HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1446679Generated: November 1, 2026
Chloroacetaldehyde → 7-Iodoimidazo[1,2-a]pyridine
https://huagongshe.com/reaction/1446679
Participants
| Role | Name | HCID | Charge |
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| Reactant | Chloroacetaldehyde | HCID 33 | — |
| Reactant | 4-Iodopyridin-2-amine | HCID 22607551 | — |
| Solvent | Ethanol | HCID 702 | — |
| Product | 7-Iodoimidazo[1,2-a]pyridine | HCID 53249934 | 32% |
Reaction Steps
Combine 4-iodo-pyridin-2-ylamine (4.00 g, 18.18 mmol) and chloroacetaldehyde (2.77 mL, 21.82 mmol) in ethanol (40 mL). Attach a reflux condenser, and heat the mixture to 83° C., stir overnight (15 hours), and cool to room temperature. Filter the resulting solution to yield the product as a tan solid (1.40 g, 32%). MS(ES), m/z 245 (M+1)
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US07666879B2 |
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| Source dataset | uspto-grants-2010_02 |
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| ORD ID | ord-076a4249e2d247c3a9ff489d149b2d22 |
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| Source note | uspto-grants-2010_02 |
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