HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 495492Generated: October 30, 2026
Sodium Hydroxide → HCID 20826897, compound
https://huagongshe.com/reaction/495492
Participants
| Role | Name | HCID | Charge |
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| Reactant | Sodium Hydroxide | HCID 14798 | — |
| Reactant | 4-(4-Methylpiperazin-1-yl)aniline | HCID 737253 | — |
| Reactant | HCID 22326811 | HCID 22326811 | — |
| Solvent | Acetic Acid | HCID 176 | — |
| Product | HCID 20826897 | HCID 20826897 | — |
Reaction Steps
A pressure tube was charged with a solution of 2-(N-(2-chloropyrimid-4-yl)-2,6-dimethylphenylamino)-1H-benzimidazole (50 mg, 0.14 mmol), from Example 155 Step F, 4-(4-methylpiperazin-1-yl)-phenylamine (27 mg, 0.14 mmol) in glacial AcOH (2 mL). The reaction, a dark brown solution, was heated to 100° C. for 18 h. The reaction was cooled to RT then basified by careful addition of 5M NaOH (15 mL). The aqueous solution was extracted with CH2Cl2. The combined organic extracts were dried (Na2SO4) and the solvent was removed in vacuo. The residue was purified by column chromatography (silica; CH2Cl2:MeOH; 9:1; containing TEA (0.2%)) to afford a light brown solid. MS m/z=505 (M+H). Calc'd for C30H32N8=504.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US06939874B2 |
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| Source dataset | uspto-grants-2005_09 |
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| ORD ID | ord-e0fa3897e52c4b6f925fb39e3ea6c91b |
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| Source note | uspto-grants-2005_09 |
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