Additive linear changes of 13C chemical shifts of 2-alkanones versus H/D substitution site (in ppb). Positive values denote upfield shift.
| C1 | C2 | C3 | C4 | C5 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1Δa | 3Δb | 2Δa | 2Δb | 1Δb | 3Δa | 2Δb | 4Δa | 3Δb | 5Δa | |
| MtBK | 237.8 | — | — | — | — | 6.6 | — | 13.5 | — | — |
| MiPK | 246.5 | 4.0 | −44.7 | −85.5 | 437.3 | <2 | 99.3 | 12.9 | — | — |
| MEK | 245.5 | 5.0 | −49.7 | −84.5 | 334.9 | <2 | 74.5 | 10.4 | — | — |
| MPK | 247.3 | 2.0 | −51.7 | −84.5 | 357.8 | <2 | 54.7 | 10.4 | 24.8 | 0 |
| MBK | 247.5 | 3.5 | −51.7 | −84.5 | 350.8 | <2 | 54.7 | 10.4 | 21.9 | 0 |
| MHK | 247.5 | 3.0 | −51.7 | −84.5 | 352.8 | <2 | 54.7 | 10.9 | 22.9 | 0 |
| Acetone | 246.5 | −55.2 | ||||||||
| MPhK | 240.5 | — | −41.7 | — | ||||||