HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2361444Generated: October 31, 2026
Ethyl orthoformate → HCID 59375009, compound
https://huagongshe.com/reaction/2361444
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Ethyl orthoformate | HCID 31214 | — |
| Reactant | 2-Amino-5-fluorobenzoic acid | HCID 101412 | — |
| Reactant | 3-Bromo-o-toluidine | HCID 123538 | — |
| Solvent | Tetrahydrofuran | HCID 8028 | — |
| Solvent | Ethyl Acetate | HCID 8857 | — |
| Product | HCID 59375009 | HCID 59375009 | 56% |
Reaction Steps
A mixture of 2-amino-5-fluorobenzoic acid (1.00 g, 6.45 mmol), 3-bromo-2-methylaniline (1.199 g, 6.45 mmol) and triethoxymethane (0.955 g, 6.45 mmol) in THF (2 mL) was heated at 110° C. overnight in a sealed tube. The mixture was cooled to room temperature and diluted with EtOAc. The solution was washed with NaHCO3 (aq) and water, then was dried and concentrated. The residue was purified by column chromatography, eluting with EtOAc-hexane (gradient from 20:80 to 30:70) to provide the desired product as a white solid (1.2 g, 56% yield). LCMS (M+H)+ m/z 333, 335.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08685969B2 |
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| Source dataset | uspto-grants-2014_04 |
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| ORD ID | ord-8b5ffa58572e48069823bb9ea538cc96 |
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| Source note | uspto-grants-2014_04 |
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