HuagongsheHuagongshe Chemistry Print Report · For research reference only
Ammonia → 7-Methoxy-3,7-Dimethyloctanal
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Ammonia | HCID 222 | — |
| Reactant | Dimethylamine | HCID 674 | — |
| Reactant | Sulfuric Acid | HCID 1118 | — |
| Reactant | Citronellal | HCID 7794 | — |
| Reactant | Butylamine | HCID 8007 | — |
| Reactant | Sodium Hydroxide | HCID 14798 | — |
| Solvent | Methanol | HCID 887 | — |
| Product | 7-Methoxy-3,7-Dimethyloctanal | HCID 19223 | — |
Reaction Steps
A process according to claim 1 which comprises the following steps (a) reacting citronellal with about 1-3 mols of dimethylamine, butylamine or ammonia per mol of citronellal at -5°C. to -25°C. (b) contacting the product of step (a) with methanol at -10°C. to +20°C. in the presence of 3.5-5 mols sulphuric acid per mol of citronellal used in step (a) and (c) neutralising the reaction mixture of step (b) with an aqueous solution of sodium hydroxide to produce methoxydihydrocitronellal.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US03978135 |
| Source dataset | uspto-grants-1976_08 |
| ORD ID | ord-0378e37f93564071a29c00677c35544d |
| Source note | uspto-grants-1976_08 |