Table 2.
Examples of different aliphatic monomer side chains and the types of PHAs.
| x | R | Polymer Name | Abbreviation | Type |
|---|---|---|---|---|
| 1 | methyl | Poly-3-hydroxybutyrate | P(3HB) | scl |
| ethyl | Poly-3-hydroxyvalerate | P(3HV) | scl | |
| propyl | Poly-3-hydroxyhexanoate | P(3HHx) | mcl | |
| pentyl | Poly-3-hydroxyoctanoate | P(3HO) | mcl | |
| nonyl | Poly-3-hydroxydodecanoate | P(3HDD) | lcl | |
| 2 | H | Poly-4-hydroxybutyrate | P(4HB) | scl |
| methyl | Poly-3-hydroxyvalerate | P(4HV) | scl | |
| 3 | H | Poly-5-hydroxyvalerate | P(5HV) | scl |
| methyl | Poly-5-hydroxyhexanoate | P(5HHx) | scl | |
| 4 | hexyl | Poly-6-hydroxydodecanoate | P(6HDD) | mcl |
n = integer for repeating units.