HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 387432Generated: October 30, 2026
Potassium Carbonate → HCID 178506233, compound
https://huagongshe.com/reaction/387432
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Potassium Carbonate | HCID 11430 | — |
| Reactant | 3-Bromopyridine | HCID 12286 | — |
| Reactant | Potassium bis(trimethylsilyl)amide | HCID 3251421 | — |
| Reactant | HCID 178515915 | HCID 178515915 | — |
| Solvent | Methanol | HCID 887 | — |
| Solvent | Dimethylformamide | HCID 6228 | — |
| Product | HCID 178506233 | HCID 178506233 | 15.4% |
Reaction Steps
4-[5-(4-chloro-3-trifluoromethyl-phenylamino)-4H[1,2,4]triazol-3-yl]-phenol (127.8 mg, 0.36 mmol) was dissolved in 3 mL of anhydrous DMF in a 5 mL microwave vial (Personal Chemistry). Solid potassium bis(trimethylsilyl)amide (144.0 mg, 0.72 mmol) was added and the reaction mixture was stirred with heating at 80° C. for 15 min, then 3-bromopyridine (68.3 mg, 0.432 mmol) was added, followed by anhydrous K2CO3 (50.0 mg, 0.36 mmol). Then the vial was capped and microwaved at 250° C. for 30 min. Then the reaction mixture was diluted with ca. 1 mL of MeOH, filtered through 0.22 um syringe filter and purified by reverse-phase preparative HPLC in acetonitrile/water system with 0.01% TFA. The product was isolated as a TFA salt (15.1 mg).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08372971B2 |
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| Source dataset | uspto-grants-2013_02 |
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| ORD ID | ord-f4ed1f7418394a0e89105f64176707f2 |
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| Source note | uspto-grants-2013_02 |
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