HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 418963Generated: October 31, 2026
Hydrochloric Acid → HCID 66652226, compound
https://huagongshe.com/reaction/418963
Participants
| Role | Name | HCID | Charge |
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| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | Methanol | HCID 887 | — |
| Reactant | HCID 66652223 | HCID 66652223 | — |
| Solvent | Ethyl Acetate | HCID 8857 | — |
| Product | HCID 66652226 | HCID 66652226 | 37% |
Reaction Steps
Combine Na (0.013 g, 0.53 mmol) and methanol (2 ml) at 0-5° C. and stir until solution forms. Add 6-Bromomethyl-4-(4-hydroxy-phenyl)-2,3,3a,4,5,9b-hexahydro-1H-cyclopenta[a]naphthalen-8-ol (0.037 g, 0.1 mmol) and stir for 3 hours. Remove solvent in vacuo. Take into ethyl acetate and 1N HCl. Separate organic layer and wash with water. Dry over anhydrous sodium sulfate and remove solvent in vacuo. The residue is chromatographed on silica gel with 25% ethyl acetate/hexanes to yield the titled compound (0.012 g, 37%). 1H NMR (DMSO-d6): 9.16(s, 1H), 9.04 (s, 1H), 7.11 (d, J=7.9 Hz, 2H), 6.71 (d, J=8.8 Hz, 2H), 6.58 (s, 1H), 6.53 (s, 1H), 4.35 (dd, j=16 and 7 Hz, 2H), 3.4 (m, 1H presumed), 3.0 (m, 1H), 2.76 (m, 1H), 2.65 (m, 1H), 2.45(m, 1H) 2.15 (m, 1H), 1.6-1.2 (m, 5H). MS m/z 323 (M−1).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08093302B2 |
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| Source dataset | uspto-grants-2012_01 |
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| ORD ID | ord-95bcc333d6bf4479b30beab4f1508583 |
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| Source note | uspto-grants-2012_01 |
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