HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 518865Generated: October 31, 2026
Hydrazine hydrate (1:1) → HCID 86698018, compound
https://huagongshe.com/reaction/518865
Participants
| Role | Name | HCID | Charge |
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| Reactant | Hydrazine hydrate (1:1) | HCID 24654 | — |
| Reactant | HCID 86698017 | HCID 86698017 | — |
| Catalyst | Palladium | HCID 23938 | — |
| Solvent | Ethanol | HCID 702 | — |
| Product | HCID 86698018 | HCID 86698018 | 98.8% |
Reaction Steps
A mixture of 1.38 g of (8aR)-2-[4-nitro-3-(propan-2-yloxy)phenyl]octahydropyrrolo[1,2-a]pyrazine, 2.72 g of hydrazine hydrate and 240 mg of 10% palladium-on-carbon (240 mg, 5 mol %) in 30 ml of ethanol is heated at 80° C. (bath) for 1 h 30. The mixture is filtered on Clarcel and the filtrate is concentrated under vacuum, so as to obtain 1.23 g of 4-[(8aR)-hexahydropyrrolo[1,2-a]pyrazin-2(1H)-yl]-2-(propan-2-yloxy)aniline in the form of a purple oil.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US09115140B2 |
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| Source dataset | uspto-grants-2015_08 |
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| ORD ID | ord-b66def0a9eb1401f809b2fe14b8e169d |
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| Source note | uspto-grants-2015_08 |
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