HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 524893Generated: October 30, 2026
HCID 86720948, compound → HCID 86720949, compound
https://huagongshe.com/reaction/524893
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | HCID 86720948 | HCID 86720948 | — |
| Catalyst | Iron | HCID 23925 | — |
| Solvent | Acetic Acid | HCID 176 | — |
| Solvent | Water | HCID 962 | — |
| Product | HCID 86720949 | HCID 86720949 | 99.5% |
Reaction Steps
1-(2-chloro-5-nitro-4-pyridyl)-4-methyl-piperazine (580 mg, 2.260 mmol) was dissolved in AcOH (20 mL)/Water (2 mL) and Fe (2.524 g, 45.20 mmol) was added. The resulting mixture was stirred at 50° C. for 30 minutes. The reaction was cooled to ambient temperature then loaded onto 50 g SCX-2 cartridge (pre-washed with MeOH). The cartridge was washed with DCM/MeOH mixtures, before the product was eluted with 2M NH3 in MeOH/DCM mixtures. The solvent was removed in vacuo to give 6-chloro-4-(4-methylpiperazin-1-yl)pyridin-3-amine as a purple solid (510 mg, 99% Yield). MS (ES+) 227.1.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US09340546B2 |
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| Source dataset | uspto-grants-2016_05 |
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| ORD ID | ord-a3a25fe8edd642f89e972702a40ac5a9 |
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| Source note | uspto-grants-2016_05 |
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