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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1443927Generated: November 2, 2026

Sulfuric Acid → HCID 13464813, compound

https://huagongshe.com/reaction/1443927

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSulfuric AcidHCID 1118—
ReactantCyclooctanoneHCID 10403—
Reactant2,3-dihydro-1H-indol-1-amineHCID 2760932—
SolventWaterHCID 962—
ProductHCID 13464813HCID 1346481330.7%

Reaction Steps

Following the procedure of Example 1, Step 1, cyclooctanone (6.9 mL, 52 mmol), 1-aminoindoline (7.0 g, 52 mmol) and concentrated sulfuric acid (10 mL) in water (90 mL) provided 4,5,7,8,9,10,11,12-octahydrocycloocta[b]pyrrolo[3,2,1-hi]indole (3.6 g). MS (ES) m/z 226.2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07662831B2
Source datasetuspto-grants-2010_02
ORD IDord-233689e7d7db444993ebfa1bed81a00f
Source noteuspto-grants-2010_02