HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1099367Generated: October 29, 2026
Water → 7-Methoxy-6-methyl-indan-4-carbaldehyde
https://huagongshe.com/reaction/1099367
Participants
| Role | Name | HCID | Charge |
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| Reactant | Water | HCID 962 | — |
| Reactant | Methyl iodide | HCID 6328 | — |
| Reactant | Potassium Carbonate | HCID 11430 | — |
| Reactant | 7-Hydroxy-6-methyl-2,3-dihydro-1h-indene-4-carbaldehyde | HCID 23031182 | — |
| Solvent | Dimethylformamide | HCID 6228 | — |
| Product | 7-Methoxy-6-methyl-indan-4-carbaldehyde | HCID 77174827 | 88.9% |
Reaction Steps
To a stirred suspension of 6-Methyl-7-hydroxy-indan-4-carbaldehyde (5 gm, 0.0284 mole) and Potassium carbonate (4.7 gm, 0.0340 mole) in dimethyl formamide, Methyl iodide (2.2 ml, 0.0312 mole) was added at 0° C. The reaction mixture was stirred at 25-30° C. for 4 hours, then water (200 ml) was added and extracted with Ethylacetate (2×100 ml). The Ethylacetate layer was dried over Sodium sulphate and evaporated to give a crude mass which was purified by column chromatography using Ethyl acetate:Hexane (10:90) as a mobile phase. The fractions were distilled under vacuum to give 4.8 gm of desired product as viscous oil.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08143424B2 |
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| Source dataset | uspto-grants-2012_03 |
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| ORD ID | ord-0034a70a917841e2be8d9166306325da |
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| Source note | uspto-grants-2012_03 |
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