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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1443898Generated: November 1, 2026

Aluminium lithium hydride → HCID 44248849, compound

https://huagongshe.com/reaction/1443898

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAluminium lithium hydrideHCID 21226445—
ReactantHCID 59168383HCID 59168383—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 44248849HCID 4424884976.3%

Reaction Steps

A solution of 2-nitro-8-oxo-5,6,9,10,11,12-hexahydro-4H,8H-cyclohepta[4,5]pyrrolo[3,2,1-ij]quinoline (0.17 g, 0.60 mmol; prepared in Example 23, Step 1) in dioxane (5 mL) is added dropwise to a refluxing slurry of LiAlH4 (0.24 g, 6 mmol) in dioxane (20 mL). The reaction mixture was refluxed overnight. After cooling to ambient temperature, the mixture was poured onto ice water and extracted with ethyl acetate. The combined organic extracts were dried over MgSO4 and concentrated to give 0.11 g of 5,6,9,10,11,12-hexahydro-4H,8H-cyclohepta[4,5]pyrrolo[3,2,1-ij]quinolin-2-amine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07662831B2
Source datasetuspto-grants-2010_02
ORD IDord-c253237dd64d45a693021511840f2ec9
Source noteuspto-grants-2010_02