HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 911065Generated: October 29, 2026
Hydrochloric Acid → 5-Bromo-2-(4-phenethylthiazol-2-ylamino)pyridin-4-ol hydrochloride
https://huagongshe.com/reaction/911065
Participants
| Role | Name | HCID | Charge |
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| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | HCID 86634777 | HCID 86634777 | — |
| Solvent | 1,4-Dioxane | HCID 31275 | — |
| Product | 5-Bromo-2-(4-phenethylthiazol-2-ylamino)pyridin-4-ol hydrochloride | HCID 178479632 | 89% |
Reaction Steps
A flask was charged with 4-(benzyloxy)-5-bromo-N-(4-phenethylthiazol-2-yl)pyridin-2-amine (1.0 g, 2.1 mmol), dioxane (20 mL), concentrated HCl (70 mL) and 6N HCl (10 mL). The reaction was stirred at 95° C. overnight. The reaction was filtered and the collected solids were washed with water and under high vacuum overnight to give the desired product (0.80 g, 89% yield) as light yellow solid.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08022222B2 |
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| Source dataset | uspto-grants-2011_09 |
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| ORD ID | ord-c3aa2c914a534f7ca53d19cd7f042d8a |
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| Source note | uspto-grants-2011_09 |
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