HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1429993Generated: October 30, 2026
HCID 58577742, compound → N2-[4-(benzyloxy)phenyl]-5-methylpyridine-2,3-diamine
https://huagongshe.com/reaction/1429993
Participants
| Role | Name | HCID | Charge |
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| Reactant | HCID 58577742 | HCID 58577742 | — |
| Catalyst | Zinc | HCID 23994 | — |
| Solvent | Acetic Acid | HCID 176 | — |
| Solvent | Tetrahydrofuran | HCID 8028 | — |
| Product | N2-[4-(benzyloxy)phenyl]-5-methylpyridine-2,3-diamine | HCID 58577457 | 52% |
Reaction Steps
To a solution of N-[4-(benzyloxy)phenyl]-5-methyl-3-nitropyridin-2-amine (1.33 g) in acetic acid (10 mL) and THF (10 mL) was added zinc (2.59 g) at 0° C., and the mixture was stirred at 0° C. for 2 h. After stirring at room temperature overnight, the mixture was filtered and the filtrate was concentrated in vacuo. The residue was diluted with AcOEt, washed with sat. NaHCO2, dried over Na2SO4, filtered and concentrated in vacuo. The residue was purified by column chromatography (NH silica gel, eluted with 5%-50% AcOEt in hexane) to give N2-[4-(benzyloxy)phenyl]-5-methylpyridine-2,3-diamine (0.63 g) as a blue solid.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08940758B2 |
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| Source dataset | uspto-grants-2015_01 |
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| ORD ID | ord-f91ad81bd4724dacbf030ca6d08249dc |
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| Source note | uspto-grants-2015_01 |
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