直鎖状
| 組成式 | 示性式 | IUPAC | 慣用名 |
| C2H4O2 | HCOOCH3 | methyl methanoate (メタン酸メチル) | methyl formate (ギ酸メチル) |
| C3H6O2 | HCOOC2H5 | ethyl methanoate (メタン酸エチル) | ethyl formate (ギ酸エチル) |
| C3H6O2 | CH3COOCH3 | methyl ethanoate (エタン酸メチル) | methyl acetate (酢酸メチル) |
| C4H8O2 | CH3COOC2H5 | ethyl ethanoate (エタン酸エチル) | ethyl acetate (酢酸エチル) |
| C7H14O2 | CH3COOC5H11 | pentyl ethanoate (エタン酸ペンチル) | amyl acetate (酢酸アミル) |
| C10H20O2 | CH3COOC8H17 | octyl ethanoate (エタン酸オクチル) | octyl acetate (酢酸オクチル) |
| C6H12O2 | C3H7COOC2H5 | ethyl butanoate (ブタン酸エチル) | ethyl butyrate (酪酸エチル) |
| C9H18O2 |
C3H7COO[CH2]2CH(CH3)CH3
C3H7COOCH2CH2CHCH3
|
CH3
| 2-methylbutyl butanoate (ブタン酸-2-メチルブチル) | isoamyl butyrate (酪酸イソアミル) |