... CH2=CH2CH3CH=CH2CH3CH2CH=CH2CH3CH=CHCH3CH3C=CH2CH3CH2CH2CH=CH2CH3CH2CH=CHCH3CH3CH3CHCH=CH2CH3C=CHCH3CH3CH3EthylenPropylen 1- Butencis 2-ButenisoButylen 1- Penten2-Penten3-Methyl -1- buten2-Methyl -2-buten -16 9 ,4 -18 5,2 -13 0,0 -13 9,0 - 14 0,0 -13 8,0 -13 9,0 -13 5,0 -12 4, 0 -10 3,9- 47 ,0-5,0-3,5-6,0+29,9+36 ,4 +25,0+38 ,4 0,5660,6090,6680,6350,5660, 640 0,6 51 0, 648 0,668Công ... móc và theo chiều đánh số. Spiro[3 .4] octan 8765 4 32 1 Spiro[2 .4] heptan 765 4 32 1 Spiro [4. 5] decan 98765 4 32 1 10Dispiro[2 .1. 4 .1] decan 10 98765 4 32 1 Dispiro[2 .1. 5.2] ... 15 ,7 16 -19 25 35 44 50 12 3 Alken Số đồng phân Alkan Số đồng phân Buten C 4 H8 3 Butan C 4 H 10 2 Penten C5H 10 5 Pentan C5H 12 3 Hexen C6H 12 12 Hexan C6H 14 ...