CH3-CH(C2H5)-CH(CH3)-(CH2)3-CH3中的CH(C2H5)是C上连着一个乙基么有人说这个东西和CH3-CH2-CH(CH3)-CH(CH3)-CH2-CH2-CH2-CH3是一样的,那么里面的-CH(C2H5)-和-CH2-CH(CH3)-相等么,为什么?为什么相等,怎么看?

cH3-CH(C2H5)-CH(CH3)(C2H5)-CH3的名称 CH3-CH(C2H5)-CH(CH3)-(CH2)3-CH3是什么 ch3ch2ch(ch3)ch(c2h5)ch(ch3)ch3 是什么东西? CH3-CH(CH3)-CH(C2H5)-CH3怎么命名 CH3CH(CH3)CH(C2H5)C(CH3)3 CH3CH(CH3)CH(C2H5)C(CH3)3 CH3-CH2-(CH3)C(CH3)-CH(C2H5)-CH3 是什么 CH3-CH(CH3)-CH(CH3)-CH(C2H5)-CH2(CH3）系统命名法是什么 有机化学命名.CH3 CH3-CH-CH-CH=CH-CH3有机化学命名.CH3 CH3-CH-CH-CH=CH-CH3 C2H5 CH3-C(CH3)2-CH3-CH(C2H5)-CH(CH3)-CH3的系统命名 (CH3)2C(C2H5)CH(C2H5)CH3 系统命名法 (ch3)2chch2(c2h5)ch(ch3)chc(ch3)3命名 ch3ch(c2h5)ch(c2h5)ch(ch3)2叫啥? CH3CH(CH3)CH(C2H5)CHCH3怎么命名? CH3CH(C2H5)CH(CH3)2的名称 CH3-CH3-C(CH3)-CH(C2H5)-CH3的正确命名CH3-CH3-C(CH3)2-CH(C2H5)-CH3的正确命名 用系统命名法命名下列物质,1 CH3-CH-CH2-CH-CH-CH2-CH2-CH3∣ ∣ ∣C2H5 C2H5 CH32 CH3-CH-CH2-CH2-CH-CH-CH3∣ ∣ ∣CH3 C2H5 C2H5CH3 C2H53 ∣ ∣CH3-CH-CH2-CH-CH∣ ∣C2H5 CH(CH3)24 CH3CH-CH2CH3∣C2H5C2H55 ∣CH3-CH-CH2-CH-CH-CH3∣ CH3CH(CH3)C(CH3)2CH(C2H5)CH2CH2CH3