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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 544842Generated: October 31, 2026

5',5'-dimethyl-3-nitro-6,8,9,10-tetrahydro-5H-spiro[cycloocta[b]pyridine-7,2'-[1,3]dioxane] → HCID 59295549, compound

https://huagongshe.com/reaction/544842

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5',5'-dimethyl-3-nitro-6,8,9,10-tetrahydro-5H-spiro[cycloocta[b]pyridine-7,2'-[1,3]dioxane]HCID 59295674—
CatalystPalladiumHCID 23938—
SolventTetrahydrofuran ethanolHCID 21873804—
ProductHCID 59295549HCID 59295549—

Reaction Steps

The compound of formula (Cc), 5′,5′-dimethyl-3-nitro-6,8,9,10-tetrahydro-5H-spiro[cycloocta[b]pyridine-7,2′-[1,3]dioxane], was hydrogenated in ethanol/THF solution over 10% Pd/C for 1 hour at 40 psi to give the compound of formula (Cd), 5′,5′-dimethyl-6,8,9,10-tetrahydro-5H-spiro[cycloocta[b]pyridine-7,2′-[1,3]dioxan]-3-amine, in quantitative yield; MS (ES) 277.67 (M+2H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07935693B2
Source datasetuspto-grants-2011_05
ORD IDord-18e4d16b5a1e403d87173367c2a8a774
Source noteuspto-grants-2011_05