoline saturated hydrochloric solution(blank).
讨论了啉水解法生产巯乙胺产品中巯乙胺含量测定方法。
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