HuagongsheHuagongshe Chemistry Print Report · For research reference only
Sodium Hydroxide → 10-Hydroxy-5,5-dimethyl-8-(1,2-dimethylheptyl)-1,2,3,4-tetrahydro-5H-[1]benzopyrano[4,3-c]pyridine-2-acetic acid
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Sodium Hydroxide | HCID 14798 | — |
| Reactant | Ethyl 10-hydroxy-5,5-dimethyl-8-(1,2-dimethylheptyl)-1,2,3,4-tetrahydro-5H-[1]benzopyrano[4,3-c]pyridine-2-acetate | HCID 21321136 | — |
| Solvent | Methanol | HCID 887 | — |
| Product | 10-Hydroxy-5,5-dimethyl-8-(1,2-dimethylheptyl)-1,2,3,4-tetrahydro-5H-[1]benzopyrano[4,3-c]pyridine-2-acetic acid | HCID 21321143 | — |
Reaction Steps
The above-titled compound was obtained by hydrolyzing the product of Example 9 with dilute aqueous sodium hydroxide in methanol; m.p. 192°-195°; after recrystallization from ethanol.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04152327 |
| Source dataset | uspto-grants-1979_05 |
| ORD ID | ord-7cedf60604064c6f940b39d49fe6ad5c |
| Source note | uspto-grants-1979_05 |