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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2417399Generated: October 31, 2026

Indene → HCID 22633316, compound

https://huagongshe.com/reaction/2417399

Reaction equation

Participants

RoleNameHCIDCharge
ReactantIndeneHCID 7219—
ReactantIndium(III) trifluoromethanesulfonateHCID 2734680—
Reactanttert-butyl N-[(4-aminophenyl)methyl]carbamateHCID 2756041—
ReactantHCID 22633129HCID 22633129—
SolventAcetonitrileHCID 6342—
ProductHCID 22633316HCID 22633316—

Reaction Conditions

Temperature70 °C

Reaction Steps

(4-Amino-benzyl)-carbamic acid tert-butyl ester (307 mg, 1.4 mmole) was dissolved in acetonitrile (approx. 5 mL). The solution was treated with 5-hydroxy-4,2′,6′-trimethoxy-biphenyl-2-carbaldehyde (390 mg, 1.4 mmole) and indene (157 mg, 1.4 mmole). Indium triflate (1.2 g, 2.2 mmole) was added and the reaction was heated at 70° C. for 18 hours to give 6-(2-Aminomethyl-5,6a,7,11b-tetrahydro-6H-indeno[2,1-c]quinolin-6-yl)-4,2′,6′-trimethoxy-biphenyl-3-ol which was then purified using reverse phase HPLC. Mass spectrum 491 (M−17); in the presence of 0.1M ammonium acetate 507 (M−1) observed for negative ion mode.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06825208B2
Source datasetuspto-grants-2004_11
ORD IDord-a806eac48bd64a1695cd32c1b25569b0
Source noteuspto-grants-2004_11