HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1366385Generated: October 31, 2026
Hydrochloric Acid → HCID 178517794, compound
https://huagongshe.com/reaction/1366385
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | Dimethyl fluoromalonate | HCID 2737111 | — |
| Reactant | HCID 26597148 | HCID 26597148 | — |
| Product | HCID 178517794 | HCID 178517794 | 61% |
Reaction Steps
Sodium metal (0.91 g, 40 mmol) was dissolved in MeOH (100 mL) to form sodium methoxide. 2,2-Difluoroethanimidamide.HCl (1.73 g, 13 mmol) was added followed by dimethyl fluoropropanedioate (2.0 g, 13 mmol). The resulting solution was stirred at 80° C. for 3 hours, then cooled to room temperature. Aqueous HCl (6 mL, 6M, 36 mmol) was added and the resulting mixture was concentrated in vacuo. The remaining solid was washed with cold water and filtered yielding 2-(difluoromethyl)-5-fluoro-6-hydroxy-4(1H)-pyrimidinone (1.43 g, 61%)
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US07893056B2 |
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| Source dataset | uspto-grants-2011_02 |
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| ORD ID | ord-8f306e572cce46809c6ade0901ae883b |
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| Source note | uspto-grants-2011_02 |
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