@被谱合解析一 Problem 15 质谱 108 100 me M/% 150()100 151(M+1)9.9 152(M+2)0.9 求昌 150()150(M)=28.7 l51(+1)=280 152(+2)0.26 304050700101012b13014010-117180190 n/e 案外光谐 λnax/am λaxnm 252 264 158 248(s)· 147 243(S)· 78 25T 194 ·(S)=肩峰