HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1038725Generated: November 1, 2026
4-Amino-6-chloropyrimidine → N-{4-[2-(4-Methyl-piperazin-1-yl)-ethoxy]-phenyl}-pyrimidine-4,6-diamine
https://huagongshe.com/reaction/1038725
Participants
| Role | Name | HCID | Charge |
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| Reactant | 4-Amino-6-chloropyrimidine | HCID 238012 | — |
| Reactant | 4-[2-(4-Methylpiperazin-1-yl)ethoxy]aniline | HCID 23008792 | — |
| Solvent | Water | HCID 962 | — |
| Product | N-{4-[2-(4-Methyl-piperazin-1-yl)-ethoxy]-phenyl}-pyrimidine-4,6-diamine | HCID 66670025 | — |
Reaction Steps
The title compound is prepared as described in Example 152A but using 4-[2-(4-methyl-piperazin-1-yl)-ethoxy]-phenylamine (300 mg, 1.28 mmol, 1 eq.), 6-chloro-pyrimidin-4-ylamine, water (0.5 ml), and stirring the reaction mixture for 2 h at 150° C. The crude product is purified by trituration in diethyl ether to afford the title compound as a white solid. ESI-MS: 329.1 [MH]+; tR=0.98 min (purity: 100%, gradient J).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08552002B2 |
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| Source dataset | uspto-grants-2013_10 |
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| ORD ID | ord-fbc2a8f4fba64da1b09f6f55cec92761 |
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| Source note | uspto-grants-2013_10 |
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