Isoprene → HCID 20163291, compound

HRID 246892Notes

Reaction equation

[CH3:1][C:2]1([CH:10]=[O:11])[CH:7]([CH3:8])[CH2:6][C:5]([CH3:9])=[CH:4][CH2:3]1.[CH2:12]=[CH:13][C:14](=C)C>>[CH3:1][C:2]1([C:10](=[O:11])[CH2:12][CH2:13][CH3:14])[CH:7]([CH3:8])[CH2:6][C:5]([CH3:9])=[CH:4][CH2:3]1

Participants

Reactant 2

HCID 6557Isoprene2×

HCID 20163304HCID 20163304, compound

Product 1

HCID 20163291HCID 20163291, compound

Procedure

The 1,4,6-trimethylcyclohex-3-ene-1-carbaldehyde according to the invention and the analogous ketones according to the invention are directly accessible by means of 1,4-cycloaddition of isoprene with tiglic aldehyde or with the corresponding 2-propenylalkyl ketones. The carbaldehyde according to the invention and the analogous ketones are directly accessible by 1,4-cycloaddition of tiglic aldehyde or the corresponding 2-propenylalkyl ketones with isoprene.

Sources & evidence

ORD record: ord-453f010c10394b0e9cca2b285c5d050e
Source dataset: uspto-grants-1987_11
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US04704477

Reaction notes

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