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碳的同位素 来自维基百科,自由的百科全书
在常规含碳物质的质谱中,由于会存在约1.1%的13C,因此除了正常的分子离子峰(M)外,还会表现出M+1峰。
在氢谱核磁(1H NMR)中,13C(自旋量子数为1⁄2)的存在会对1H偶合,而产生卫星峰。[2]
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