HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 21399957, compound → HCID 21399963, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | HCID 21399957 | HCID 21399957 | — |
| Catalyst | HCID 178418390 | HCID 178418390 | — |
| Solvent | Cumene | HCID 7406 | — |
| Product | HCID 21399963 | HCID 21399963 | 75% |
Reaction Steps
The ethyl ester of 8-methyl-1,2,3,4-tetrahydrocarbazole-1-carboxylic acid is dissolved in cumene and, after adding 10% palladium-carbon, dehydrogenated as set forth in Example 1(b). After recrystallization from methanol, the ethyl ester of 8-methylcarbazole-1-carboxylic acid is obtained in a 75% yield, m.p. 68° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04057640 |
| Source dataset | uspto-grants-1977_11 |
| ORD ID | ord-7a7dc23bfdff4865a8123a64da03b02f |
| Source note | uspto-grants-1977_11 |