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ClCH2CH2CHO CH3CH2CHO CH3CHClCHO CH3CHBrCHO
CH3CH2Cl CH3CH2OH CH3CH3 CH3CH(CH3)2
(CH3 )2CHCOOC2H5 CH3CH2COO(CH2 ) 2CH3 CH3 (CH2 )3COOCH3
CH3Cl
CH3CH2CH2CH2Cl
CH2ClCH2Cl
CH2ClCH2CH2CH2Cl
CH3CH2CH2COCH3 (CH3)2CHCOCH3 (CH3)3CCHO CH3CH2COCH2CH3
ClCH2CH2CHO; CH3CH2CHO; CH3CHClCHO; CH3CHBrCHO。
CH3-OOC-CH2CH3 (CH3)2CH-O-CH(CH3)2 CH3-OOC-CH2-COO-CH3 CH3CH2-OOC-CH2CH2-COO-CH2CH3
CH3CH2CH2COCH3 (CH3)2CHCOCH3 (CH3)3CCHO CH3CH2COCH2CH3
CO CO2 CH3CH3 CH3CH2OH CH2ClCH3
五组峰(6:1:2:1:6) 三组峰(2:6:2) 三组峰(6:1:1) 四组峰(6:6:2:2)
4个单峰 3个单峰,1个三重峰 2个单峰 2个单峰,1个三重峰和1个四重峰
CH3-OOC-CH2CH3 (CH3)2CH-O-CH(CH3)2 CH3-OOC-CH2-COO-CH3 CH3CH2-OOC-CH2CH2-COO-CH2CH3
1个单峰 3个单峰 2组峰:1个为单峰,1个为二重峰 2组峰:1个为三重峰,1个为五重峰
CH3CH2CH2OCH3 CH3CH2CH2CH2OH CH3CH2OCH2CH3 (CH3)2CHCH2OH
R 1 -(CH2 )3 -COOCH3 R 1 -(CH2 ) 4 -COOH R 1 -CH2 (CH3 )-CH2 -CH-COOH B 或C
B.是任意一种基团(或H.原子),W.为2价有机基团,又称为该同系列的化合物的系列差,同系列化合物的性质,往往呈现规律性变化,下列四组化合物中,不可称为同系列的是( ) A.CH3 CH2 CH2 CH3 CH3 CH2 CH2 CH2 CH3 CH3 CH2 CH2 CH2 CH2 CH3 CH3 CH=CHCHO CH3CH=CHCH=CHCHO CH3(CH=CH)3 CHO CH3 CH2 CH3 CH3 CHClCH2 CH3 CH3 CHClCH2 CHClCH3 ClCH2 CHClCCl3 ClCH2 CHClCH2 CHClCCl3 ClCH2 CHClCH2 CHClCH2 CHClCCl3
CH3-OOC-CH2CH3 (CH3)2CH-O-CH(CH3)2 CH3-OOC-CH2-COO-CH3 CH3CH2-OOC-CH2CH2-COO-CH2CH3
ClCH2CH2OH HCOOCH2Cl ClCH2CHO HOCH2CH2OH